Sandro Mareco
Country
ARG
Birth Year
1987
Gender
M
Title
FST,Grandmaster
FIDE ID
112275
FIDE Rating
2546
FIDE Rating Graph
Games
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025-12-16 | Szmetan-Giardelli GM | Buenos Aires ARG | 9.1 | Sandro Mareco | Aryan Tari | 1/2-1/2 | 8 | Open |
| 2 | 2025-12-15 | Szmetan-Giardelli GM | Buenos Aires ARG | 8.5 | Sergio Slipak | Sandro Mareco | 0-1 | 48 | Open |
| 3 | 2025-12-14 | Szmetan-Giardelli GM | Buenos Aires ARG | 7.4 | Sandro Mareco | Alexei Shirov | 1/2-1/2 | 28 | Open |
| 4 | 2025-12-13 | Szmetan-Giardelli GM | Buenos Aires ARG | 6.2 | Faustino Oro | Sandro Mareco | 1/2-1/2 | 20 | Open |
| 5 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 9.4 | Sandro Mareco | Julio E Granda Zuniga | 1-0 | 36 | Open |
| 6 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 8.2 | Luca Silva | Sandro Mareco | 1-0 | 56 | Open |
| 7 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 7.5 | Sandro Mareco | Marcelo Tempone | 1-0 | 40 | Open |
| 8 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 6.6 | Matias Carcamo | Sandro Mareco | 0-1 | 64 | Open |
| 9 | 2025-12-12 | Szmetan-Giardelli GM | Buenos Aires ARG | 5.4 | Sandro Mareco | Tomas Darcyl | 1/2-1/2 | 14 | Open |
| 10 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 5.1 | Sandro Mareco | Aryan Tari | 0-1 | 38 | Open |
| 11 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 4.3 | German Della Morte | Sandro Mareco | 0-1 | 59 | Open |
| 12 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 3.6 | Sandro Mareco | Julio Benedetti | 1-0 | 54 | Open |
| 13 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 2.7 | Alejo De Dovitiis | Sandro Mareco | 0-1 | 64 | Open |
| 14 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 11.2 | Diego Flores | Sandro Mareco | 0-1 | 45 | Open |
| 15 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 10.3 | Alexei Shirov | Sandro Mareco | 1/2-1/2 | 14 | Open |
| 16 | 2025-12-12 | Szmetan-Giardelli Blitz | Buenos Aires ARG | 1.7 | Sandro Mareco | Ioshua Bursztyn | 1-0 | 40 | Open |
| 17 | 2025-12-11 | Szmetan-Giardelli GM | Buenos Aires ARG | 4.3 | Ilan Schnaider | Sandro Mareco | 1-0 | 33 | Open |
| 18 | 2025-12-10 | Szmetan-Giardelli GM | Buenos Aires ARG | 3.3 | Sandro Mareco | Diego Flores | 0-1 | 49 | Open |
| 19 | 2025-12-09 | Szmetan-Giardelli GM | Buenos Aires ARG | 2.4 | Julio E Granda Zuniga | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 20 | 2025-12-08 | Szmetan-Giardelli GM | Buenos Aires ARG | 1.5 | Sandro Mareco | Ivan Cheparinov | 1/2-1/2 | 21 | Open |
| 21 | 2025-11-16 | Mareco-Oro Copa Protegen | Bahia Blanca ARG | 6.1 | Faustino Oro | Sandro Mareco | 1/2-1/2 | 52 | Open |
| 22 | 2025-11-16 | Mareco-Oro Copa Protegen | Bahia Blanca ARG | 5.1 | Sandro Mareco | Faustino Oro | 0-1 | 61 | Open |
| 23 | 2025-11-16 | Mareco-Oro Copa Protegen | Bahia Blanca ARG | 4.1 | Faustino Oro | Sandro Mareco | 1/2-1/2 | 38 | Open |
| 24 | 2025-11-15 | Mareco-Oro Copa Protegen | Bahia Blanca ARG | 3.1 | Sandro Mareco | Faustino Oro | 1/2-1/2 | 44 | Open |
| 25 | 2025-11-15 | Mareco-Oro Copa Protegen | Bahia Blanca ARG | 2.1 | Faustino Oro | Sandro Mareco | 1/2-1/2 | 34 | Open |
| 26 | 2025-11-15 | Mareco-Oro Copa Protegen | Bahia Blanca ARG | 1.1 | Sandro Mareco | Faustino Oro | 1/2-1/2 | 100 | Open |
| 27 | 2025-10-26 | ITT Fortuna Investimento | Sao Paulo BRA | 9.3 | Sandro Mareco | Diego Rafael Di Berardino | 1-0 | 61 | Open |
| 28 | 2025-10-25 | ITT Fortuna Investimento | Sao Paulo BRA | 8.3 | Carlos David Gomez | Sandro Mareco | 0-1 | 55 | Open |
| 29 | 2025-10-24 | ITT Fortuna Investimento | Sao Paulo BRA | 7.4 | Sandro Mareco | Caio Henrique Angelico Silva | 1-0 | 52 | Open |
| 30 | 2025-10-23 | ITT Fortuna Investimento | Sao Paulo BRA | 6.2 | Diego Saul Rodri Flores Quillas | Sandro Mareco | 1/2-1/2 | 16 | Open |
| 31 | 2025-10-23 | ITT Fortuna Investimento | Sao Paulo BRA | 5.5 | Sandro Mareco | Licael Roderick Ticona Rocabado | 1/2-1/2 | 101 | Open |
| 32 | 2025-10-22 | ITT Fortuna Investimento | Sao Paulo BRA | 4.1 | Alejandro Hoffman | Sandro Mareco | 1-0 | 44 | Open |
| 33 | 2025-10-21 | ITT Fortuna Investimento | Sao Paulo BRA | 3.5 | Jose Cubas | Sandro Mareco | 1/2-1/2 | 15 | Open |
| 34 | 2025-10-21 | ITT Fortuna Investimento | Sao Paulo BRA | 2.2 | Sandro Mareco | Mathias Andre Casalaspro | 1-0 | 28 | Open |
| 35 | 2025-10-20 | ITT Fortuna Investimento | Sao Paulo BRA | 1.4 | Nathan Felipe Filgueiras | Sandro Mareco | 1-0 | 44 | Open |
| 36 | 2025-08-14 | TCh-ESP Div 1 2025 | Linares ESP | 7.9 | Sandro Mareco | Harutyun Barseghyan | 1/2-1/2 | 49 | Open |
| 37 | 2025-08-13 | TCh-ESP Div 1 2025 | Linares ESP | 6.15 | Karen H. Grigoryan | Sandro Mareco | 1/2-1/2 | 35 | Open |
| 38 | 2025-08-12 | TCh-ESP Div 1 2025 | Linares ESP | 5.15 | Sandro Mareco | Sohan Belkaid | 1/2-1/2 | 37 | Open |
| 39 | 2025-08-11 | TCh-ESP Div 1 2025 | Linares ESP | 4.21 | Julen Luis Arizmendi Martinez | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 40 | 2025-08-10 | TCh-ESP Div 1 2025 | Linares ESP | 3.3 | Sandro Mareco | Loek Van Wely | 1/2-1/2 | 19 | Open |
| 41 | 2025-08-09 | TCh-ESP Div 1 2025 | Linares ESP | 2.9 | Pablo Cruz Lledo | Sandro Mareco | 0-1 | 54 | Open |
| 42 | 2025-08-08 | TCh-ESP Div 1 2025 | Linares ESP | 1.21 | Renier Castellanos Rodriguez | Sandro Mareco | 0-1 | 41 | Open |
| 43 | 2025-07-06 | IX SESC Caioba Open | Caioba BRA | 9.5 | Sandro Mareco | Ivan Excender Soriano Quispe | 1-0 | 54 | Open |
| 44 | 2025-07-05 | IX SESC Caioba Open | Caioba BRA | 8.4 | Kaua Marques Silva | Sandro Mareco | 1/2-1/2 | 45 | Open |
| 45 | 2025-07-04 | IX SESC Caioba Open | Caioba BRA | 7.2 | Sandro Mareco | Aleksa Strikovic | 1/2-1/2 | 58 | Open |
| 46 | 2025-07-03 | IX SESC Caioba Open | Caioba BRA | 6.1 | Lucas Do Valle Cardoso | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 47 | 2025-07-02 | IX SESC Caioba Open | Caioba BRA | 5.3 | Sandro Mareco | Cesar Hidemitsu Umetsubo | 1-0 | 40 | Open |
| 48 | 2025-07-01 | IX SESC Caioba Open | Caioba BRA | 4.8 | Alejandro Hoffman | Sandro Mareco | 0-1 | 44 | Open |
| 49 | 2025-06-30 | IX SESC Caioba Open | Caioba BRA | 3.2 | Sandro Mareco | Claudionor Alcides Lima Pirola | 1-0 | 39 | Open |
| 50 | 2025-06-29 | IX SESC Caioba Open | Caioba BRA | 1.1 | Sandro Mareco | Matias Alejandro Figueroa | 1/2-1/2 | 28 | Open |
| 51 | 2025-05-31 | 18th American Continental | Foz do Iguacu BRA | 11.7 | Raja Panjwani | Sandro Mareco | 1/2-1/2 | 14 | Open |
| 52 | 2025-05-30 | 18th American Continental | Foz do Iguacu BRA | 10.6 | Sandro Mareco | Santiago Avila Pavas | 1/2-1/2 | 73 | Open |
| 53 | 2025-05-29 | 18th American Continental | Foz do Iguacu BRA | 9.6 | Manuel Campos Gomez | Sandro Mareco | 1/2-1/2 | 40 | Open |
| 54 | 2025-05-28 | 18th American Continental | Foz do Iguacu BRA | 8.8 | Sandro Mareco | Felix Jose Ynojosa Aponte | 1-0 | 36 | Open |
| 55 | 2025-05-27 | 18th American Continental | Foz do Iguacu BRA | 7.7 | Ilan Schnaider | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 56 | 2025-05-26 | 18th American Continental | Foz do Iguacu BRA | 6.14 | Sandro Mareco | Fiorella Contreras Huaman | 1-0 | 36 | Open |
| 57 | 2025-05-26 | 18th American Continental | Foz do Iguacu BRA | 5.1 | Alvaro Valdes Escobar | Sandro Mareco | 1/2-1/2 | 25 | Open |
| 58 | 2025-05-25 | 18th American Continental | Foz do Iguacu BRA | 4.19 | Sandro Mareco | Rodolfo Cantero | 1-0 | 46 | Open |
| 59 | 2025-05-24 | 18th American Continental | Foz do Iguacu BRA | 3.5 | Nathan Felipe Filgueiras | Sandro Mareco | 1-0 | 29 | Open |
| 60 | 2025-05-24 | 18th American Continental | Foz do Iguacu BRA | 2.5 | Sandro Mareco | Edgar Rodrigues | 1-0 | 29 | Open |
| 61 | 2025-05-23 | 18th American Continental | Foz do Iguacu BRA | 1.5 | Matias Carcamo | Sandro Mareco | 0-1 | 47 | Open |
| 62 | 2025-04-19 | LXX Mexican Open 2025 | Mexico City MEX | 9.2 | Sandro Mareco | Kevin Joel Cori Quispe | 1-0 | 29 | Open |
| 63 | 2025-04-18 | LXX Mexican Open 2025 | Mexico City MEX | 8.2 | Jose Eduardo Martinez Alcantara | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 64 | 2025-04-18 | LXX Mexican Open 2025 | Mexico City MEX | 7.4 | Arturo A. Fernandez Hernandez | Sandro Mareco | 0-1 | 68 | Open |
| 65 | 2025-04-17 | LXX Mexican Open 2025 | Mexico City MEX | 6.2 | Sandro Mareco | Jorge Cori | 1/2-1/2 | 42 | Open |
| 66 | 2025-04-17 | LXX Mexican Open 2025 | Mexico City MEX | 5.4 | Sandro Mareco | Miguel Angel Montes Orozco | 1-0 | 32 | Open |
| 67 | 2025-04-16 | LXX Mexican Open 2025 | Mexico City MEX | 4.11 | Jeronimo Real Pereyra | Sandro Mareco | 0-1 | 40 | Open |
| 68 | 2025-04-16 | LXX Mexican Open 2025 | Mexico City MEX | 3.17 | Sandro Mareco | Manuel Lopez Michelone | 1-0 | 20 | Open |
| 69 | 2025-04-14 | LXX Mexican Open 2025 | Mexico City MEX | 1.3 | Cris Sebastian Morlett Ovalle | Sandro Mareco | 1-0 | 48 | Open |
| 70 | 2025-04-08 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 9.3 | Diego Flores | Sandro Mareco | 1/2-1/2 | 14 | Open |
| 71 | 2025-04-07 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 8.2 | Jose Fernando Cuenca Jimenez | Sandro Mareco | 1/2-1/2 | 18 | Open |
| 72 | 2025-04-06 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 7.4 | Sandro Mareco | Nahuel Diaz Hollemaert | 1-0 | 49 | Open |
| 73 | 2025-04-05 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 6.2 | Andres Rodriguez Vila | Sandro Mareco | 1/2-1/2 | 59 | Open |
| 74 | 2025-04-05 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 5.1 | Sandro Mareco | Renato R. Quintiliano | 0-1 | 40 | Open |
| 75 | 2025-04-04 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 4.1 | Sandro Mareco | Lucas Coro | 1-0 | 48 | Open |
| 76 | 2025-04-03 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 3.1 | Luca Silva | Sandro Mareco | 0-1 | 88 | Open |
| 77 | 2025-04-02 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 2.1 | Sandro Mareco | Milagros Tatiana Brizzi | 1-0 | 30 | Open |
| 78 | 2025-04-02 | 3rd FAOGBA Open 2025 | Buenos Aires ARG | 1.1 | Marcelo Enrique Gutierrez | Sandro Mareco | 0-1 | 48 | Open |
| 79 | 2025-03-20 | Magistral Punta del Este | Punta del Este URU | 10.3 | Sandro Mareco | Sion Radamantys Galaviz Medina | 1/2-1/2 | 26 | Open |
| 80 | 2025-03-19 | Magistral Punta del Este | Punta del Este URU | 9.2 | Faustino Oro | Sandro Mareco | 0-1 | 36 | Open |
| 81 | 2025-03-19 | Magistral Punta del Este | Punta del Este URU | 8.2 | Sandro Mareco | Andres Rodriguez Vila | 0-1 | 57 | Open |
| 82 | 2025-03-18 | Magistral Punta del Este | Punta del Este URU | 7.3 | Jose Fernando Cuenca Jimenez | Sandro Mareco | 1/2-1/2 | 14 | Open |
| 83 | 2025-03-17 | Magistral Punta del Este | Punta del Este URU | 6.1 | Diego Flores | Sandro Mareco | 1/2-1/2 | 26 | Open |
| 84 | 2025-03-17 | Magistral Punta del Este | Punta del Este URU | 5.3 | Sion Radamantys Galaviz Medina | Sandro Mareco | 1/2-1/2 | 28 | Open |
| 85 | 2025-03-16 | Magistral Punta del Este | Punta del Este URU | 4.2 | Sandro Mareco | Faustino Oro | 1/2-1/2 | 40 | Open |
| 86 | 2025-03-15 | Magistral Punta del Este | Punta del Este URU | 3.2 | Andres Rodriguez Vila | Sandro Mareco | 0-1 | 56 | Open |
| 87 | 2025-03-15 | Magistral Punta del Este | Punta del Este URU | 2.3 | Sandro Mareco | Jose Fernando Cuenca Jimenez | 1-0 | 24 | Open |
| 88 | 2025-03-14 | Magistral Punta del Este | Punta del Este URU | 1.1 | Sandro Mareco | Diego Flores | 1-0 | 33 | Open |
| 89 | 2025-03-04 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 9.3 | Sandro Mareco | Octavio Aaron Bazan Romero | 1-0 | 37 | Open |
| 90 | 2025-03-04 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 8.1 | Diego Flores | Sandro Mareco | 1-0 | 28 | Open |
| 91 | 2025-03-03 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 7.2 | Sandro Mareco | Ivan Tomeo | 1-0 | 34 | Open |
| 92 | 2025-03-03 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 6.2 | Luis Paulo Supi | Sandro Mareco | 1/2-1/2 | 19 | Open |
| 93 | 2025-03-02 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 5.1 | Sandro Mareco | Kevin Paveto | 1/2-1/2 | 24 | Open |
| 94 | 2025-03-02 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 4.2 | Luciano Ariel Carrizo | Sandro Mareco | 0-1 | 32 | Open |
| 95 | 2025-03-01 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 3.2 | Sandro Mareco | Leandro Alvarez | 1-0 | 48 | Open |
| 96 | 2025-03-01 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 2.2 | Gonzalo Moro Saidon | Sandro Mareco | 0-1 | 42 | Open |
| 97 | 2025-02-28 | Perez Chess Open 2025 | Perez, Santa Fe ARG | 1.2 | Sandro Mareco | Jorge Ortiz | 1-0 | 40 | Open |
| 98 | 2024-12-06 | 99th ch-ARG 2024 | Buenos Aires ARG | 11.2 | Pablo Ismael Acosta | Sandro Mareco | 0-1 | 34 | Open |
| 99 | 2024-12-05 | 99th ch-ARG 2024 | Buenos Aires ARG | 10.6 | Sandro Mareco | Federico Perez Ponsa | 1/2-1/2 | 32 | Open |
| 100 | 2024-12-04 | 99th ch-ARG 2024 | Buenos Aires ARG | 9.1 | Sandro Mareco | Lucas Coro | 1-0 | 46 | Open |
| 101 | 2024-12-03 | 99th ch-ARG 2024 | Buenos Aires ARG | 8.6 | Diego Valerga | Sandro Mareco | 0-1 | 35 | Open |
| 102 | 2024-12-02 | 99th ch-ARG 2024 | Buenos Aires ARG | 7.2 | Sandro Mareco | Diego Flores | 1/2-1/2 | 31 | Open |
| 103 | 2024-12-01 | 99th ch-ARG 2024 | Buenos Aires ARG | 6.5 | Faustino Oro | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 104 | 2024-11-30 | 99th ch-ARG 2024 | Buenos Aires ARG | 5.3 | Sandro Mareco | Gaspar Asprelli | 1-0 | 36 | Open |
| 105 | 2024-11-29 | 99th ch-ARG 2024 | Buenos Aires ARG | 4.4 | Leandro Krysa | Sandro Mareco | 0-1 | 30 | Open |
| 106 | 2024-11-28 | 99th ch-ARG 2024 | Buenos Aires ARG | 3.4 | Sandro Mareco | Fernando Peralta | 1/2-1/2 | 34 | Open |
| 107 | 2024-11-27 | 99th ch-ARG 2024 | Buenos Aires ARG | 2.3 | German Spata | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 108 | 2024-11-26 | 99th ch-ARG 2024 | Buenos Aires ARG | 1.5 | Sandro Mareco | Ariel Tokman | 1-0 | 46 | Open |
| 109 | 2024-10-14 | ITT Raza Antioquia 2024 | Medellin COL | 9.1 | Sandro Mareco | Cristian Arrieta Hernandez | 1-0 | 30 | Open |
| 110 | 2024-10-14 | ITT Raza Antioquia 2024 | Medellin COL | 8.1 | David Arenas | Sandro Mareco | 0-1 | 38 | Open |
| 111 | 2024-10-13 | ITT Raza Antioquia 2024 | Medellin COL | 7.1 | Sandro Mareco | Esteban Alb Valderrama Quiceno | 1-0 | 43 | Open |
| 112 | 2024-10-13 | ITT Raza Antioquia 2024 | Medellin COL | 6.2 | Sergio E Barrientos | Sandro Mareco | 0-1 | 54 | Open |
| 113 | 2024-10-12 | ITT Raza Antioquia 2024 | Medellin COL | 5.1 | Sandro Mareco | Nikola Mitkov | 0-1 | 35 | Open |
| 114 | 2024-10-12 | ITT Raza Antioquia 2024 | Medellin COL | 4.1 | Angel Gabriel Cordoba Roa | Sandro Mareco | 0-1 | 67 | Open |
| 115 | 2024-10-11 | ITT Raza Antioquia 2024 | Medellin COL | 3.1 | Sandro Mareco | Jhon Sebastian Hernandez Montes | 1-0 | 22 | Open |
| 116 | 2024-10-11 | ITT Raza Antioquia 2024 | Medellin COL | 2.1 | Zamir Narvaez | Sandro Mareco | 0-1 | 35 | Open |
| 117 | 2024-10-10 | ITT Raza Antioquia 2024 | Medellin COL | 1.1 | Sandro Mareco | Ernesto Aponte Castillo | 1-0 | 29 | Open |
| 118 | 2024-08-16 | TCh-ESP 2nd Div 2024 | Linares ESP | 7.3 | Alejandro Cuellar Montes | Sandro Mareco | 1/2-1/2 | 90 | Open |
| 119 | 2024-08-15 | TCh-ESP 2nd Div 2024 | Linares ESP | 6.3 | Sandro Mareco | Kevin Moises Meneses Gonzalez | 1/2-1/2 | 40 | Open |
| 120 | 2024-08-14 | TCh-ESP 2nd Div 2024 | Linares ESP | 5.3 | Ruben Valhondo Morales | Sandro Mareco | 1/2-1/2 | 44 | Open |
| 121 | 2024-08-13 | TCh-ESP 2nd Div 2024 | Linares ESP | 4.13 | Jose Remolar Gallen | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 122 | 2024-08-13 | TCh-ESP 2nd Div 2024 | Linares ESP | 3.3 | Sandro Mareco | Harutyun Barseghyan | 1-0 | 37 | Open |
| 123 | 2024-08-12 | TCh-ESP 2nd Div 2024 | Linares ESP | 2.2 | Sandro Mareco | Serafin Moral Garcia | 1-0 | 37 | Open |
| 124 | 2024-08-11 | TCh-ESP 2nd Div 2024 | Linares ESP | 1.2 | Abel Carrascoso Morales | Sandro Mareco | 0-1 | 37 | Open |
| 125 | 2024-03-19 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 9.3 | Lucas Cumpe | Sandro Mareco | 0-1 | 63 | Open |
| 126 | 2024-03-18 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 8.1 | Sandro Mareco | Diego Flores | 1/2-1/2 | 52 | Open |
| 127 | 2024-03-17 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 7.2 | Agustin Villarreal | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 128 | 2024-03-16 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 6.2 | Sandro Mareco | Ilan Schnaider | 1-0 | 40 | Open |
| 129 | 2024-03-16 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 5.2 | Pablo Salinas Herrera | Sandro Mareco | 1/2-1/2 | 20 | Open |
| 130 | 2024-03-15 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 4.5 | Sandro Mareco | Diego Mussanti | 1-0 | 29 | Open |
| 131 | 2024-03-14 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 3.1 | Guillermo Llanos | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 132 | 2024-03-13 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 2.1 | Sandro Mareco | Matias Carcamo | 1-0 | 67 | Open |
| 133 | 2024-03-12 | 2nd FAOGBA Open 2024 | Buenos Aires ARG | 1.1 | Eugenio Anigstein | Sandro Mareco | 0-1 | 36 | Open |
| 134 | 2023-12-02 | 9th ch-Iberoamericano | Panama City PAN | 9.3 | Osvaldo Zambrana | Sandro Mareco | 1-0 | 27 | Open |
| 135 | 2023-12-01 | 9th ch-Iberoamericano | Panama City PAN | 8.2 | Sandro Mareco | Jose Fernando Cuenca Jimenez | 1/2-1/2 | 29 | Open |
| 136 | 2023-11-30 | 9th ch-Iberoamericano | Panama City PAN | 7.3 | Andres Rodriguez Vila | Sandro Mareco | 0-1 | 34 | Open |
| 137 | 2023-11-29 | 9th ch-Iberoamericano | Panama City PAN | 6.2 | Sandro Mareco | Oscar De La Riva Aguado | 1/2-1/2 | 20 | Open |
| 138 | 2023-11-28 | 9th ch-Iberoamericano | Panama City PAN | 5.1 | Cristobal Henriquez Villagra | Sandro Mareco | 1/2-1/2 | 21 | Open |
| 139 | 2023-11-27 | 9th ch-Iberoamericano | Panama City PAN | 4.2 | Ermes Espinosa Veloz | Sandro Mareco | 1/2-1/2 | 50 | Open |
| 140 | 2023-11-26 | 9th ch-Iberoamericano | Panama City PAN | 3.3 | Sandro Mareco | Sergio Duran Vega | 1-0 | 18 | Open |
| 141 | 2023-11-26 | 9th ch-Iberoamericano | Panama City PAN | 2.3 | Jorge Luis Baules Rodriguez | Sandro Mareco | 0-1 | 78 | Open |
| 142 | 2023-11-25 | 9th ch-Iberoamericano | Panama City PAN | 1.3 | Sandro Mareco | Maria Florencia Fernandez | 1-0 | 70 | Open |
| 143 | 2023-11-05 | FIDE Grand Swiss 2023 | Douglas IOM | 11.5 | Denis Lazavik | Sandro Mareco | 1-0 | 48 | Open |
| 144 | 2023-11-04 | FIDE Grand Swiss 2023 | Douglas IOM | 10.51 | Sandro Mareco | Shreyas Royal | 1/2-1/2 | 34 | Open |
| 145 | 2023-11-03 | FIDE Grand Swiss 2023 | Douglas IOM | 9.52 | Daniel Dardha | Sandro Mareco | 1/2-1/2 | 26 | Open |
| 146 | 2023-11-02 | FIDE Grand Swiss 2023 | Douglas IOM | 8.38 | Sandro Mareco | Jeffery Xiong | 0-1 | 14 | Open |
| 147 | 2023-11-01 | FIDE Grand Swiss 2023 | Douglas IOM | 7.32 | Ivan Saric | Sandro Mareco | 1-0 | 29 | Open |
| 148 | 2023-10-30 | FIDE Grand Swiss 2023 | Douglas IOM | 6.34 | Sandro Mareco | Alan Pichot | 1/2-1/2 | 47 | Open |
| 149 | 2023-10-29 | FIDE Grand Swiss 2023 | Douglas IOM | 5.24 | Praggnanandhaa R | Sandro Mareco | 1/2-1/2 | 44 | Open |
| 150 | 2023-10-28 | FIDE Grand Swiss 2023 | Douglas IOM | 4.34 | Sandro Mareco | Matthias Bluebaum | 1/2-1/2 | 35 | Open |
| 151 | 2023-10-27 | FIDE Grand Swiss 2023 | Douglas IOM | 3.37 | Vasyl Ivanchuk | Sandro Mareco | 1/2-1/2 | 42 | Open |
| 152 | 2023-10-26 | FIDE Grand Swiss 2023 | Douglas IOM | 2.34 | Sandro Mareco | Kirill Shevchenko | 1/2-1/2 | 65 | Open |
| 153 | 2023-10-25 | FIDE Grand Swiss 2023 | Douglas IOM | 1.28 | Nils Grandelius | Sandro Mareco | 1/2-1/2 | 77 | Open |
| 154 | 2023-10-15 | XI Copa Camara Masters | Cancun MEX | 9.2 | Jose Eduardo Martinez Alcantara | Sandro Mareco | 1/2-1/2 | 16 | Open |
| 155 | 2023-10-15 | XI Copa Camara Masters | Cancun MEX | 8.2 | Sandro Mareco | Carlos Daniel Albornoz Cabrera | 1-0 | 49 | Open |
| 156 | 2023-10-14 | XI Copa Camara Masters | Cancun MEX | 7.3 | Juan Carlos Gonzalez Zamora | Sandro Mareco | 1/2-1/2 | 36 | Open |
| 157 | 2023-10-14 | XI Copa Camara Masters | Cancun MEX | 6.4 | Sandro Mareco | Julio Cesar Diaz Rosas | 1-0 | 33 | Open |
| 158 | 2023-10-13 | XI Copa Camara Masters | Cancun MEX | 5.2 | Dylan Isidro Berdayes Ason | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 159 | 2023-10-13 | XI Copa Camara Masters | Cancun MEX | 4.3 | Sandro Mareco | Sion Radamantys Galaviz Medina | 1/2-1/2 | 35 | Open |
| 160 | 2023-10-12 | XI Copa Camara Masters | Cancun MEX | 3.6 | Carlos Sandoval Mercado | Sandro Mareco | 0-1 | 34 | Open |
| 161 | 2023-10-12 | XI Copa Camara Masters | Cancun MEX | 2.13 | Sandro Mareco | Alexander Andres Hernandez Jimenez | 1-0 | 37 | Open |
| 162 | 2023-10-11 | XI Copa Camara Masters | Cancun MEX | 1.3 | Amanda Maria Muniz Guevara | Sandro Mareco | 1/2-1/2 | 46 | Open |
| 163 | 2023-08-18 | TCh-ESP 2nd Div 2023 | Linares ESP | 7.12 | Iyan Gonzalez Guedes | Sandro Mareco | 0-1 | 49 | Open |
| 164 | 2023-08-17 | TCh-ESP 2nd Div 2023 | Linares ESP | 6.22 | Sandro Mareco | Xabier Gomez Dominguez | 1-0 | 25 | Open |
| 165 | 2023-08-16 | TCh-ESP 2nd Div 2023 | Linares ESP | 5.7 | Carlos S. Matamoros Franco | Sandro Mareco | 1-0 | 47 | Open |
| 166 | 2023-08-15 | TCh-ESP 2nd Div 2023 | Linares ESP | 4.2 | Jose Rafael Gascon Del Nogal | Sandro Mareco | 1-0 | 23 | Open |
| 167 | 2023-08-15 | TCh-ESP 2nd Div 2023 | Linares ESP | 3.2 | Sandro Mareco | Daniel Garcia Ramos | 1-0 | 44 | Open |
| 168 | 2023-08-14 | TCh-ESP 2nd Div 2023 | Linares ESP | 2.2 | Svyatoslav Korneev Leskova | Sandro Mareco | 0-1 | 29 | Open |
| 169 | 2023-08-13 | TCh-ESP 2nd Div 2023 | Linares ESP | 1.7 | Sandro Mareco | Eduardo Castro Quijano | 1-0 | 30 | Open |
| 170 | 2023-05-23 | 16th American Continental | Juan Dolio DOM | 11.1 | Sandro Mareco | Elier Miranda Mesa | 1/2-1/2 | 34 | Open |
| 171 | 2023-05-22 | 16th American Continental | Juan Dolio DOM | 10.8 | Joshua Johnson | Sandro Mareco | 1/2-1/2 | 68 | Open |
| 172 | 2023-05-21 | 16th American Continental | Juan Dolio DOM | 9.13 | Sandro Mareco | Matias Latorre | 1-0 | 26 | Open |
| 173 | 2023-05-20 | 16th American Continental | Juan Dolio DOM | 8.7 | Osvaldo Zambrana | Sandro Mareco | 1-0 | 43 | Open |
| 174 | 2023-05-19 | 16th American Continental | Juan Dolio DOM | 7.5 | Sandro Mareco | Fidel Corrales Jimenez | 1/2-1/2 | 28 | Open |
| 175 | 2023-05-19 | 16th American Continental | Juan Dolio DOM | 6.3 | Josiah Stearman | Sandro Mareco | 1/2-1/2 | 26 | Open |
| 176 | 2023-05-18 | 16th American Continental | Juan Dolio DOM | 5.2 | Sandro Mareco | Brian Escalante Ramirez | 1/2-1/2 | 23 | Open |
| 177 | 2023-05-16 | 16th American Continental | Juan Dolio DOM | 3.15 | Sandro Mareco | Carlos Paul Abreu Jean | 1-0 | 38 | Open |
| 178 | 2023-05-16 | 16th American Continental | Juan Dolio DOM | 2.2 | Josue Araujo Sanchez | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 179 | 2023-05-15 | 16th American Continental | Juan Dolio DOM | 1.2 | Sandro Mareco | Eduardo Galvez Dastin | 1-0 | 40 | Open |
| 180 | 2023-04-09 | LXVIII Mexican Open 2023 | Mexico City MEX | 9.2 | Sandro Mareco | Abel Fabian Lopez Gonzalez | 1-0 | 40 | Open |
| 181 | 2023-04-08 | LXVIII Mexican Open 2023 | Mexico City MEX | 8.2 | Luis Ernesto Quesada Perez | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 182 | 2023-04-08 | LXVIII Mexican Open 2023 | Mexico City MEX | 7.1 | Sandro Mareco | Cristobal Henriquez Villagra | 1/2-1/2 | 27 | Open |
| 183 | 2023-04-07 | LXVIII Mexican Open 2023 | Mexico City MEX | 6.1 | Jose Eduardo Martinez Alcantara | Sandro Mareco | 1/2-1/2 | 41 | Open |
| 184 | 2023-04-07 | LXVIII Mexican Open 2023 | Mexico City MEX | 5.1 | Sandro Mareco | Vyom Vidyarthi | 1-0 | 67 | Open |
| 185 | 2023-04-06 | LXVIII Mexican Open 2023 | Mexico City MEX | 4.1 | Yusuan A. Gutierrez Delgado | Sandro Mareco | 0-1 | 46 | Open |
| 186 | 2023-04-06 | LXVIII Mexican Open 2023 | Mexico City MEX | 3.2 | Sandro Mareco | Sion Radamantys Galaviz Medina | 1-0 | 34 | Open |
| 187 | 2023-04-05 | LXVIII Mexican Open 2023 | Mexico City MEX | 2.2 | Javier Benitez Lozano | Sandro Mareco | 0-1 | 50 | Open |
| 188 | 2023-04-04 | LXVIII Mexican Open 2023 | Mexico City MEX | 1.2 | Sandro Mareco | Guillermo Javier Ruiz Gonzalez | 1-0 | 53 | Open |
| 189 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 9 | Sandro Mareco | Sergei Lobanov | 0-1 | 40 | Open |
| 190 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 8 | Ortik Nigmatov | Sandro Mareco | 0-1 | 57 | Open |
| 191 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 7 | Sandro Mareco | Vugar Rasulov | 0-1 | 29 | Open |
| 192 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 6 | Sandro Mareco | Alexandra Kosteniuk | 0-1 | 30 | Open |
| 193 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 5 | Aditya Mittal | Sandro Mareco | 1/2-1/2 | 53 | Open |
| 194 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 4 | Gukesh D | Sandro Mareco | 1-0 | 30 | Open |
| 195 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 3 | Sandro Mareco | Pouria Darini | 1-0 | 51 | Open |
| 196 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 2 | Sandro Mareco | Ivan Salgado Lopez | 1-0 | 26 | Open |
| 197 | 2023-03-13 | Chessable Masters Play-In | chess.com INT | 1 | Nitzan Steinberg | Sandro Mareco | 1/2-1/2 | 49 | Open |
| 198 | 2023-03-09 | PRO League Prelim 2023 | chess.com INT | 4.5 | Sandro Mareco | Maxime Vachier-Lagrave | 0-1 | 51 | Open |
| 199 | 2023-03-09 | PRO League Prelim 2023 | chess.com INT | 4.4 | Maxime Vachier-Lagrave | Sandro Mareco | 1-0 | 52 | Open |
| 200 | 2023-03-09 | PRO League Prelim 2023 | chess.com INT | 4.3 | Sandro Mareco | Alexander Grischuk | 1/2-1/2 | 32 | Open |
| 201 | 2023-03-09 | PRO League Prelim 2023 | chess.com INT | 4.2 | Sandro Mareco | Mahel Boyer | 1/2-1/2 | 49 | Open |
| 202 | 2023-03-09 | PRO League Prelim 2023 | chess.com INT | 4.1 | Kateryna Lagno | Sandro Mareco | 0-1 | 39 | Open |
| 203 | 2023-02-22 | PRO League Prelim 2023 | chess.com INT | 2.3 | Grigoriy Oparin | Sandro Mareco | 1/2-1/2 | 64 | Open |
| 204 | 2023-02-21 | PRO League Prelim 2023 | chess.com INT | 2.2 | Sandro Mareco | Gabriela Antova | 1-0 | 29 | Open |
| 205 | 2023-02-21 | PRO League Prelim 2023 | chess.com INT | 2.1 | Brandon Jacobson | Sandro Mareco | 0-1 | 44 | Open |
| 206 | 2023-01-29 | 9th Floripa Open 2023 | Florianopolis BRA | 10.3 | Sandro Mareco | Juan Sebastian Melian | 1-0 | 25 | Open |
| 207 | 2023-01-28 | 9th Floripa Open 2023 | Florianopolis BRA | 9.3 | Juliana Sayumi Terao | Sandro Mareco | 0-1 | 34 | Open |
| 208 | 2023-01-28 | 9th Floripa Open 2023 | Florianopolis BRA | 8.2 | Sandro Mareco | Evandro Amorim Barbosa | 1/2-1/2 | 22 | Open |
| 209 | 2023-01-27 | 9th Floripa Open 2023 | Florianopolis BRA | 7.2 | Diego Rafael Di Berardino | Sandro Mareco | 1/2-1/2 | 23 | Open |
| 210 | 2023-01-26 | 9th Floripa Open 2023 | Florianopolis BRA | 6.4 | Sandro Mareco | Matheus Mendes Domingues Ribeiro | 1-0 | 52 | Open |
| 211 | 2023-01-26 | 9th Floripa Open 2023 | Florianopolis BRA | 5.2 | Edgar Rodrigues | Sandro Mareco | 1/2-1/2 | 57 | Open |
| 212 | 2023-01-25 | 9th Floripa Open 2023 | Florianopolis BRA | 4.2 | Sandro Mareco | Yago Labussiere | 1-0 | 52 | Open |
| 213 | 2023-01-24 | 9th Floripa Open 2023 | Florianopolis BRA | 3.2 | Vitor Augusto Ponciano De Carvalho | Sandro Mareco | 0-1 | 26 | Open |
| 214 | 2023-01-24 | 9th Floripa Open 2023 | Florianopolis BRA | 2.2 | Sandro Mareco | Renan Barbosa Monteiro Soares | 1-0 | 23 | Open |
| 215 | 2023-01-23 | 9th Floripa Open 2023 | Florianopolis BRA | 1.2 | Edgardo Campora | Sandro Mareco | 0-1 | 35 | Open |
| 216 | 2022-12-10 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 11.3 | Sandro Mareco | Leandro Krysa | 1/2-1/2 | 42 | Open |
| 217 | 2022-12-09 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 10.4 | Juan Manuel Gaitan | Sandro Mareco | 0-1 | 37 | Open |
| 218 | 2022-12-08 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 9.4 | Sandro Mareco | Diego Valerga | 1-0 | 69 | Open |
| 219 | 2022-12-07 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 8.3 | Federico Perez Ponsa | Sandro Mareco | 1/2-1/2 | 38 | Open |
| 220 | 2022-12-06 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 7.5 | Sandro Mareco | Ariel Sorin | 1-0 | 35 | Open |
| 221 | 2022-12-05 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 6.2 | Diego Flores | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 222 | 2022-12-04 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 5.4 | Sandro Mareco | Kevin Paveto | 1/2-1/2 | 31 | Open |
| 223 | 2022-12-03 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 4.1 | Pablo Ismael Acosta | Sandro Mareco | 1/2-1/2 | 39 | Open |
| 224 | 2022-12-02 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 3.6 | Alan Pichot | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 225 | 2022-12-02 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 2.2 | Sandro Mareco | Fernando Peralta | 1/2-1/2 | 33 | Open |
| 226 | 2022-12-01 | 97th ch-ARG 2022 | San Carlos de Bariloche ARG | 1.5 | Joaquin Fiorito | Sandro Mareco | 0-1 | 30 | Open |
| 227 | 2022-09-04 | 22nd Dubai Open 2022 | Dubai UAE | 9.36 | Anish Gandhi | Sandro Mareco | 0-1 | 31 | Open |
| 228 | 2022-09-03 | 22nd Dubai Open 2022 | Dubai UAE | 8.23 | Sandro Mareco | Panda Sambit | 0-1 | 31 | Open |
| 229 | 2022-09-02 | 22nd Dubai Open 2022 | Dubai UAE | 7.23 | Sandro Mareco | Raahul V S | 1/2-1/2 | 43 | Open |
| 230 | 2022-09-01 | 22nd Dubai Open 2022 | Dubai UAE | 6.38 | Prasannaa.s | Sandro Mareco | 0-1 | 29 | Open |
| 231 | 2022-08-31 | 22nd Dubai Open 2022 | Dubai UAE | 5.21 | Vantika Agrawal | Sandro Mareco | 1-0 | 80 | Open |
| 232 | 2022-08-30 | 22nd Dubai Open 2022 | Dubai UAE | 4.38 | Sandro Mareco | Amer Al Maashani | 1-0 | 37 | Open |
| 233 | 2022-08-29 | 22nd Dubai Open 2022 | Dubai UAE | 3.29 | Sandro Mareco | Manish Anto Cristiano F | 1/2-1/2 | 39 | Open |
| 234 | 2022-08-28 | 22nd Dubai Open 2022 | Dubai UAE | 2.5 | Seyed Kian Poormosavi | Sandro Mareco | 1-0 | 54 | Open |
| 235 | 2022-08-27 | 22nd Dubai Open 2022 | Dubai UAE | 1.5 | Sandro Mareco | Bardia Veisi | 1-0 | 1 | Open |
| 236 | 2022-08-25 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 9.8 | Sandro Mareco | Murali Karthikeyan | 0-1 | 47 | Open |
| 237 | 2022-08-24 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 8.7 | Sandro Mareco | Samant Aditya S | 1/2-1/2 | 51 | Open |
| 238 | 2022-08-23 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 7.11 | Aditya Mittal | Sandro Mareco | 0-1 | 49 | Open |
| 239 | 2022-08-22 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 6.12 | Sandro Mareco | Arjun Kalyan | 1/2-1/2 | 32 | Open |
| 240 | 2022-08-20 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 5.1 | Tigran K. Harutyunyan | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 241 | 2022-08-19 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 4.7 | Sandro Mareco | Harsha Bharathakoti | 1/2-1/2 | 26 | Open |
| 242 | 2022-08-18 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 3.6 | Manuel Petrosyan | Sandro Mareco | 1/2-1/2 | 34 | Open |
| 243 | 2022-08-18 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 2.11 | Sandro Mareco | Benjamin Haldorsen | 1-0 | 49 | Open |
| 244 | 2022-08-17 | 28th Abu Dhabi Masters | Abu Dhabi UAE | 1.11 | Eesha Karavade | Sandro Mareco | 0-1 | 48 | Open |
| 245 | 2022-05-15 | Rio Negro Open 2022 | Cipolletti ARG | 9 | Sandro Mareco | Andres Carlos Obregon | 1-0 | 39 | Open |
| 246 | 2022-05-14 | Rio Negro Open 2022 | Cipolletti ARG | 8 | Sandro Mareco | Mario Villanueva | 1-0 | 23 | Open |
| 247 | 2022-05-14 | Rio Negro Open 2022 | Cipolletti ARG | 7 | Diego Flores | Sandro Mareco | 1/2-1/2 | 20 | Open |
| 248 | 2022-05-13 | Rio Negro Open 2022 | Cipolletti ARG | 6 | Sandro Mareco | Pablo Ismael Acosta | 1-0 | 38 | Open |
| 249 | 2022-05-13 | Rio Negro Open 2022 | Cipolletti ARG | 5 | Sandro Mareco | Maria Florencia Fernandez | 1-0 | 33 | Open |
| 250 | 2022-05-12 | Rio Negro Open 2022 | Cipolletti ARG | 4 | Joaquin Fiorito | Sandro Mareco | 1/2-1/2 | 34 | Open |
| 251 | 2022-05-12 | Rio Negro Open 2022 | Cipolletti ARG | 3 | Sandro Mareco | Leandro Mavrich | 1-0 | 31 | Open |
| 252 | 2022-05-11 | Rio Negro Open 2022 | Cipolletti ARG | 2 | Andres Ortiz | Sandro Mareco | 0-1 | 32 | Open |
| 253 | 2022-05-11 | Rio Negro Open 2022 | Cipolletti ARG | 1 | Sandro Mareco | Gonzalo Exequiel Doucett | 1-0 | 16 | Open |
| 254 | 2022-04-28 | 55th Capablanca Mem Elite | Havana CUB | 9.4 | Sandro Mareco | Yasser Quesada Perez | 1/2-1/2 | 74 | Open |
| 255 | 2022-04-27 | 55th Capablanca Mem Elite | Havana CUB | 8.2 | Surya Shekhar Ganguly | Sandro Mareco | 1/2-1/2 | 28 | Open |
| 256 | 2022-04-26 | 55th Capablanca Mem Elite | Havana CUB | 7.5 | Sandro Mareco | Vasif Durarbayli | 1/2-1/2 | 24 | Open |
| 257 | 2022-04-25 | 55th Capablanca Mem Elite | Havana CUB | 6.1 | Mustafa Yilmaz | Sandro Mareco | 1/2-1/2 | 20 | Open |
| 258 | 2022-04-23 | 55th Capablanca Mem Elite | Havana CUB | 5.5 | Isan Reynaldo Ortiz Suarez | Sandro Mareco | 0-1 | 47 | Open |
| 259 | 2022-04-22 | 55th Capablanca Mem Elite | Havana CUB | 4.2 | Sandro Mareco | Luis Ernesto Quesada Perez | 0-1 | 32 | Open |
| 260 | 2022-04-21 | 55th Capablanca Mem Elite | Havana CUB | 3.4 | Hans Moke Niemann | Sandro Mareco | 1-0 | 26 | Open |
| 261 | 2022-04-20 | 55th Capablanca Mem Elite | Havana CUB | 2.3 | Sandro Mareco | Omar Almeida Quintana | 1-0 | 53 | Open |
| 262 | 2022-04-19 | 55th Capablanca Mem Elite | Havana CUB | 1.3 | Carlos Daniel Albornoz Cabrera | Sandro Mareco | 0-1 | 33 | Open |
| 263 | 2022-04-17 | LXVII Mexican Open 2022 | Chihuahua City MEX | 9.1 | Sandro Mareco | Kevin Joel Cori Quispe | 1/2-1/2 | 29 | Open |
| 264 | 2022-04-16 | LXVII Mexican Open 2022 | Chihuahua City MEX | 8.1 | Jorge Cori | Sandro Mareco | 0-1 | 47 | Open |
| 265 | 2022-04-16 | LXVII Mexican Open 2022 | Chihuahua City MEX | 7.2 | Sandro Mareco | Pablo Salinas Herrera | 1-0 | 31 | Open |
| 266 | 2022-04-15 | LXVII Mexican Open 2022 | Chihuahua City MEX | 6.2 | Juan Carlos Gonzalez Zamora | Sandro Mareco | 0-1 | 68 | Open |
| 267 | 2022-04-14 | LXVII Mexican Open 2022 | Chihuahua City MEX | 5.4 | Sandro Mareco | Carlos Sandoval Mercado | 1-0 | 45 | Open |
| 268 | 2022-04-14 | LXVII Mexican Open 2022 | Chihuahua City MEX | 4.4 | Sergio Joshafatt Morales Garcia | Sandro Mareco | 1/2-1/2 | 52 | Open |
| 269 | 2022-04-13 | LXVII Mexican Open 2022 | Chihuahua City MEX | 3.1 | Sandro Mareco | Sion Radamantys Galaviz Medina | 1/2-1/2 | 21 | Open |
| 270 | 2022-04-13 | LXVII Mexican Open 2022 | Chihuahua City MEX | 2.2 | Alejandro Maass Garza R | Sandro Mareco | 0-1 | 35 | Open |
| 271 | 2022-04-12 | LXVII Mexican Open 2022 | Chihuahua City MEX | 1.2 | Sandro Mareco | Jose Luis Silva Hernandez | 1-0 | 25 | Open |
| 272 | 2022-02-19 | 8th ch-Iberoamericano | Mexico City MEX | 9.3 | Sandro Mareco | Omar Almeida Quintana | 1-0 | 33 | Open |
| 273 | 2022-02-18 | 8th ch-Iberoamericano | Mexico City MEX | 8.1 | Guillermo Vazquez | Sandro Mareco | 1/2-1/2 | 17 | Open |
| 274 | 2022-02-17 | 8th ch-Iberoamericano | Mexico City MEX | 7.1 | Sandro Mareco | Jaime Santos Latasa | 1/2-1/2 | 55 | Open |
| 275 | 2022-02-16 | 8th ch-Iberoamericano | Mexico City MEX | 6.1 | Jose Fernando Cuenca Jimenez | Sandro Mareco | 0-1 | 39 | Open |
| 276 | 2022-02-15 | 8th ch-Iberoamericano | Mexico City MEX | 5.2 | Emilio Cordova | Sandro Mareco | 0-1 | 41 | Open |
| 277 | 2022-02-14 | 8th ch-Iberoamericano | Mexico City MEX | 4.5 | Sandro Mareco | Jose Barria | 1-0 | 30 | Open |
| 278 | 2022-02-13 | 8th ch-Iberoamericano | Mexico City MEX | 3.15 | Sandro Mareco | Kenneth Frey Beckman | 1-0 | 54 | Open |
| 279 | 2022-02-13 | 8th ch-Iberoamericano | Mexico City MEX | 2.2 | Carlos Sandoval Mercado | Sandro Mareco | 1/2-1/2 | 36 | Open |
| 280 | 2022-02-12 | 8th ch-Iberoamericano | Mexico City MEX | 1.2 | Sandro Mareco | Alejandra Guerrero Rodriguez | 1-0 | 20 | Open |
| 281 | 2022-01-22 | Club Caissa Online 2022 | chess.com INT | 7 | Alan Pichot | Sandro Mareco | 1/2-1/2 | 39 | Open |
| 282 | 2022-01-22 | Club Caissa Online 2022 | chess.com INT | 5 | Lazaro Bruzon Batista | Sandro Mareco | 1-0 | 24 | Open |
| 283 | 2022-01-22 | Club Caissa Online 2022 | chess.com INT | 4 | Sandro Mareco | Neuris Delgado Ramirez | 1/2-1/2 | 44 | Open |
| 284 | 2022-01-22 | Club Caissa Online 2022 | chess.com INT | 3 | Nikola Mitkov | Sandro Mareco | 0-1 | 52 | Open |
| 285 | 2022-01-22 | Club Caissa Online 2022 | chess.com INT | 2 | Sandro Mareco | Hector Leyva | 1-0 | 28 | Open |
| 286 | 2021-12-18 | 7th Arica Open 2021 | Arica CHI | 10.1 | Sandro Mareco | Robert Diaz Villagran | 1/2-1/2 | 23 | Open |
| 287 | 2021-12-17 | 7th Arica Open 2021 | Arica CHI | 9.1 | Guillermo Cerda Albornoz | Sandro Mareco | 0-1 | 38 | Open |
| 288 | 2021-12-16 | 7th Arica Open 2021 | Arica CHI | 8.1 | Pablo Salinas Herrera | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 289 | 2021-12-16 | 7th Arica Open 2021 | Arica CHI | 7.1 | Sandro Mareco | Carlos Reinuaba | 1-0 | 24 | Open |
| 290 | 2021-12-15 | 7th Arica Open 2021 | Arica CHI | 6.1 | Yago De Moura Santiago | Sandro Mareco | 1/2-1/2 | 21 | Open |
| 291 | 2021-12-15 | 7th Arica Open 2021 | Arica CHI | 5.1 | Sandro Mareco | Neuris Delgado Ramirez | 1-0 | 45 | Open |
| 292 | 2021-12-14 | 7th Arica Open 2021 | Arica CHI | 4.1 | Hugo Lopez Silva | Sandro Mareco | 0-1 | 28 | Open |
| 293 | 2021-12-13 | 7th Arica Open 2021 | Arica CHI | 3.1 | Sandro Mareco | Marcelo Llorens Sepulveda | 1-0 | 32 | Open |
| 294 | 2021-12-13 | 7th Arica Open 2021 | Arica CHI | 2.1 | Francisco Navarrete Sandoval | Sandro Mareco | 0-1 | 44 | Open |
| 295 | 2021-12-05 | Liga Nacional Superior | Villa Martelli ARG | 7.2 | Sandro Mareco | Carlos P. Boissonet | 1-0 | 64 | Open |
| 296 | 2021-12-04 | Liga Nacional Superior | Villa Martelli ARG | 6.2 | Ariel Sorin | Sandro Mareco | 0-1 | 67 | Open |
| 297 | 2021-11-28 | Liga Nacional Superior | Villa Martelli ARG | 5.2 | Sandro Mareco | Facundo Pierrot | 1-0 | 48 | Open |
| 298 | 2021-11-27 | Liga Nacional Superior | Villa Martelli ARG | 4.1 | Mario Villanueva | Sandro Mareco | 1/2-1/2 | 38 | Open |
| 299 | 2021-11-22 | Liga Nacional Superior | Villa Martelli ARG | 3.1 | Juan Manuel Aranda | Sandro Mareco | 0-1 | 27 | Open |
| 300 | 2021-11-21 | Liga Nacional Superior | Villa Martelli ARG | 2.1 | Sandro Mareco | Malena Alvarez Brito | 1-0 | 28 | Open |
| 301 | 2021-08-08 | LXVI Mexican Open 2021 | Villahermosa MEX | 8.1 | Sandro Mareco | Jorge Cori | 1/2-1/2 | 30 | Open |
| 302 | 2021-08-07 | LXVI Mexican Open 2021 | Villahermosa MEX | 7.2 | Sandro Mareco | Cristobal Henriquez Villagra | 1-0 | 26 | Open |
| 303 | 2021-08-07 | LXVI Mexican Open 2021 | Villahermosa MEX | 6.2 | Julio Cesar Diaz Rosas | Sandro Mareco | 0-1 | 58 | Open |
| 304 | 2021-08-06 | LXVI Mexican Open 2021 | Villahermosa MEX | 5.3 | Sandro Mareco | Uriel Capo Vidal | 1-0 | 56 | Open |
| 305 | 2021-08-06 | LXVI Mexican Open 2021 | Villahermosa MEX | 4.6 | Gerardo Antonio Gracia Alvarez | Sandro Mareco | 0-1 | 43 | Open |
| 306 | 2021-08-05 | LXVI Mexican Open 2021 | Villahermosa MEX | 3.2 | Javier Benitez Lozano | Sandro Mareco | 1-0 | 30 | Open |
| 307 | 2021-08-05 | LXVI Mexican Open 2021 | Villahermosa MEX | 2.2 | Sandro Mareco | Angel Ivan Quiroga Jaquez | 1-0 | 41 | Open |
| 308 | 2021-07-17 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 2.6 | Sandro Mareco | Jorge Cori | 1/2-1/2 | 49 | Open |
| 309 | 2021-07-17 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 2.5 | Jorge Cori | Sandro Mareco | 1-0 | 35 | Open |
| 310 | 2021-07-17 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 2.4 | Jorge Cori | Sandro Mareco | 1-0 | 52 | Open |
| 311 | 2021-07-17 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 2.3 | Sandro Mareco | Jorge Cori | 1-0 | 27 | Open |
| 312 | 2021-07-16 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 2.2 | Jorge Cori | Sandro Mareco | 1-0 | 61 | Open |
| 313 | 2021-07-15 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 2.1 | Sandro Mareco | Jorge Cori | 1-0 | 31 | Open |
| 314 | 2021-07-13 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 1.2 | Sandro Mareco | Sami Khader | 1-0 | 52 | Open |
| 315 | 2021-07-12 | FIDE World Cup 2021 | Krasnaya Polyana RUS | 1.1 | Sami Khader | Sandro Mareco | 0-1 | 25 | Open |
| 316 | 2021-05-30 | Am. World Cup Q Final | Tornelo INT | 7.3 | Sandro Mareco | Andrew Tang | 1-0 | 32 | Open |
| 317 | 2021-05-30 | Am. World Cup Q Final | Tornelo INT | 6.2 | Krikor Sevag Mekhitarian | Sandro Mareco | 0-1 | 36 | Open |
| 318 | 2021-05-30 | Am. World Cup Q Final | Tornelo INT | 5.4 | Sandro Mareco | Elshan Moradiabadi | 1-0 | 25 | Open |
| 319 | 2021-05-30 | Am. World Cup Q Final | Tornelo INT | 4.1 | Cristobal Henriquez Villagra | Sandro Mareco | 1/2-1/2 | 17 | Open |
| 320 | 2021-05-30 | Am. World Cup Q Final | Tornelo INT | 3.4 | Leandro Krysa | Sandro Mareco | 0-1 | 37 | Open |
| 321 | 2021-05-30 | Am. World Cup Q Final | Tornelo INT | 2.2 | Sandro Mareco | Axel Bachmann | 1/2-1/2 | 36 | Open |
| 322 | 2021-05-30 | Am. World Cup Q Final | Tornelo INT | 1.3 | Robert Hungaski | Sandro Mareco | 0-1 | 33 | Open |
| 323 | 2021-05-29 | Am. World Cup QGp1 | Tornelo INT | 4.4 | Omar Almeida Quintana | Sandro Mareco | 0-1 | 53 | Open |
| 324 | 2021-05-29 | Am. World Cup QGp1 | Tornelo INT | 4.3 | Sandro Mareco | Omar Almeida Quintana | 1-0 | 34 | Open |
| 325 | 2021-05-29 | Am. World Cup QGp1 | Tornelo INT | 4.2 | Sandro Mareco | Omar Almeida Quintana | 1/2-1/2 | 36 | Open |
| 326 | 2021-05-28 | Am. World Cup QGp1 | Tornelo INT | 4.1 | Omar Almeida Quintana | Sandro Mareco | 1/2-1/2 | 49 | Open |
| 327 | 2021-05-27 | Am. World Cup QGp1 | Tornelo INT | 3.2 | David Arenas | Sandro Mareco | 0-1 | 42 | Open |
| 328 | 2021-05-26 | Am. World Cup QGp1 | Tornelo INT | 3.1 | Sandro Mareco | David Arenas | 1-0 | 35 | Open |
| 329 | 2021-05-25 | Am. World Cup QGp1 | Tornelo INT | 2.2 | Sandro Mareco | Andres F Escobar Medina | 1-0 | 21 | Open |
| 330 | 2021-05-24 | Am. World Cup QGp1 | Tornelo INT | 2.1 | Andres F Escobar Medina | Sandro Mareco | 0-1 | 49 | Open |
| 331 | 2021-03-27 | European Online CC GpI | Tornelo INT | 4.5 | Bartlomiej Heberla | Sandro Mareco | 1-0 | 37 | Open |
| 332 | 2021-03-27 | European Online CC GpI | Tornelo INT | 3.1 | Sandro Mareco | Patrice Verdier | 1-0 | 48 | Open |
| 333 | 2021-01-23 | Caissa Guatemala Online | chess.com INT | 7 | Roeland Pruijssers | Sandro Mareco | 1-0 | 50 | Open |
| 334 | 2021-01-23 | Caissa Guatemala Online | chess.com INT | 6 | Sandro Mareco | Nikola Mitkov | 1-0 | 32 | Open |
| 335 | 2021-01-23 | Caissa Guatemala Online | chess.com INT | 5 | Cristobal Henriquez Villagra | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 336 | 2021-01-23 | Caissa Guatemala Online | chess.com INT | 4 | Sandro Mareco | Carlos Daniel Albornoz Cabrera | 1-0 | 90 | Open |
| 337 | 2021-01-23 | Caissa Guatemala Online | chess.com INT | 3 | Sandro Mareco | Wilson Estuardo Lorenzana | 1-0 | 34 | Open |
| 338 | 2021-01-23 | Caissa Guatemala Online | chess.com INT | 2 | Ilja Zaragatski | Sandro Mareco | 0-1 | 55 | Open |
| 339 | 2021-01-23 | Caissa Guatemala Online | chess.com INT | 1 | Sandro Mareco | Juan Carlos Romero C. | 1-0 | 45 | Open |
| 340 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.8 | Sandro Mareco | Alexandr Fier | 1/2-1/2 | 58 | Open |
| 341 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.7 | Alexandr Fier | Sandro Mareco | 1-0 | 50 | Open |
| 342 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.6 | Sandro Mareco | Alexandr Fier | 0-1 | 29 | Open |
| 343 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.5 | Alexandr Fier | Sandro Mareco | 0-1 | 53 | Open |
| 344 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.4 | Sandro Mareco | Alexandr Fier | 1-0 | 34 | Open |
| 345 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.3 | Alexandr Fier | Sandro Mareco | 1-0 | 49 | Open |
| 346 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.2 | Sandro Mareco | Alexandr Fier | 1-0 | 39 | Open |
| 347 | 2020-06-16 | Iberoamericano Chess24 | chess24.com INT | 2.1 | Alexandr Fier | Sandro Mareco | 1-0 | 25 | Open |
| 348 | 2020-06-01 | Iberoamericano Chess24 | chess24.com INT | 1.4 | Sandro Mareco | Alejandro Hoffman | 1-0 | 31 | Open |
| 349 | 2020-06-01 | Iberoamericano Chess24 | chess24.com INT | 1.3 | Alejandro Hoffman | Sandro Mareco | 0-1 | 34 | Open |
| 350 | 2020-06-01 | Iberoamericano Chess24 | chess24.com INT | 1.2 | Sandro Mareco | Alejandro Hoffman | 1-0 | 40 | Open |
| 351 | 2020-06-01 | Iberoamericano Chess24 | chess24.com INT | 1.1 | Alejandro Hoffman | Sandro Mareco | 0-1 | 74 | Open |
| 352 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.9 | Sandro Mareco | Andrew Tang | 0-1 | 36 | Open |
| 353 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.8 | Andrew Tang | Sandro Mareco | 1-0 | 28 | Open |
| 354 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.7 | Sandro Mareco | Andrew Tang | 1/2-1/2 | 82 | Open |
| 355 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.6 | Andrew Tang | Sandro Mareco | 1-0 | 73 | Open |
| 356 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.5 | Sandro Mareco | Andrew Tang | 1/2-1/2 | 46 | Open |
| 357 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.4 | Andrew Tang | Sandro Mareco | 1-0 | 46 | Open |
| 358 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.3 | Sandro Mareco | Andrew Tang | 0-1 | 49 | Open |
| 359 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.2 | Andrew Tang | Sandro Mareco | 1-0 | 19 | Open |
| 360 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.1 | Sandro Mareco | Andrew Tang | 0-1 | 57 | Open |
| 361 | 2020-01-29 | Chess24 Banter Blitz Cup | chess24.com INT | 2.1 | Andrew Tang | Sandro Mareco | 1-0 | 42 | Open |
| 362 | 2020-01-12 | 2nd Caissa Guatemala Open | Guatemala City GUA | 9.1 | Sandro Mareco | Cristobal Henriquez Villagra | 1/2-1/2 | 27 | Open |
| 363 | 2020-01-11 | 2nd Caissa Guatemala Open | Guatemala City GUA | 8.1 | Omar Almeida Quintana | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 364 | 2020-01-11 | 2nd Caissa Guatemala Open | Guatemala City GUA | 7.1 | Sandro Mareco | Juan Carlos Gonzalez Zamora | 1/2-1/2 | 19 | Open |
| 365 | 2020-01-10 | 2nd Caissa Guatemala Open | Guatemala City GUA | 6.1 | Cristhian Cruz | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 366 | 2020-01-10 | 2nd Caissa Guatemala Open | Guatemala City GUA | 5.1 | Sandro Mareco | Ilja Zaragatski | 1-0 | 29 | Open |
| 367 | 2020-01-09 | 2nd Caissa Guatemala Open | Guatemala City GUA | 4.1 | Nikola Mitkov | Sandro Mareco | 0-1 | 53 | Open |
| 368 | 2020-01-09 | 2nd Caissa Guatemala Open | Guatemala City GUA | 3.1 | Sandro Mareco | Sergio E Barrientos | 1-0 | 35 | Open |
| 369 | 2020-01-08 | 2nd Caissa Guatemala Open | Guatemala City GUA | 2.1 | Jorge Luis Baules Rodriguez | Sandro Mareco | 0-1 | 28 | Open |
| 370 | 2020-01-08 | 2nd Caissa Guatemala Open | Guatemala City GUA | 1.1 | Sandro Mareco | Gustavo E. Juarez Flores | 1-0 | 55 | Open |
| 371 | 2019-12-22 | 6th Arica Open 2019 | Arica CHI | 10.4 | Sandro Mareco | Renato Terry | 1/2-1/2 | 21 | Open |
| 372 | 2019-12-21 | 6th Arica Open 2019 | Arica CHI | 9.3 | Deivy Vera Siguenas | Sandro Mareco | 1/2-1/2 | 59 | Open |
| 373 | 2019-12-18 | 6th Arica Open 2019 | Arica CHI | 6.1 | Sandro Mareco | Nikita Petrov | 1/2-1/2 | 24 | Open |
| 374 | 2019-12-16 | 6th Arica Open 2019 | Arica CHI | 2.3 | Sandro Mareco | Diego Saul Rodri Flores Quillas | 0-1 | 27 | Open |
| 375 | 2019-12-15 | 6th Arica Open 2019 | Arica CHI | 1.3 | Leonid Yacon Anazgo Cavero | Sandro Mareco | 0-1 | 42 | Open |
| 376 | 2019-12-11 | Szmetan-Giardelli Super | Buenos Aires ARG | 11.6 | Sandro Mareco | Julio E Granda Zuniga | 1/2-1/2 | 12 | Open |
| 377 | 2019-12-10 | Szmetan-Giardelli Super | Buenos Aires ARG | 10.1 | Sergio Slipak | Sandro Mareco | 1/2-1/2 | 40 | Open |
| 378 | 2019-12-09 | Szmetan-Giardelli Super | Buenos Aires ARG | 9.6 | Yago De Moura Santiago | Sandro Mareco | 1/2-1/2 | 85 | Open |
| 379 | 2019-12-08 | Szmetan-Giardelli Super | Buenos Aires ARG | 8.2 | Sandro Mareco | Pablo Ricardi | 1/2-1/2 | 55 | Open |
| 380 | 2019-12-07 | Szmetan-Giardelli Super | Buenos Aires ARG | 7.5 | Federico Perez Ponsa | Sandro Mareco | 0-1 | 36 | Open |
| 381 | 2019-12-06 | Szmetan-Giardelli Super | Buenos Aires ARG | 6.3 | Sandro Mareco | Ruben Felgaer | 1/2-1/2 | 43 | Open |
| 382 | 2019-12-05 | Szmetan-Giardelli Super | Buenos Aires ARG | 5.4 | Alejandro Hoffman | Sandro Mareco | 0-1 | 44 | Open |
| 383 | 2019-12-04 | Szmetan-Giardelli Super | Buenos Aires ARG | 4.4 | Sandro Mareco | Neuris Delgado Ramirez | 1/2-1/2 | 21 | Open |
| 384 | 2019-12-03 | Szmetan-Giardelli Super | Buenos Aires ARG | 3.3 | Alan Pichot | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 385 | 2019-12-02 | Szmetan-Giardelli Super | Buenos Aires ARG | 2.5 | Sandro Mareco | Cristobal Henriquez Villagra | 1/2-1/2 | 28 | Open |
| 386 | 2019-12-01 | Szmetan-Giardelli Super | Buenos Aires ARG | 1.2 | Diego Flores | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 387 | 2019-11-18 | Timbues Open 2019 | Timbues ARG | 7.2 | Julio Benedetti | Sandro Mareco | 1/2-1/2 | 38 | Open |
| 388 | 2019-11-18 | Timbues Open 2019 | Timbues ARG | 6.1 | Sandro Mareco | Alan Pichot | 1/2-1/2 | 24 | Open |
| 389 | 2019-11-17 | Timbues Open 2019 | Timbues ARG | 5.2 | German Della Morte | Sandro Mareco | 0-1 | 41 | Open |
| 390 | 2019-11-17 | Timbues Open 2019 | Timbues ARG | 4.1 | Sandro Mareco | Facundo Pierrot | 1/2-1/2 | 25 | Open |
| 391 | 2019-11-16 | Timbues Open 2019 | Timbues ARG | 3.1 | Claudio Coppola | Sandro Mareco | 0-1 | 38 | Open |
| 392 | 2019-11-16 | Timbues Open 2019 | Timbues ARG | 2.1 | Sandro Mareco | Claudio Aguerreberry | 1-0 | 29 | Open |
| 393 | 2019-11-15 | Timbues Open 2019 | Timbues ARG | 1.1 | Ricardo Garcia | Sandro Mareco | 0-1 | 35 | Open |
| 394 | 2019-10-21 | FIDE Chess.com Grand Swiss | Douglas ENG | 11.27 | Ivan Cheparinov | Sandro Mareco | 1/2-1/2 | 132 | Open |
| 395 | 2019-10-20 | FIDE Chess.com Grand Swiss | Douglas ENG | 10.24 | Sandro Mareco | Krishnan Sasikiran | 1/2-1/2 | 78 | Open |
| 396 | 2019-10-19 | FIDE Chess.com Grand Swiss | Douglas ENG | 9.23 | Anton Korobov | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 397 | 2019-10-18 | FIDE Chess.com Grand Swiss | Douglas ENG | 8.53 | Sandro Mareco | Vincent Keymer | 1-0 | 45 | Open |
| 398 | 2019-10-17 | FIDE Chess.com Grand Swiss | Douglas ENG | 7.34 | Sam Shankland | Sandro Mareco | 1/2-1/2 | 60 | Open |
| 399 | 2019-10-15 | FIDE Chess.com Grand Swiss | Douglas ENG | 6.51 | Sandro Mareco | Eltaj Safarli | 1/2-1/2 | 36 | Open |
| 400 | 2019-10-14 | FIDE Chess.com Grand Swiss | Douglas ENG | 5.51 | Dinara Saduakassova | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 401 | 2019-10-13 | FIDE Chess.com Grand Swiss | Douglas ENG | 4.24 | Sandro Mareco | David Anton Guijarro | 0-1 | 30 | Open |
| 402 | 2019-10-12 | FIDE Chess.com Grand Swiss | Douglas ENG | 3.57 | Baard Dahl | Sandro Mareco | 0-1 | 50 | Open |
| 403 | 2019-10-11 | FIDE Chess.com Grand Swiss | Douglas ENG | 2.69 | Sandro Mareco | Keith C Arkell | 1-0 | 31 | Open |
| 404 | 2019-10-10 | FIDE Chess.com Grand Swiss | Douglas ENG | 1.5 | Yangyi Yu | Sandro Mareco | 1-0 | 63 | Open |
| 405 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.9 | Sebastien Maze | Sandro Mareco | 0-1 | 33 | Open |
| 406 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.8 | Sandro Mareco | Sebastien Maze | 0-1 | 40 | Open |
| 407 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.7 | Sebastien Maze | Sandro Mareco | 0-1 | 42 | Open |
| 408 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.6 | Sebastien Maze | Sandro Mareco | 1-0 | 22 | Open |
| 409 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.5 | Sandro Mareco | Sebastien Maze | 1-0 | 42 | Open |
| 410 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.4 | Sebastien Maze | Sandro Mareco | 1-0 | 39 | Open |
| 411 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.3 | Sandro Mareco | Sebastien Maze | 0-1 | 38 | Open |
| 412 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.2 | Sandro Mareco | Sebastien Maze | 1-0 | 52 | Open |
| 413 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.1 | Sebastien Maze | Sandro Mareco | 0-1 | 16 | Open |
| 414 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.16 | Sandro Mareco | Sebastien Maze | 1/2-1/2 | 48 | Open |
| 415 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.15 | Sebastien Maze | Sandro Mareco | 1/2-1/2 | 77 | Open |
| 416 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.14 | Sandro Mareco | Sebastien Maze | 1-0 | 49 | Open |
| 417 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.13 | Sebastien Maze | Sandro Mareco | 0-1 | 27 | Open |
| 418 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.12 | Sandro Mareco | Sebastien Maze | 0-1 | 38 | Open |
| 419 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.11 | Sebastien Maze | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 420 | 2019-10-07 | Chess24 Banter Blitz Cup | chess24.com INT | 1.1 | Sandro Mareco | Sebastien Maze | 0-1 | 58 | Open |
| 421 | 2019-10-06 | TCh-ESP Div Honor 2019 | Linares ESP | 7.1 | Sandro Mareco | Misa Pap | 1/2-1/2 | 75 | Open |
| 422 | 2019-10-05 | TCh-ESP Div Honor 2019 | Linares ESP | 6.4 | Daniel Forcen Esteban | Sandro Mareco | 0-1 | 49 | Open |
| 423 | 2019-10-03 | TCh-ESP Div Honor 2019 | Linares ESP | 4.3 | Sandro Mareco | Alejandro Franco Alonso | 1-0 | 26 | Open |
| 424 | 2019-10-02 | TCh-ESP Div Honor 2019 | Linares ESP | 3.3 | Enrique Tejedor Fuente | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 425 | 2019-10-01 | TCh-ESP Div Honor 2019 | Linares ESP | 2.2 | Gabriel Quispe Arteaga | Sandro Mareco | 0-1 | 41 | Open |
| 426 | 2019-09-30 | TCh-ESP Div Honor 2019 | Linares ESP | 1.4 | Manuel Perez Candelario | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 427 | 2019-09-12 | FIDE World Cup 2019 | Khanty-Mansiysk RUS | 1.4 | Sandro Mareco | Sanan Sjugirov | 1/2-1/2 | 42 | Open |
| 428 | 2019-09-12 | FIDE World Cup 2019 | Khanty-Mansiysk RUS | 1.3 | Sanan Sjugirov | Sandro Mareco | 1-0 | 44 | Open |
| 429 | 2019-09-11 | FIDE World Cup 2019 | Khanty-Mansiysk RUS | 1.2 | Sanan Sjugirov | Sandro Mareco | 1/2-1/2 | 34 | Open |
| 430 | 2019-09-10 | FIDE World Cup 2019 | Khanty-Mansiysk RUS | 1.1 | Sandro Mareco | Sanan Sjugirov | 1/2-1/2 | 47 | Open |
| 431 | 2019-08-18 | V Copel Masters Open 2019 | Caioba BRA | 9.3 | Sandro Mareco | Leandro Perdomo | 1/2-1/2 | 40 | Open |
| 432 | 2019-08-17 | V Copel Masters Open 2019 | Caioba BRA | 8.2 | Guillermo Vazquez | Sandro Mareco | 1/2-1/2 | 46 | Open |
| 433 | 2019-08-16 | V Copel Masters Open 2019 | Caioba BRA | 7.1 | Sandro Mareco | Ruben Felgaer | 1/2-1/2 | 22 | Open |
| 434 | 2019-08-15 | V Copel Masters Open 2019 | Caioba BRA | 6.1 | Yago De Moura Santiago | Sandro Mareco | 1/2-1/2 | 28 | Open |
| 435 | 2019-08-14 | V Copel Masters Open 2019 | Caioba BRA | 5.1 | Sandro Mareco | Felipe de Cresce El Debs | 1/2-1/2 | 31 | Open |
| 436 | 2019-08-14 | V Copel Masters Open 2019 | Caioba BRA | 4.2 | Renato R. Quintiliano | Sandro Mareco | 0-1 | 34 | Open |
| 437 | 2019-08-13 | V Copel Masters Open 2019 | Caioba BRA | 3.4 | Sandro Mareco | Simon Alejandro Languidey | 1-0 | 49 | Open |
| 438 | 2019-08-13 | V Copel Masters Open 2019 | Caioba BRA | 2.1 | Alvaro Z. Aranha Filho | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 439 | 2019-08-12 | V Copel Masters Open 2019 | Caioba BRA | 1.1 | Sandro Mareco | Julia Alboredo | 1-0 | 60 | Open |
| 440 | 2019-06-22 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 9.3 | Sandro Mareco | Vasyl Ivanchuk | 1/2-1/2 | 12 | Open |
| 441 | 2019-06-21 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 8.2 | Pier Luigi Basso | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 442 | 2019-06-20 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 7.4 | Sandro Mareco | Anand Nadar | 1-0 | 25 | Open |
| 443 | 2019-06-19 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 6.2 | Aleksey Dreev | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 444 | 2019-06-18 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 5.5 | Sandro Mareco | Edoardo Di Benedetto | 1-0 | 36 | Open |
| 445 | 2019-06-18 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 4.1 | Jose Eduardo Martinez Alcantara | Sandro Mareco | 1-0 | 30 | Open |
| 446 | 2019-06-17 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 3.2 | Sandro Mareco | Cristhian Cruz | 1-0 | 25 | Open |
| 447 | 2019-06-16 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 2.3 | Andrea Favaloro | Sandro Mareco | 0-1 | 30 | Open |
| 448 | 2019-06-15 | 10th Dolomiti Open 2019 | Forni di Sopra ITA | 1.3 | Sandro Mareco | Nicolo` Orfini | 1-0 | 29 | Open |
| 449 | 2019-06-14 | 6th Cattolica Open 2019 | Cattolica ITA | 9.4 | Lev Yankelevich | Sandro Mareco | 1/2-1/2 | 50 | Open |
| 450 | 2019-06-13 | 6th Cattolica Open 2019 | Cattolica ITA | 8.2 | Sandro Mareco | Aleksey Dreev | 1/2-1/2 | 34 | Open |
| 451 | 2019-06-12 | 6th Cattolica Open 2019 | Cattolica ITA | 7.3 | Andrey Rychagov | Sandro Mareco | 1/2-1/2 | 24 | Open |
| 452 | 2019-06-12 | 6th Cattolica Open 2019 | Cattolica ITA | 6.4 | Sandro Mareco | Gudmundur Kjartansson | 1-0 | 50 | Open |
| 453 | 2019-06-11 | 6th Cattolica Open 2019 | Cattolica ITA | 5.4 | Arjun Kalyan | Sandro Mareco | 1/2-1/2 | 21 | Open |
| 454 | 2019-06-10 | 6th Cattolica Open 2019 | Cattolica ITA | 4.7 | Sandro Mareco | Anand Nadar | 1-0 | 52 | Open |
| 455 | 2019-06-10 | 6th Cattolica Open 2019 | Cattolica ITA | 3.2 | Harutyun Barseghyan | Sandro Mareco | 1-0 | 40 | Open |
| 456 | 2019-06-09 | 6th Cattolica Open 2019 | Cattolica ITA | 2.2 | Sandro Mareco | Kenneth Terence Solomon | 1-0 | 49 | Open |
| 457 | 2019-06-08 | 6th Cattolica Open 2019 | Cattolica ITA | 1.2 | Ronan Le Goff | Sandro Mareco | 0-1 | 40 | Open |
| 458 | 2019-04-19 | Zonal 2.5 2019 | Montevideo URU | 9.2 | Sandro Mareco | Neuris Delgado Ramirez | 1-0 | 30 | Open |
| 459 | 2019-04-18 | Zonal 2.5 2019 | Montevideo URU | 8.1 | Andres Rodriguez Vila | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 460 | 2019-04-17 | Zonal 2.5 2019 | Montevideo URU | 7.2 | Sandro Mareco | Alan Pichot | 1-0 | 41 | Open |
| 461 | 2019-04-16 | Zonal 2.5 2019 | Montevideo URU | 6.1 | Bernardo Roselli Mailhe | Sandro Mareco | 1/2-1/2 | 35 | Open |
| 462 | 2019-04-16 | Zonal 2.5 2019 | Montevideo URU | 5.1 | Sandro Mareco | Pablo Salinas Herrera | 1/2-1/2 | 45 | Open |
| 463 | 2019-04-15 | Zonal 2.5 2019 | Montevideo URU | 4.1 | Jose Cubas | Sandro Mareco | 0-1 | 37 | Open |
| 464 | 2019-04-14 | Zonal 2.5 2019 | Montevideo URU | 3.1 | Sandro Mareco | Cristobal Henriquez Villagra | 1/2-1/2 | 33 | Open |
| 465 | 2019-04-14 | Zonal 2.5 2019 | Montevideo URU | 2.1 | Matias Michailov | Sandro Mareco | 0-1 | 35 | Open |
| 466 | 2019-04-13 | Zonal 2.5 2019 | Montevideo URU | 1.1 | Sandro Mareco | Francisco Restuccia | 1-0 | 36 | Open |
| 467 | 2019-04-09 | 21st Dubai Open 2019 | Dubai UAE | 9.9 | Visakh N R | Sandro Mareco | 1/2-1/2 | 61 | Open |
| 468 | 2019-04-08 | 21st Dubai Open 2019 | Dubai UAE | 8.13 | Sandro Mareco | Raahul V S | 1-0 | 29 | Open |
| 469 | 2019-04-07 | 21st Dubai Open 2019 | Dubai UAE | 7.5 | Pa Iniyan | Sandro Mareco | 1-0 | 39 | Open |
| 470 | 2019-04-06 | 21st Dubai Open 2019 | Dubai UAE | 6.9 | Sandro Mareco | Vishnu Prasanna. V | 1-0 | 26 | Open |
| 471 | 2019-04-06 | 21st Dubai Open 2019 | Dubai UAE | 5.5 | Deepan Chakkravarthy J. | Sandro Mareco | 1-0 | 39 | Open |
| 472 | 2019-04-04 | 21st Dubai Open 2019 | Dubai UAE | 4.7 | Sandro Mareco | Harsha Bharathakoti | 1-0 | 51 | Open |
| 473 | 2019-04-03 | 21st Dubai Open 2019 | Dubai UAE | 3.16 | Johannes Haug | Sandro Mareco | 0-1 | 34 | Open |
| 474 | 2019-04-02 | 21st Dubai Open 2019 | Dubai UAE | 2.38 | Sandro Mareco | Singh Gurmeher | 1-0 | 27 | Open |
| 475 | 2019-04-01 | 21st Dubai Open 2019 | Dubai UAE | 1.5 | Farhan Mohannad | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 476 | 2019-03-30 | 3rd Sharjah Masters 2019 | Sharjah UAE | 9.4 | Vishnu Prasanna. V | Sandro Mareco | 0-1 | 50 | Open |
| 477 | 2019-03-29 | 3rd Sharjah Masters 2019 | Sharjah UAE | 8.9 | Sandro Mareco | Temur Kuybokarov | 1-0 | 46 | Open |
| 478 | 2019-03-28 | 3rd Sharjah Masters 2019 | Sharjah UAE | 7.7 | Nodirbek Abdusattorov | Sandro Mareco | 1/2-1/2 | 23 | Open |
| 479 | 2019-03-27 | 3rd Sharjah Masters 2019 | Sharjah UAE | 6.14 | Sandro Mareco | Harsha Bharathakoti | 1-0 | 31 | Open |
| 480 | 2019-03-26 | 3rd Sharjah Masters 2019 | Sharjah UAE | 5.21 | Khamparia Akshat | Sandro Mareco | 0-1 | 36 | Open |
| 481 | 2019-03-25 | 3rd Sharjah Masters 2019 | Sharjah UAE | 4.41 | Sandro Mareco | Dinesh K. Sharma | 1-0 | 64 | Open |
| 482 | 2019-03-24 | 3rd Sharjah Masters 2019 | Sharjah UAE | 3.3 | Panda Sambit | Sandro Mareco | 1/2-1/2 | 25 | Open |
| 483 | 2019-03-22 | 3rd Sharjah Masters 2019 | Sharjah UAE | 1.1 | Anastasya Paramzina | Sandro Mareco | 1-0 | 74 | Open |
| 484 | 2019-03-13 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 9.14 | Azarya Jodi Setyaki | Sandro Mareco | 1/2-1/2 | 73 | Open |
| 485 | 2019-03-12 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 8.6 | Sandro Mareco | Guanchu Liu | 0-1 | 28 | Open |
| 486 | 2019-03-11 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 7.1 | 14115298 | Sandro Mareco | 1-0 | 34 | Open |
| 487 | 2019-03-10 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 6.3 | Sandro Mareco | Gukesh D | 1-0 | 70 | Open |
| 488 | 2019-03-10 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 5.3 | Yi Xu | Sandro Mareco | 1/2-1/2 | 36 | Open |
| 489 | 2019-03-09 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 4.4 | Sandro Mareco | Shyaam Nikhil P | 1-0 | 23 | Open |
| 490 | 2019-03-08 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 3.1 | R.R. Laxman | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 491 | 2019-03-08 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 2.2 | Sandro Mareco | Rahul Srivatshav P | 1-0 | 43 | Open |
| 492 | 2019-03-07 | 9th HD Bank Cup 2019 | Ho Chi Minh City VIE | 1.4 | Pranesh M | Sandro Mareco | 0-1 | 77 | Open |
| 493 | 2019-02-16 | 3rd Marcel Duchamp Cup | Montevideo URU | 9.2 | Sandro Mareco | Salvador Alonso | 1-0 | 45 | Open |
| 494 | 2019-02-15 | 3rd Marcel Duchamp Cup | Montevideo URU | 8.3 | Nahuel Diaz Hollemaert | Sandro Mareco | 0-1 | 36 | Open |
| 495 | 2019-02-14 | 3rd Marcel Duchamp Cup | Montevideo URU | 7.2 | Sandro Mareco | Ruben Felgaer | 1/2-1/2 | 65 | Open |
| 496 | 2019-02-13 | 3rd Marcel Duchamp Cup | Montevideo URU | 6.4 | Nicolas Lopez Azambuja | Sandro Mareco | 0-1 | 34 | Open |
| 497 | 2019-02-12 | 3rd Marcel Duchamp Cup | Montevideo URU | 5.1 | Sandro Mareco | Andres Rodriguez Vila | 0-1 | 49 | Open |
| 498 | 2019-02-11 | 3rd Marcel Duchamp Cup | Montevideo URU | 4.1 | Martin Bitelmajer | Sandro Mareco | 0-1 | 39 | Open |
| 499 | 2019-02-10 | 3rd Marcel Duchamp Cup | Montevideo URU | 3.1 | Sandro Mareco | Diego Mussanti | 1-0 | 20 | Open |
| 500 | 2019-02-10 | 3rd Marcel Duchamp Cup | Montevideo URU | 2.1 | Maria Belen Sarquis | Sandro Mareco | 0-1 | 40 | Open |
| 501 | 2019-02-09 | 3rd Marcel Duchamp Cup | Montevideo URU | 1.1 | Sandro Mareco | Gabriel Barandiaran | 1-0 | 35 | Open |
| 502 | 2019-01-13 | Caissa Guatemala Open | Guatemala City GUA | 9.4 | Benjamin Gongora Montes | Sandro Mareco | 0-1 | 33 | Open |
| 503 | 2019-01-12 | Caissa Guatemala Open | Guatemala City GUA | 8.1 | Sandro Mareco | Omar Almeida Quintana | 1/2-1/2 | 100 | Open |
| 504 | 2019-01-12 | Caissa Guatemala Open | Guatemala City GUA | 7.1 | Ilja Zaragatski | Sandro Mareco | 1/2-1/2 | 25 | Open |
| 505 | 2019-01-11 | Caissa Guatemala Open | Guatemala City GUA | 6.1 | Sandro Mareco | Jose Fernando Cuenca Jimenez | 1-0 | 62 | Open |
| 506 | 2019-01-11 | Caissa Guatemala Open | Guatemala City GUA | 5.2 | Sandro Mareco | Jha Sriram | 1-0 | 69 | Open |
| 507 | 2019-01-10 | Caissa Guatemala Open | Guatemala City GUA | 4.1 | Nikola Mitkov | Sandro Mareco | 1/2-1/2 | 18 | Open |
| 508 | 2019-01-10 | Caissa Guatemala Open | Guatemala City GUA | 3.1 | Sandro Mareco | Renier Gonzalez | 1-0 | 50 | Open |
| 509 | 2019-01-09 | Caissa Guatemala Open | Guatemala City GUA | 2.1 | Hiram de Jesus Velarde Ramirez | Sandro Mareco | 0-1 | 36 | Open |
| 510 | 2019-01-09 | Caissa Guatemala Open | Guatemala City GUA | 1.1 | Sandro Mareco | Hugo Augusto Barreno Anleu | 1-0 | 23 | Open |
| 511 | 2018-12-14 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 11.3 | Sandro Mareco | Eduardo Iturrizaga Bonelli | 1/2-1/2 | 32 | Open |
| 512 | 2018-12-13 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 10.4 | Yusnel Bacallao Alonso | Sandro Mareco | 1/2-1/2 | 17 | Open |
| 513 | 2018-12-12 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 9.4 | Sandro Mareco | Sergio Slipak | 1-0 | 62 | Open |
| 514 | 2018-12-11 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 8.3 | Felipe de Cresce El Debs | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 515 | 2018-12-10 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 7.5 | Sandro Mareco | Federico Perez Ponsa | 1/2-1/2 | 41 | Open |
| 516 | 2018-12-09 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 6.2 | Axel Bachmann | Sandro Mareco | 0-1 | 33 | Open |
| 517 | 2018-12-08 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 5.6 | Sandro Mareco | Tomas Darcyl | 1-0 | 29 | Open |
| 518 | 2018-12-07 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 4.1 | Alejandro Hoffman | Sandro Mareco | 0-1 | 33 | Open |
| 519 | 2018-12-06 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 3.6 | Alan Pichot | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 520 | 2018-12-05 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 2.2 | Sandro Mareco | Diego Flores | 1/2-1/2 | 40 | Open |
| 521 | 2018-12-04 | Szmetan-Giardelli GM 2018 | Buenos Aires ARG | 1.5 | Julio E Granda Zuniga | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 522 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 9.1 | Sandro Mareco | Alvar Alonso Rosell | 0-1 | 44 | Open |
| 523 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 8.1 | Hipolito Asis Gargatagli | Sandro Mareco | 1/2-1/2 | 28 | Open |
| 524 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 7.3 | Sandro Mareco | Jose Angel Guerra Mendez | 1/2-1/2 | 25 | Open |
| 525 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 6.5 | Josep Manuel Lopez Martinez | Sandro Mareco | 0-1 | 40 | Open |
| 526 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 5.2 | Sandro Mareco | Carles Diaz Camallonga | 1/2-1/2 | 38 | Open |
| 527 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 4.2 | Alvar Alonso Rosell | Sandro Mareco | 1/2-1/2 | 47 | Open |
| 528 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 3.1 | Sandro Mareco | Hipolito Asis Gargatagli | 1-0 | 37 | Open |
| 529 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 2.2 | Jose Angel Guerra Mendez | Sandro Mareco | 0-1 | 40 | Open |
| 530 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 10.4 | Carles Diaz Camallonga | Sandro Mareco | 1/2-1/2 | 55 | Open |
| 531 | 2018-10-14 | Barcelona Rapid CAT-ARG | Barcelona ESP | 1.1 | Sandro Mareco | Josep Manuel Lopez Martinez | 1-0 | 33 | Open |
| 532 | 2018-10-12 | Barcelona Masters CAT-ARG | Barcelona ESP | 5.1 | Sandro Mareco | Carles Diaz Camallonga | 1/2-1/2 | 71 | Open |
| 533 | 2018-10-11 | Barcelona Masters CAT-ARG | Barcelona ESP | 4.1 | Alvar Alonso Rosell | Sandro Mareco | 1/2-1/2 | 52 | Open |
| 534 | 2018-10-10 | Barcelona Masters CAT-ARG | Barcelona ESP | 3.1 | Sandro Mareco | Hipolito Asis Gargatagli | 1-0 | 34 | Open |
| 535 | 2018-10-09 | Barcelona Masters CAT-ARG | Barcelona ESP | 2.1 | Jose Angel Guerra Mendez | Sandro Mareco | 0-1 | 130 | Open |
| 536 | 2018-10-08 | Barcelona Masters CAT-ARG | Barcelona ESP | 1.1 | Sandro Mareco | Josep Manuel Lopez Martinez | 1-0 | 99 | Open |
| 537 | 2018-10-05 | 43rd Olympiad 2018 | Batumi GEO | 11.16 | Sarunas Sulskis | Sandro Mareco | 1/2-1/2 | 42 | Open |
| 538 | 2018-10-04 | 43rd Olympiad 2018 | Batumi GEO | 10.12 | Sandro Mareco | Luka Paichadze | 0-1 | 45 | Open |
| 539 | 2018-10-03 | 43rd Olympiad 2018 | Batumi GEO | 9.23 | Sandro Mareco | Ivan Morovic Fernandez | 1-0 | 28 | Open |
| 540 | 2018-10-02 | 43rd Olympiad 2018 | Batumi GEO | 8.25 | Neuris Delgado Ramirez | Sandro Mareco | 1/2-1/2 | 37 | Open |
| 541 | 2018-10-01 | 43rd Olympiad 2018 | Batumi GEO | 7.11 | Sandro Mareco | Michael Adams | 1/2-1/2 | 31 | Open |
| 542 | 2018-09-30 | 43rd Olympiad 2018 | Batumi GEO | 6.22 | Sandro Mareco | Novendra Priasmoro | 1-0 | 78 | Open |
| 543 | 2018-09-27 | 43rd Olympiad 2018 | Batumi GEO | 4.8 | Sandro Mareco | Vasyl Ivanchuk | 0-1 | 46 | Open |
| 544 | 2018-09-26 | 43rd Olympiad 2018 | Batumi GEO | 3.11 | Denis Kadric | Sandro Mareco | 1-0 | 37 | Open |
| 545 | 2018-09-25 | 43rd Olympiad 2018 | Batumi GEO | 2.11 | Sandro Mareco | Nestor Cofre Archibold | 1-0 | 31 | Open |
| 546 | 2018-09-24 | 43rd Olympiad 2018 | Batumi GEO | 1.19 | Rodwell Makoto | Sandro Mareco | 0-1 | 32 | Open |
| 547 | 2018-09-13 | 1st Compostela Masters | Santiago de Compostela ESP | 9.5 | Fernando Peralta | Sandro Mareco | 1/2-1/2 | 20 | Open |
| 548 | 2018-09-12 | 1st Compostela Masters | Santiago de Compostela ESP | 8.2 | Sandro Mareco | Julio Suarez Gomez | 1-0 | 29 | Open |
| 549 | 2018-09-11 | 1st Compostela Masters | Santiago de Compostela ESP | 7.4 | Diego Suarez Pousa | Sandro Mareco | 0-1 | 28 | Open |
| 550 | 2018-09-10 | 1st Compostela Masters | Santiago de Compostela ESP | 6.3 | Sandro Mareco | Marius Manolache | 1-0 | 38 | Open |
| 551 | 2018-09-09 | 1st Compostela Masters | Santiago de Compostela ESP | 5.3 | Fernando Sanchez Aller | Sandro Mareco | 0-1 | 30 | Open |
| 552 | 2018-09-08 | 1st Compostela Masters | Santiago de Compostela ESP | 4.4 | Sandro Mareco | Roi Reinaldo Castineira | 1-0 | 52 | Open |
| 553 | 2018-09-07 | 1st Compostela Masters | Santiago de Compostela ESP | 3.4 | Carlos 1996 Suarez Garcia | Sandro Mareco | 0-1 | 81 | Open |
| 554 | 2018-09-06 | 1st Compostela Masters | Santiago de Compostela ESP | 2.5 | Sandro Mareco | Luis Marcos Medarde Santiago | 1/2-1/2 | 33 | Open |
| 555 | 2018-09-05 | 1st Compostela Masters | Santiago de Compostela ESP | 1.3 | Sandro Mareco | Ilmars Starostits | 1-0 | 42 | Open |
| 556 | 2018-08-11 | 22nd HZ Open 2018 | Vlissingen NED | 9.1 | Vyacheslav Ikonnikov | Sandro Mareco | 1/2-1/2 | 10 | Open |
| 557 | 2018-08-10 | 22nd HZ Open 2018 | Vlissingen NED | 8.1 | Sandro Mareco | Eduardo Iturrizaga Bonelli | 1/2-1/2 | 26 | Open |
| 558 | 2018-08-09 | 22nd HZ Open 2018 | Vlissingen NED | 7.1 | Yunguo Wan | Sandro Mareco | 0-1 | 52 | Open |
| 559 | 2018-08-08 | 22nd HZ Open 2018 | Vlissingen NED | 6.1 | Sandro Mareco | John Marvin Miciano | 1-0 | 58 | Open |
| 560 | 2018-08-07 | 22nd HZ Open 2018 | Vlissingen NED | 5.1 | Viani Antonio Dcunha | Sandro Mareco | 1/2-1/2 | 29 | Open |
| 561 | 2018-08-06 | 22nd HZ Open 2018 | Vlissingen NED | 4.1 | Sandro Mareco | Thomas Beerdsen | 1-0 | 30 | Open |
| 562 | 2018-08-05 | 22nd HZ Open 2018 | Vlissingen NED | 3.1 | Migchiel De Jong | Sandro Mareco | 0-1 | 120 | Open |
| 563 | 2018-08-05 | 22nd HZ Open 2018 | Vlissingen NED | 2.1 | Sandro Mareco | Henrik Hesse | 1-0 | 42 | Open |
| 564 | 2018-08-04 | 22nd HZ Open 2018 | Vlissingen NED | 1.1 | Gilbert Leentjens | Sandro Mareco | 0-1 | 30 | Open |
| 565 | 2018-07-28 | Liga Nacional Superior | Villa Martelli ARG | 4.2 | Gaston Varela | Sandro Mareco | 0-1 | 43 | Open |
| 566 | 2018-07-21 | Liga Nacional Superior | Villa Martelli ARG | 3.1 | Kevin Paveto | Sandro Mareco | 1-0 | 28 | Open |
| 567 | 2018-07-14 | Liga Nacional Superior | Villa Martelli ARG | 2.1 | Sandro Mareco | Lucas Liascovich | 1/2-1/2 | 30 | Open |
| 568 | 2018-06-10 | American Continental TB | Montevideo URU | 7.2 | Jorge Cori | Sandro Mareco | 1-0 | 59 | Open |
| 569 | 2018-06-10 | American Continental TB | Montevideo URU | 6.2 | Sandro Mareco | Emilio Cordova | 1-0 | 37 | Open |
| 570 | 2018-06-10 | American Continental TB | Montevideo URU | 5.1 | Brian Escalante Ramirez | Sandro Mareco | 0-1 | 46 | Open |
| 571 | 2018-06-10 | American Continental TB | Montevideo URU | 4.3 | Sandro Mareco | Pablo Salinas Herrera | 0-1 | 52 | Open |
| 572 | 2018-06-10 | American Continental TB | Montevideo URU | 2.3 | Robert Hungaski | Sandro Mareco | 0-1 | 29 | Open |
| 573 | 2018-06-10 | 13th American Continental | Montevideo URU | 11.4 | Emilio Cordova | Sandro Mareco | 1/2-1/2 | 24 | Open |
| 574 | 2018-06-10 | American Continental TB | Montevideo URU | 1.1 | Sandro Mareco | Kevin Joel Cori Quispe | 1/2-1/2 | 33 | Open |
| 575 | 2018-06-09 | 13th American Continental | Montevideo URU | 10.4 | Sandro Mareco | Jose Eduardo Martinez Alcantara | 1-0 | 36 | Open |
| 576 | 2018-06-08 | 13th American Continental | Montevideo URU | 9.2 | Sam Shankland | Sandro Mareco | 1/2-1/2 | 26 | Open |
| 577 | 2018-06-07 | 13th American Continental | Montevideo URU | 8.4 | Sandro Mareco | Sergey Erenburg | 1/2-1/2 | 21 | Open |
| 578 | 2018-06-07 | 13th American Continental | Montevideo URU | 7.5 | Renato Terry | Sandro Mareco | 0-1 | 44 | Open |
| 579 | 2018-06-05 | 13th American Continental | Montevideo URU | 6.4 | Sandro Mareco | Andres Rodriguez Vila | 1/2-1/2 | 26 | Open |
| 580 | 2018-06-04 | 13th American Continental | Montevideo URU | 5.8 | Alexey Fernandez Cardoso | Sandro Mareco | 0-1 | 32 | Open |
| 581 | 2018-06-03 | 13th American Continental | Montevideo URU | 4.18 | Sandro Mareco | Paulo Jodorcovsky Werjivker | 1-0 | 37 | Open |
| 582 | 2018-06-03 | 13th American Continental | Montevideo URU | 3.24 | Sebastian Granara Barreto | Sandro Mareco | 0-1 | 46 | Open |
| 583 | 2018-06-02 | 13th American Continental | Montevideo URU | 2.4 | Sandro Mareco | Alejo De Dovitiis | 0-1 | 35 | Open |
| 584 | 2018-06-01 | 13th American Continental | Montevideo URU | 1.4 | Tadeu Sousa Santos Filho | Sandro Mareco | 0-1 | 54 | Open |
| 585 | 2018-05-20 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 9.1 | Sandro Mareco | Evandro Amorim Barbosa | 1-0 | 29 | Open |
| 586 | 2018-05-19 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 8.1 | Everaldo Matsuura | Sandro Mareco | 1/2-1/2 | 23 | Open |
| 587 | 2018-05-19 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 7.1 | Sandro Mareco | Rafael Leitao | 1/2-1/2 | 29 | Open |
| 588 | 2018-05-18 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 6.1 | Sandro Mareco | Jose Cubas | 1/2-1/2 | 32 | Open |
| 589 | 2018-05-17 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 4.1 | Sandro Mareco | Carlos Alejandro Martinez | 1-0 | 35 | Open |
| 590 | 2018-05-17 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 3.1 | Leandro Perdomo | Sandro Mareco | 0-1 | 49 | Open |
| 591 | 2018-05-16 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 2.1 | Sandro Mareco | Guillermo Malbran | 1-0 | 43 | Open |
| 592 | 2018-05-16 | Brazil Foz do Iguacu Open | Foz do Iguacu BRA | 1.1 | Dirk D. Van Riemsdijk | Sandro Mareco | 0-1 | 32 | Open |
| 593 | 2018-04-19 | 2nd Sharjah Masters 2018 | Sharjah UAE | 9.4 | Sandro Mareco | Arkadij Naiditsch | 1/2-1/2 | 31 | Open |
| 594 | 2018-04-18 | 2nd Sharjah Masters 2018 | Sharjah UAE | 8.7 | Sandro Mareco | Gawain C B Maroroa Jones | 1-0 | 85 | Open |
| 595 | 2018-04-17 | 2nd Sharjah Masters 2018 | Sharjah UAE | 7.13 | Raunak Sadhwani | Sandro Mareco | 0-1 | 50 | Open |
| 596 | 2018-04-16 | 2nd Sharjah Masters 2018 | Sharjah UAE | 6.13 | Sandro Mareco | Vishnu Prasanna. V | 1/2-1/2 | 37 | Open |
| 597 | 2018-04-15 | 2nd Sharjah Masters 2018 | Sharjah UAE | 5.19 | Arash Tahbaz | Sandro Mareco | 0-1 | 45 | Open |
| 598 | 2018-04-14 | 2nd Sharjah Masters 2018 | Sharjah UAE | 4.29 | Sandro Mareco | Nikhil Dixit | 1-0 | 49 | Open |
| 599 | 2018-04-14 | 2nd Sharjah Masters 2018 | Sharjah UAE | 3.13 | Bassem Amin | Sandro Mareco | 1-0 | 24 | Open |
| 600 | 2018-04-13 | 2nd Sharjah Masters 2018 | Sharjah UAE | 2.33 | Sandro Mareco | Aditya Varun Gampa | 1-0 | 48 | Open |
| 601 | 2018-04-12 | 2nd Sharjah Masters 2018 | Sharjah UAE | 1.16 | Elie Asmar | Sandro Mareco | 1/2-1/2 | 48 | Open |
| 602 | 2018-04-10 | 20th Dubai Open 2018 | Dubai UAE | 9.15 | Viani Antonio Dcunha | Sandro Mareco | 0-1 | 41 | Open |
| 603 | 2018-04-09 | 20th Dubai Open 2018 | Dubai UAE | 8.13 | Sandro Mareco | R.R. Laxman | 1/2-1/2 | 35 | Open |
| 604 | 2018-04-08 | 20th Dubai Open 2018 | Dubai UAE | 7.13 | M Chakravarthi Reddy | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 605 | 2018-04-07 | 20th Dubai Open 2018 | Dubai UAE | 6.2 | Sandro Mareco | Rout Padmini | 1-0 | 68 | Open |
| 606 | 2018-04-07 | 20th Dubai Open 2018 | Dubai UAE | 5.8 | Yago De Moura Santiago | Sandro Mareco | 1-0 | 46 | Open |
| 607 | 2018-04-05 | 20th Dubai Open 2018 | Dubai UAE | 4.6 | Sandro Mareco | Vishnu Prasanna. V | 1/2-1/2 | 65 | Open |
| 608 | 2018-04-04 | 20th Dubai Open 2018 | Dubai UAE | 3.4 | Petr Kiriakov | Sandro Mareco | 1/2-1/2 | 40 | Open |
| 609 | 2018-04-03 | 20th Dubai Open 2018 | Dubai UAE | 2.9 | Sandro Mareco | Noaman Omar | 1-0 | 61 | Open |
| 610 | 2018-03-15 | 8th HD Bank Cup 2018 | Hanoi VIE | 9.2 | Sandro Mareco | Leandro Krysa | 1-0 | 41 | Open |
| 611 | 2018-03-14 | 8th HD Bank Cup 2018 | Hanoi VIE | 8.1 | Sandro Mareco | Tuan Minh Le | 1/2-1/2 | 29 | Open |
| 612 | 2018-03-14 | 8th HD Bank Cup 2018 | Hanoi VIE | 7.2 | Dmitry Gordievsky | Sandro Mareco | 0-1 | 40 | Open |
| 613 | 2018-03-13 | 8th HD Bank Cup 2018 | Hanoi VIE | 6.2 | Sandro Mareco | Jun Zhao | 1-0 | 79 | Open |
| 614 | 2018-03-12 | 8th HD Bank Cup 2018 | Hanoi VIE | 5.5 | Yago De Moura Santiago | Sandro Mareco | 0-1 | 41 | Open |
| 615 | 2018-03-12 | 8th HD Bank Cup 2018 | Hanoi VIE | 4.1 | Sandro Mareco | Khamparia Akshat | 1-0 | 35 | Open |
| 616 | 2018-03-11 | 8th HD Bank Cup 2018 | Hanoi VIE | 3.11 | Haridas Pascua | Sandro Mareco | 1/2-1/2 | 29 | Open |
| 617 | 2018-03-10 | 8th HD Bank Cup 2018 | Hanoi VIE | 2.3 | Sandro Mareco | Kaumandur Srihari Raghunandan | 1/2-1/2 | 56 | Open |
| 618 | 2018-03-10 | 8th HD Bank Cup 2018 | Hanoi VIE | 1.4 | Ruofan Li | Sandro Mareco | 0-1 | 38 | Open |
| 619 | 2018-02-28 | Aeroflot Open A 2018 | Moscow RUS | 9.1 | Sandro Mareco | Kirill Alekseenko | 1/2-1/2 | 47 | Open |
| 620 | 2018-02-27 | Aeroflot Open A 2018 | Moscow RUS | 8.14 | Parham Maghsoodloo | Sandro Mareco | 0-1 | 52 | Open |
| 621 | 2018-02-26 | Aeroflot Open A 2018 | Moscow RUS | 7.16 | Sandro Mareco | Nodirbek Yakubboev | 1/2-1/2 | 35 | Open |
| 622 | 2018-02-25 | Aeroflot Open A 2018 | Moscow RUS | 6.21 | Sergey Pavlov | Sandro Mareco | 0-1 | 40 | Open |
| 623 | 2018-02-24 | Aeroflot Open A 2018 | Moscow RUS | 5.24 | Sandro Mareco | Aram Hakobyan | 1/2-1/2 | 20 | Open |
| 624 | 2018-02-23 | Aeroflot Open A 2018 | Moscow RUS | 4.33 | Saveliy Golubov | Sandro Mareco | 0-1 | 72 | Open |
| 625 | 2018-02-22 | Aeroflot Open A 2018 | Moscow RUS | 3.23 | Sandro Mareco | Xiangyu Xu | 0-1 | 37 | Open |
| 626 | 2018-02-21 | Aeroflot Open A 2018 | Moscow RUS | 2.2 | Yinglun Xu | Sandro Mareco | 1/2-1/2 | 16 | Open |
| 627 | 2018-02-20 | Aeroflot Open A 2018 | Moscow RUS | 1.18 | Sandro Mareco | Nodirbek Abdusattorov | 1/2-1/2 | 43 | Open |
| 628 | 2018-02-08 | 2nd Marcel Duchamp Cup | Montevideo URU | 9.1 | Alejandro Hoffman | Sandro Mareco | 1/2-1/2 | 13 | Open |
| 629 | 2018-02-07 | 2nd Marcel Duchamp Cup | Montevideo URU | 8.1 | Sandro Mareco | Sergio Slipak | 1-0 | 27 | Open |
| 630 | 2018-02-06 | 2nd Marcel Duchamp Cup | Montevideo URU | 7.1 | Gilberto Hernandez Guerrero | Sandro Mareco | 1/2-1/2 | 24 | Open |
| 631 | 2018-02-05 | 2nd Marcel Duchamp Cup | Montevideo URU | 6.1 | Sandro Mareco | Salvador Alonso | 1-0 | 54 | Open |
| 632 | 2018-02-04 | 2nd Marcel Duchamp Cup | Montevideo URU | 5.2 | Nahuel Diaz Hollemaert | Sandro Mareco | 0-1 | 43 | Open |
| 633 | 2018-02-04 | 2nd Marcel Duchamp Cup | Montevideo URU | 4.6 | Sandro Mareco | Rodrigo Benoit | 1-0 | 35 | Open |
| 634 | 2018-02-03 | 2nd Marcel Duchamp Cup | Montevideo URU | 3.1 | Cristhian Oddone | Sandro Mareco | 1/2-1/2 | 60 | Open |
| 635 | 2018-02-03 | 2nd Marcel Duchamp Cup | Montevideo URU | 2.1 | Sandro Mareco | Sebastian Granara Barreto | 1-0 | 31 | Open |
| 636 | 2018-02-02 | 2nd Marcel Duchamp Cup | Montevideo URU | 1.1 | Alfredo Pena Canapa | Sandro Mareco | 0-1 | 33 | Open |
| 637 | 2018-01-31 | PRO League Group Stage | chess.com INT | 3 | Aleksandr Shimanov | Sandro Mareco | 1/2-1/2 | 28 | Open |
| 638 | 2018-01-31 | PRO League Group Stage | chess.com INT | 3 | Eric Rosen | Sandro Mareco | 0-1 | 53 | Open |
| 639 | 2018-01-31 | PRO League Group Stage | chess.com INT | 3 | Sandro Mareco | Denes Boros | 1-0 | 40 | Open |
| 640 | 2018-01-31 | PRO League Group Stage | chess.com INT | 3 | Sandro Mareco | Jayaram Ashwin | 1-0 | 72 | Open |
| 641 | 2018-01-25 | PRO League Group Stage | chess.com INT | 2 | Andrew Tang | Sandro Mareco | 0-1 | 31 | Open |
| 642 | 2018-01-25 | PRO League Group Stage | chess.com INT | 2 | Sean Nagle | Sandro Mareco | 1-0 | 47 | Open |
| 643 | 2018-01-25 | PRO League Group Stage | chess.com INT | 2 | Sandro Mareco | Mauricio Flores Rios | 1/2-1/2 | 37 | Open |
| 644 | 2018-01-25 | PRO League Group Stage | chess.com INT | 2 | Sandro Mareco | Daniel Gurevich | 1/2-1/2 | 58 | Open |
| 645 | 2017-12-16 | 4th Arica Open 2017 | Arica CHI | 10.2 | Pablo Garcia Cardenas | Sandro Mareco | 0-1 | 60 | Open |
| 646 | 2017-12-15 | 4th Arica Open 2017 | Arica CHI | 9.4 | Sandro Mareco | Alina L`Ami | 1-0 | 33 | Open |
| 647 | 2017-12-15 | 4th Arica Open 2017 | Arica CHI | 8.5 | Gilberto Hernandez Guerrero | Sandro Mareco | 1/2-1/2 | 24 | Open |
| 648 | 2017-12-14 | 4th Arica Open 2017 | Arica CHI | 7.7 | Sandro Mareco | Matias Perez Gormaz | 1-0 | 25 | Open |
| 649 | 2017-12-12 | 4th Arica Open 2017 | Arica CHI | 5.2 | Sandro Mareco | Pablo Salinas Herrera | 0-1 | 26 | Open |
| 650 | 2017-12-12 | 4th Arica Open 2017 | Arica CHI | 4.2 | Sandro Mareco | Jose Eduardo Martinez Alcantara | 1/2-1/2 | 46 | Open |
| 651 | 2017-12-11 | 4th Arica Open 2017 | Arica CHI | 3.3 | Leonardo Duarte | Sandro Mareco | 0-1 | 35 | Open |
| 652 | 2017-12-11 | 4th Arica Open 2017 | Arica CHI | 2.3 | Sandro Mareco | Ana Vitoria de Paula Rothebarth | 1-0 | 25 | Open |
| 653 | 2017-12-10 | 4th Arica Open 2017 | Arica CHI | 1.3 | Lenin Santana Gonzalez | Sandro Mareco | 0-1 | 31 | Open |
| 654 | 2017-10-29 | 1st AXPG Brazil Open 2017 | Ponta Grossa BRA | 7.1 | Rafael Leitao | Sandro Mareco | 1/2-1/2 | 14 | Open |
| 655 | 2017-10-29 | 1st AXPG Brazil Open 2017 | Ponta Grossa BRA | 6.2 | Sandro Mareco | Neuris Delgado Ramirez | 1/2-1/2 | 25 | Open |
| 656 | 2017-10-28 | 1st AXPG Brazil Open 2017 | Ponta Grossa BRA | 5.2 | Guilherme Deola Borges | Sandro Mareco | 0-1 | 44 | Open |
| 657 | 2017-10-28 | 1st AXPG Brazil Open 2017 | Ponta Grossa BRA | 4.3 | Sandro Mareco | Cesar Hidemitsu Umetsubo | 1-0 | 30 | Open |
| 658 | 2017-10-27 | 1st AXPG Brazil Open 2017 | Ponta Grossa BRA | 3.1 | Charles Gauche | Sandro Mareco | 1/2-1/2 | 38 | Open |
| 659 | 2017-10-27 | 1st AXPG Brazil Open 2017 | Ponta Grossa BRA | 2.1 | Sandro Mareco | Vitorio Chemin | 1-0 | 55 | Open |
| 660 | 2017-10-26 | 1st AXPG Brazil Open 2017 | Ponta Grossa BRA | 1.1 | Jairo Ribeiro Cordioli | Sandro Mareco | 0-1 | 37 | Open |
| 661 | 2017-10-24 | 92nd ch-ARG 2017 | Buenos Aires ARG | 13.2 | Diego Valerga | Sandro Mareco | 1/2-1/2 | 81 | Open |
| 662 | 2017-10-23 | 92nd ch-ARG 2017 | Buenos Aires ARG | 12.7 | Sandro Mareco | Mario Villanueva | 1/2-1/2 | 37 | Open |
| 663 | 2017-10-22 | 92nd ch-ARG 2017 | Buenos Aires ARG | 11.1 | Sandro Mareco | Leandro Krysa | 1-0 | 75 | Open |
| 664 | 2017-10-21 | 92nd ch-ARG 2017 | Buenos Aires ARG | 10.7 | Facundo Pierrot | Sandro Mareco | 0-1 | 71 | Open |
| 665 | 2017-10-20 | 92nd ch-ARG 2017 | Buenos Aires ARG | 9.2 | Sandro Mareco | Federico Perez Ponsa | 0-1 | 33 | Open |
| 666 | 2017-10-19 | 92nd ch-ARG 2017 | Buenos Aires ARG | 8.6 | Tomas Sosa | Sandro Mareco | 1-0 | 42 | Open |
| 667 | 2017-10-18 | 92nd ch-ARG 2017 | Buenos Aires ARG | 7.3 | Sandro Mareco | Diego Flores | 0-1 | 40 | Open |
| 668 | 2017-10-17 | 92nd ch-ARG 2017 | Buenos Aires ARG | 6.5 | Alan Pichot | Sandro Mareco | 1/2-1/2 | 40 | Open |
| 669 | 2017-10-16 | 92nd ch-ARG 2017 | Buenos Aires ARG | 5.4 | Sandro Mareco | Ernesto Real De Azua | 1/2-1/2 | 21 | Open |
| 670 | 2017-10-15 | 92nd ch-ARG 2017 | Buenos Aires ARG | 4.4 | Cristian Dolezal | Sandro Mareco | 0-1 | 34 | Open |
| 671 | 2017-10-14 | 92nd ch-ARG 2017 | Buenos Aires ARG | 3.5 | Sandro Mareco | Sergio Slipak | 1-0 | 31 | Open |
| 672 | 2017-10-13 | 92nd ch-ARG 2017 | Buenos Aires ARG | 2.3 | Emiliano Cuberli | Sandro Mareco | 0-1 | 24 | Open |
| 673 | 2017-10-12 | 92nd ch-ARG 2017 | Buenos Aires ARG | 1.6 | Sandro Mareco | Pablo Ismael Acosta | 1-0 | 27 | Open |
| 674 | 2017-10-08 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 9.2 | Sandro Mareco | Facundo Pierrot | 1-0 | 38 | Open |
| 675 | 2017-10-07 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 8.2 | Federico Perez Ponsa | Sandro Mareco | 0-1 | 45 | Open |
| 676 | 2017-10-06 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 7.2 | Sandro Mareco | Diego Mussanti | 1-0 | 39 | Open |
| 677 | 2017-10-05 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 6.6 | Ivan Tomeo | Sandro Mareco | 0-1 | 43 | Open |
| 678 | 2017-10-04 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 5.3 | Sandro Mareco | Cristian Sanhueza | 1/2-1/2 | 37 | Open |
| 679 | 2017-10-03 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 4.1 | Diego Flores | Sandro Mareco | 1-0 | 33 | Open |
| 680 | 2017-10-02 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 3.1 | Sandro Mareco | German Della Morte | 1-0 | 25 | Open |
| 681 | 2017-10-01 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 2.1 | Benjamin Falcon | Sandro Mareco | 0-1 | 44 | Open |
| 682 | 2017-10-01 | XXIV ProAm Copa Clarin Op | Villa Martelli ARG | 1.1 | Sandro Mareco | Eduardo Oyarzu | 1-0 | 14 | Open |
| 683 | 2017-09-30 | Liga Nacional Superior | Villa Martelli ARG | 9.1 | Sandro Mareco | Juan Bertorello | 1-0 | 37 | Open |
| 684 | 2017-09-16 | Liga Nacional Superior | Villa Martelli ARG | 7.1 | Leonel Amato | Sandro Mareco | 0-1 | 57 | Open |
| 685 | 2017-09-04 | FIDE World Cup 2017 | Tbilisi GEO | 1.2 | Matthias Bluebaum | Sandro Mareco | 1-0 | 44 | Open |
| 686 | 2017-09-03 | FIDE World Cup 2017 | Tbilisi GEO | 1.1 | Sandro Mareco | Matthias Bluebaum | 1/2-1/2 | 22 | Open |
| 687 | 2017-08-20 | TCh-ESP Div Honor 2017 | Linares ESP | 7.1 | Gawain C B Maroroa Jones | Sandro Mareco | 0-1 | 46 | Open |
| 688 | 2017-08-19 | TCh-ESP Div Honor 2017 | Linares ESP | 6.4 | Sandro Mareco | Fernando Peralta | 1/2-1/2 | 30 | Open |
| 689 | 2017-08-18 | TCh-ESP Div Honor 2017 | Linares ESP | 5.2 | Ivan Saric | Sandro Mareco | 1-0 | 34 | Open |
| 690 | 2017-08-17 | TCh-ESP Div Honor 2017 | Linares ESP | 4.3 | Sandro Mareco | Paul Velten | 1-0 | 36 | Open |
| 691 | 2017-08-16 | TCh-ESP Div Honor 2017 | Linares ESP | 3.3 | Daniel Forcen Esteban | Sandro Mareco | 0-1 | 43 | Open |
| 692 | 2017-08-15 | TCh-ESP Div Honor 2017 | Linares ESP | 2.2 | Sandro Mareco | Surya Shekhar Ganguly | 0-1 | 29 | Open |
| 693 | 2017-08-14 | TCh-ESP Div Honor 2017 | Linares ESP | 1.3 | Nils Grandelius | Sandro Mareco | 1/2-1/2 | 72 | Open |
| 694 | 2017-05-24 | St Louis Spring Classic A | Saint Louis USA | 9.2 | Dariusz Swiercz | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 695 | 2017-05-23 | St Louis Spring Classic A | Saint Louis USA | 8.5 | Sandro Mareco | Yuniesky Quesada Perez | 1/2-1/2 | 40 | Open |
| 696 | 2017-05-22 | St Louis Spring Classic A | Saint Louis USA | 7.1 | Sandro Mareco | Varuzhan Akobian | 0-1 | 32 | Open |
| 697 | 2017-05-21 | St Louis Spring Classic A | Saint Louis USA | 6.5 | Jeffery Xiong | Sandro Mareco | 0-1 | 32 | Open |
| 698 | 2017-05-20 | St Louis Spring Classic A | Saint Louis USA | 5.2 | Sandro Mareco | Yaroslav Zherebukh | 0-1 | 70 | Open |
| 699 | 2017-05-19 | St Louis Spring Classic A | Saint Louis USA | 4.1 | Giorgi Kacheishvili | Sandro Mareco | 0-1 | 39 | Open |
| 700 | 2017-05-18 | St Louis Spring Classic A | Saint Louis USA | 3.3 | Sandro Mareco | Andrey Baryshpolets | 1-0 | 57 | Open |
| 701 | 2017-05-17 | St Louis Spring Classic A | Saint Louis USA | 2.3 | Lazaro Bruzon Batista | Sandro Mareco | 1/2-1/2 | 26 | Open |
| 702 | 2017-05-16 | St Louis Spring Classic A | Saint Louis USA | 1.4 | Sandro Mareco | Alexander Ipatov | 0-1 | 51 | Open |
| 703 | 2017-05-08 | Zonal 2.5 2017 | Villa Martelli ARG | 9.1 | Sandro Mareco | Facundo Pierrot | 1/2-1/2 | 9 | Open |
| 704 | 2017-05-07 | Zonal 2.5 2017 | Villa Martelli ARG | 8.1 | Diego Valerga | Sandro Mareco | 0-1 | 39 | Open |
| 705 | 2017-05-06 | Zonal 2.5 2017 | Villa Martelli ARG | 7.1 | Sandro Mareco | Rodrigo Vasquez Schroeder | 1/2-1/2 | 13 | Open |
| 706 | 2017-05-04 | Zonal 2.5 2017 | Villa Martelli ARG | 5.1 | Sandro Mareco | Ivan Morovic Fernandez | 1-0 | 28 | Open |
| 707 | 2017-05-03 | Zonal 2.5 2017 | Villa Martelli ARG | 4.1 | Fernando Peralta | Sandro Mareco | 0-1 | 45 | Open |
| 708 | 2017-05-02 | Zonal 2.5 2017 | Villa Martelli ARG | 3.1 | Sandro Mareco | Martin Bitelmajer | 1-0 | 62 | Open |
| 709 | 2017-05-01 | Zonal 2.5 2017 | Villa Martelli ARG | 2.1 | Daniel Pacheco | Sandro Mareco | 0-1 | 44 | Open |
| 710 | 2017-04-30 | Zonal 2.5 2017 | Villa Martelli ARG | 1.1 | Sandro Mareco | Mauro Sica | 1-0 | 30 | Open |
| 711 | 2017-04-27 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 11.3 | Sandro Mareco | Tomas Sosa | 1-0 | 45 | Open |
| 712 | 2017-04-26 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 10.4 | Axel Bachmann | Sandro Mareco | 1-0 | 59 | Open |
| 713 | 2017-04-25 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 9.4 | Sandro Mareco | Diego Flores | 1-0 | 43 | Open |
| 714 | 2017-04-24 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 8.3 | Tomas Darcyl | Sandro Mareco | 0-1 | 30 | Open |
| 715 | 2017-04-23 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 7.5 | Sandro Mareco | Carlos Horacio Garcia Palermo | 1-0 | 28 | Open |
| 716 | 2017-04-22 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 6.2 | Sergio Slipak | Sandro Mareco | 1/2-1/2 | 12 | Open |
| 717 | 2017-04-21 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 5.6 | Sandro Mareco | Herman C. Van Riemsdijk | 1-0 | 35 | Open |
| 718 | 2017-04-20 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 4.1 | Julio E Granda Zuniga | Sandro Mareco | 0-1 | 40 | Open |
| 719 | 2017-04-19 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 3.6 | Alejandro Hoffman | Sandro Mareco | 1-0 | 78 | Open |
| 720 | 2017-04-18 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 2.2 | Sandro Mareco | Alan Pichot | 1/2-1/2 | 20 | Open |
| 721 | 2017-04-17 | Jorge Szmetan Mem 2017 | Buenos Aires ARG | 1.5 | Ivan Morovic Fernandez | Sandro Mareco | 1-0 | 35 | Open |
| 722 | 2017-04-11 | 19th Dubai Open 2017 | Dubai UAE | 9.1 | Sandro Mareco | Narayanan S L | 1-0 | 42 | Open |
| 723 | 2017-04-10 | 19th Dubai Open 2017 | Dubai UAE | 8.5 | Mustafa Yilmaz | Sandro Mareco | 1-0 | 48 | Open |
| 724 | 2017-04-09 | 19th Dubai Open 2017 | Dubai UAE | 7.9 | Sandro Mareco | Athanasios Mastrovasilis | 1-0 | 41 | Open |
| 725 | 2017-04-08 | 19th Dubai Open 2017 | Dubai UAE | 6.15 | Visakh N R | Sandro Mareco | 0-1 | 54 | Open |
| 726 | 2017-04-08 | 19th Dubai Open 2017 | Dubai UAE | 5.15 | Sandro Mareco | Das Debashis | 1/2-1/2 | 34 | Open |
| 727 | 2017-04-06 | 19th Dubai Open 2017 | Dubai UAE | 4.3 | Jaime Santos Latasa | Sandro Mareco | 1-0 | 48 | Open |
| 728 | 2017-04-05 | Zonal 2.5 2017 | Villa Martelli ARG | 6.1 | Leandro Krysa | Sandro Mareco | 0-1 | 57 | Open |
| 729 | 2017-04-05 | 19th Dubai Open 2017 | Dubai UAE | 3.1 | Sandro Mareco | Viani Antonio Dcunha | 1-0 | 39 | Open |
| 730 | 2017-04-04 | 19th Dubai Open 2017 | Dubai UAE | 2.11 | Akash Thakur | Sandro Mareco | 0-1 | 50 | Open |
| 731 | 2017-04-03 | 19th Dubai Open 2017 | Dubai UAE | 1.12 | Sandro Mareco | Marvin Marcos | 1-0 | 36 | Open |
| 732 | 2017-03-31 | 1st Sharjah Masters 2017 | Sharjah UAE | 9.6 | Sandro Mareco | Alan Pichot | 1/2-1/2 | 65 | Open |
| 733 | 2017-03-30 | 1st Sharjah Masters 2017 | Sharjah UAE | 8.6 | Parham Maghsoodloo | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 734 | 2017-03-29 | 1st Sharjah Masters 2017 | Sharjah UAE | 7.2 | Sandro Mareco | Martyn Kravtsiv | 1/2-1/2 | 28 | Open |
| 735 | 2017-03-28 | 1st Sharjah Masters 2017 | Sharjah UAE | 6.7 | Sandro Mareco | Alexandr Fier | 1-0 | 79 | Open |
| 736 | 2017-03-27 | 1st Sharjah Masters 2017 | Sharjah UAE | 5.15 | Valeriy Neverov | Sandro Mareco | 0-1 | 37 | Open |
| 737 | 2017-03-26 | 1st Sharjah Masters 2017 | Sharjah UAE | 4.22 | Sandro Mareco | S. Harini | 1-0 | 41 | Open |
| 738 | 2017-03-25 | 1st Sharjah Masters 2017 | Sharjah UAE | 3.23 | Eduard Kanter | Sandro Mareco | 0-1 | 56 | Open |
| 739 | 2017-03-23 | 1st Sharjah Masters 2017 | Sharjah UAE | 1.15 | Viani Antonio Dcunha | Sandro Mareco | 1-0 | 28 | Open |
| 740 | 2017-03-17 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 9.5 | Sandro Mareco | Nguyen Anh Dung | 1-0 | 48 | Open |
| 741 | 2017-03-16 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 8.9 | Xiangyi Liu | Sandro Mareco | 0-1 | 28 | Open |
| 742 | 2017-03-16 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 7.15 | Hamed Nouri | Sandro Mareco | 0-1 | 41 | Open |
| 743 | 2017-03-15 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 6.13 | Sandro Mareco | Sean Winshand Cuhendi | 1/2-1/2 | 41 | Open |
| 744 | 2017-03-15 | PRO League KO Stage 2017 | chess.com INT | 3 | Chao b Li | Sandro Mareco | 1-0 | 33 | Open |
| 745 | 2017-03-15 | PRO League KO Stage 2017 | chess.com INT | 3 | Elias Oussedik | Sandro Mareco | 0-1 | 21 | Open |
| 746 | 2017-03-15 | PRO League KO Stage 2017 | chess.com INT | 3 | Sandro Mareco | Eric Hansen | 0-1 | 35 | Open |
| 747 | 2017-03-15 | PRO League KO Stage 2017 | chess.com INT | 3 | Sandro Mareco | Alexandre Lesiege | 1-0 | 40 | Open |
| 748 | 2017-03-14 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 5.13 | Viacheslav Dyu | Sandro Mareco | 1/2-1/2 | 64 | Open |
| 749 | 2017-03-14 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 4.1 | Sandro Mareco | Nguyen Van Huy | 1/2-1/2 | 62 | Open |
| 750 | 2017-03-13 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 3.2 | Sandro Mareco | Yankai Li | 1-0 | 41 | Open |
| 751 | 2017-03-12 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 2.34 | Nhat Minh To | Sandro Mareco | 0-1 | 44 | Open |
| 752 | 2017-03-12 | 7th HD Bank Cup 2017 | Ho Chi Minh City VIE | 1.7 | Sandro Mareco | Ruofan Li | 0-1 | 35 | Open |
| 753 | 2017-03-08 | PRO League KO Stage 2017 | chess.com INT | 2 | Vlad Yanovsky | Sandro Mareco | 0-1 | 79 | Open |
| 754 | 2017-03-08 | PRO League KO Stage 2017 | chess.com INT | 2 | Sandro Mareco | Renier Gonzalez | 1-0 | 55 | Open |
| 755 | 2017-03-08 | PRO League KO Stage 2017 | chess.com INT | 2 | Sandro Mareco | Hikaru Nakamura | 1-0 | 30 | Open |
| 756 | 2017-02-22 | PRO League Group Stage | chess.com INT | 7 | Bator Sambuev | Sandro Mareco | 1/2-1/2 | 68 | Open |
| 757 | 2017-02-22 | PRO League Group Stage | chess.com INT | 7 | Bindi Cheng | Sandro Mareco | 0-1 | 57 | Open |
| 758 | 2017-02-22 | PRO League Group Stage | chess.com INT | 7 | Sandro Mareco | Nikolay Noritsyn | 0-1 | 81 | Open |
| 759 | 2017-02-22 | PRO League Group Stage | chess.com INT | 7 | Sandro Mareco | Gergely-Andras-Gyula Szabo | 1-0 | 56 | Open |
| 760 | 2017-02-15 | 1st Marcel Duchamp Cup | Montevideo URU | 9.1 | Sandro Mareco | Tomas Sosa | 1-0 | 36 | Open |
| 761 | 2017-02-14 | 1st Marcel Duchamp Cup | Montevideo URU | 8.1 | Bernardo Roselli Mailhe | Sandro Mareco | 0-1 | 49 | Open |
| 762 | 2017-02-13 | 1st Marcel Duchamp Cup | Montevideo URU | 7.1 | Sandro Mareco | Alejandro Hoffman | 1-0 | 35 | Open |
| 763 | 2017-02-12 | 1st Marcel Duchamp Cup | Montevideo URU | 6.1 | Carlos Horacio Garcia Palermo | Sandro Mareco | 0-1 | 34 | Open |
| 764 | 2017-02-12 | 1st Marcel Duchamp Cup | Montevideo URU | 5.1 | Sandro Mareco | Neuris Delgado Ramirez | 1-0 | 42 | Open |
| 765 | 2017-02-11 | 1st Marcel Duchamp Cup | Montevideo URU | 4.1 | Nahuel Diaz Hollemaert | Sandro Mareco | 0-1 | 29 | Open |
| 766 | 2017-02-11 | 1st Marcel Duchamp Cup | Montevideo URU | 3.1 | Sandro Mareco | Marisa Zuriel | 1-0 | 52 | Open |
| 767 | 2017-02-10 | 1st Marcel Duchamp Cup | Montevideo URU | 2.1 | Daniel Alberto Churba | Sandro Mareco | 0-1 | 30 | Open |
| 768 | 2017-02-09 | 1st Marcel Duchamp Cup | Montevideo URU | 1.1 | Sandro Mareco | Eduardo Rodriguez Farias | 1-0 | 26 | Open |
| 769 | 2017-02-01 | PRO League Atlantic 2017 | chess.com INT | 4 | Daniel Gurevich | Sandro Mareco | 0-1 | 71 | Open |
| 770 | 2017-02-01 | PRO League Atlantic 2017 | chess.com INT | 4 | Richard Francisco | Sandro Mareco | 1/2-1/2 | 67 | Open |
| 771 | 2017-02-01 | PRO League Atlantic 2017 | chess.com INT | 4 | Sandro Mareco | Alonso Zapata | 1-0 | 30 | Open |
| 772 | 2017-02-01 | PRO League Atlantic 2017 | chess.com INT | 4 | Sandro Mareco | Elshan Moradiabadi | 1-0 | 34 | Open |
| 773 | 2017-01-25 | PRO League Atlantic 2017 | chess.com INT | 3 | Lefong Hua | Sandro Mareco | 1/2-1/2 | 109 | Open |
| 774 | 2017-01-25 | PRO League Atlantic 2017 | chess.com INT | 3 | Alexandre Lesiege | Sandro Mareco | 1-0 | 43 | Open |
| 775 | 2017-01-25 | PRO League Atlantic 2017 | chess.com INT | 3 | Sandro Mareco | Chao b Li | 0-1 | 40 | Open |
| 776 | 2017-01-25 | PRO League Atlantic 2017 | chess.com INT | 3 | Sandro Mareco | Aman Hambleton | 1-0 | 52 | Open |
| 777 | 2017-01-18 | PRO League Atlantic 2017 | chess.com INT | 2 | Robert Hungaski | Sandro Mareco | 0-1 | 68 | Open |
| 778 | 2017-01-18 | PRO League Atlantic 2017 | chess.com INT | 2 | Sandro Mareco | Matias Leskovar | 1-0 | 26 | Open |
| 779 | 2017-01-18 | PRO League Atlantic 2017 | chess.com INT | 2 | Sandro Mareco | Jorge Iglesias | 1-0 | 38 | Open |
| 780 | 2017-01-18 | PRO League Atlantic 2017 | chess.com INT | 2 | Daniel Pacheco | Sandro Mareco | 1-0 | 21 | Open |
| 781 | 2017-01-11 | PRO League Atlantic 2017 | chess.com INT | 1 | Alexander Katz | Sandro Mareco | 1/2-1/2 | 93 | Open |
| 782 | 2017-01-11 | PRO League Atlantic 2017 | chess.com INT | 1 | Joel Benjamin | Sandro Mareco | 0-1 | 82 | Open |
| 783 | 2017-01-11 | PRO League Atlantic 2017 | chess.com INT | 1 | Sandro Mareco | Alexander Fishbein | 1-0 | 44 | Open |
| 784 | 2016-12-30 | World Blitz 2016 | Doha QAT | 21.36 | Giga Quparadze | Sandro Mareco | 0-1 | 67 | Open |
| 785 | 2016-12-30 | World Blitz 2016 | Doha QAT | 20.38 | Sandro Mareco | B. Adhiban | 1/2-1/2 | 41 | Open |
| 786 | 2016-12-30 | World Blitz 2016 | Doha QAT | 19.34 | Rasmus Svane | Sandro Mareco | 1-0 | 77 | Open |
| 787 | 2016-12-30 | World Blitz 2016 | Doha QAT | 18.3 | Sandro Mareco | Santosh Gujrathi Vidit | 0-1 | 35 | Open |
| 788 | 2016-12-30 | World Blitz 2016 | Doha QAT | 17.28 | Parham Maghsoodloo | Sandro Mareco | 1/2-1/2 | 39 | Open |
| 789 | 2016-12-30 | World Blitz 2016 | Doha QAT | 16.22 | Sandro Mareco | Olexandr Bortnyk | 0-1 | 53 | Open |
| 790 | 2016-12-30 | World Blitz 2016 | Doha QAT | 15.3 | Pavel V. Tregubov | Sandro Mareco | 0-1 | 40 | Open |
| 791 | 2016-12-30 | World Blitz 2016 | Doha QAT | 14.23 | Sandro Mareco | Shanglei Lu | 0-1 | 57 | Open |
| 792 | 2016-12-30 | World Blitz 2016 | Doha QAT | 13.2 | Farrukh Amonatov | Sandro Mareco | 1/2-1/2 | 89 | Open |
| 793 | 2016-12-29 | World Blitz 2016 | Doha QAT | 9.19 | Volodymyr Onyshchuk | Sandro Mareco | 1-0 | 50 | Open |
| 794 | 2016-12-29 | World Blitz 2016 | Doha QAT | 8.31 | Sandro Mareco | Bogdan Belyakov | 1-0 | 40 | Open |
| 795 | 2016-12-29 | World Blitz 2016 | Doha QAT | 7.37 | Aleksej Aleksandrov | Sandro Mareco | 0-1 | 36 | Open |
| 796 | 2016-12-29 | World Blitz 2016 | Doha QAT | 6.45 | Sandro Mareco | Cristobal Henriquez Villagra | 1-0 | 49 | Open |
| 797 | 2016-12-29 | World Blitz 2016 | Doha QAT | 5.37 | Mikheil Mchedlishvili | Sandro Mareco | 1-0 | 49 | Open |
| 798 | 2016-12-29 | World Blitz 2016 | Doha QAT | 4.4 | Sandro Mareco | Pavel Potapov | 1/2-1/2 | 42 | Open |
| 799 | 2016-12-29 | World Blitz 2016 | Doha QAT | 3.18 | Hikaru Nakamura | Sandro Mareco | 1-0 | 60 | Open |
| 800 | 2016-12-29 | World Blitz 2016 | Doha QAT | 2.1 | Sandro Mareco | Viswanathan Anand | 0-1 | 33 | Open |
| 801 | 2016-12-29 | World Blitz 2016 | Doha QAT | 12.13 | Sandro Mareco | Teimour Radjabov | 0-1 | 37 | Open |
| 802 | 2016-12-29 | World Blitz 2016 | Doha QAT | 11.21 | Sergei Zhigalko | Sandro Mareco | 0-1 | 37 | Open |
| 803 | 2016-12-29 | World Blitz 2016 | Doha QAT | 10.29 | Sandro Mareco | Francisco Vallejo Pons | 1-0 | 39 | Open |
| 804 | 2016-12-29 | World Blitz 2016 | Doha QAT | 1.5 | Aryan Gholami | Sandro Mareco | 1/2-1/2 | 29 | Open |
| 805 | 2016-12-28 | World Rapid 2016 | Doha QAT | 15.4 | Levan Pantsulaia | Sandro Mareco | 1/2-1/2 | 15 | Open |
| 806 | 2016-12-28 | World Rapid 2016 | Doha QAT | 14.49 | Yusup Atabayev | Sandro Mareco | 0-1 | 56 | Open |
| 807 | 2016-12-28 | World Rapid 2016 | Doha QAT | 13.43 | Sandro Mareco | Falko Bindrich | 0-1 | 32 | Open |
| 808 | 2016-12-28 | World Rapid 2016 | Doha QAT | 12.35 | Nikita Vitiugov | Sandro Mareco | 1-0 | 31 | Open |
| 809 | 2016-12-28 | World Rapid 2016 | Doha QAT | 11.39 | Sandro Mareco | Bassem Amin | 1-0 | 58 | Open |
| 810 | 2016-12-27 | World Rapid 2016 | Doha QAT | 9.39 | Sandro Mareco | Alireza Firouzja | 0-1 | 32 | Open |
| 811 | 2016-12-27 | World Rapid 2016 | Doha QAT | 8.43 | Mohammed Al-Sayed | Sandro Mareco | 0-1 | 73 | Open |
| 812 | 2016-12-27 | World Rapid 2016 | Doha QAT | 7.49 | Sandro Mareco | Mohamed Tissir | 1-0 | 47 | Open |
| 813 | 2016-12-27 | World Rapid 2016 | Doha QAT | 6.48 | Aryan Gholami | Sandro Mareco | 1-0 | 31 | Open |
| 814 | 2016-12-27 | World Rapid 2016 | Doha QAT | 10.43 | Zdenko Kozul | Sandro Mareco | 0-1 | 68 | Open |
| 815 | 2016-12-26 | World Rapid 2016 | Doha QAT | 5.38 | Sandro Mareco | Stelios Halkias | 0-1 | 42 | Open |
| 816 | 2016-12-26 | World Rapid 2016 | Doha QAT | 4.26 | Baadur Jobava | Sandro Mareco | 1-0 | 51 | Open |
| 817 | 2016-12-26 | World Rapid 2016 | Doha QAT | 3.42 | Sandro Mareco | Johan-Sebastian Christiansen | 1-0 | 57 | Open |
| 818 | 2016-12-26 | World Rapid 2016 | Doha QAT | 2.49 | Yi Xu | Sandro Mareco | 1/2-1/2 | 53 | Open |
| 819 | 2016-12-26 | World Rapid 2016 | Doha QAT | 1.16 | Sandro Mareco | Vladislav Artemiev | 0-1 | 33 | Open |
| 820 | 2016-11-19 | Liga Nacional Superior | Villa Martelli ARG | 9.1 | Facundo Quiroga | Sandro Mareco | 0-1 | 27 | Open |
| 821 | 2016-11-12 | Liga Nacional Superior | Villa Martelli ARG | 8.1 | Sandro Mareco | Lucas Liascovich | 1-0 | 30 | Open |
| 822 | 2016-11-05 | Liga Nacional Superior | Villa Martelli ARG | 7.2 | Jorge Leal | Sandro Mareco | 0-1 | 28 | Open |
| 823 | 2016-10-29 | Liga Nacional Superior | Villa Martelli ARG | 6.2 | Sandro Mareco | Sergio Slipak | 1-0 | 63 | Open |
| 824 | 2016-10-22 | Liga Nacional Superior | Villa Martelli ARG | 5.2 | Marcelo Tempone | Sandro Mareco | 1/2-1/2 | 41 | Open |
| 825 | 2016-10-15 | Liga Nacional Superior | Villa Martelli ARG | 4.1 | Tomas Sosa | Sandro Mareco | 1/2-1/2 | 35 | Open |
| 826 | 2016-10-08 | Liga Nacional Superior | Villa Martelli ARG | 3.2 | Martin Bitelmajer | Sandro Mareco | 0-1 | 39 | Open |
| 827 | 2016-10-01 | Liga Nacional Superior | Villa Martelli ARG | 2.1 | Sandro Mareco | Leandro Krysa | 1-0 | 73 | Open |
| 828 | 2016-09-13 | 42nd Olympiad 2016 | Baku AZE | 11.24 | Sandro Mareco | Hjorvar Steinn Gretarsson | 1-0 | 29 | Open |
| 829 | 2016-09-12 | 42nd Olympiad 2016 | Baku AZE | 10.3 | Erik Blomqvist | Sandro Mareco | 0-1 | 31 | Open |
| 830 | 2016-09-11 | 42nd Olympiad 2016 | Baku AZE | 9.26 | Sandro Mareco | Julio Catalino Sadorra | 0-1 | 50 | Open |
| 831 | 2016-09-10 | 42nd Olympiad 2016 | Baku AZE | 8.15 | Sandro Mareco | Andrey Zhigalko | 1-0 | 35 | Open |
| 832 | 2016-09-09 | 42nd Olympiad 2016 | Baku AZE | 7.22 | Evgeny Postny | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 833 | 2016-09-08 | 42nd Olympiad 2016 | Baku AZE | 6.7 | Yue Wang | Sandro Mareco | 0-1 | 36 | Open |
| 834 | 2016-09-06 | 42nd Olympiad 2016 | Baku AZE | 5.22 | Jose Rafael Gascon Del Nogal | Sandro Mareco | 0-1 | 42 | Open |
| 835 | 2016-09-05 | 42nd Olympiad 2016 | Baku AZE | 4.21 | Sandro Mareco | Anton Filippov | 1/2-1/2 | 46 | Open |
| 836 | 2016-09-04 | 42nd Olympiad 2016 | Baku AZE | 3.8 | Sandro Mareco | Hikaru Nakamura | 1/2-1/2 | 70 | Open |
| 837 | 2016-09-03 | 42nd Olympiad 2016 | Baku AZE | 2.31 | Sebastian Bogner | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 838 | 2016-09-02 | 42nd Olympiad 2016 | Baku AZE | 1.25 | Sandro Mareco | Warren Elliott | 1-0 | 26 | Open |
| 839 | 2016-06-05 | American Continental TB | San Salvador ESA | 5.2 | Sandro Mareco | Ivan Morovic Fernandez | 1-0 | 69 | Open |
| 840 | 2016-06-05 | American Continental TB | San Salvador ESA | 3.2 | Alan Pichot | Sandro Mareco | 1/2-1/2 | 56 | Open |
| 841 | 2016-06-05 | American Continental TB | San Salvador ESA | 2.1 | Sandro Mareco | Diego Flores | 0-1 | 37 | Open |
| 842 | 2016-06-05 | 11th American Continental | San Salvador ESA | 11.6 | Sandro Mareco | Emilio Cordova | 1/2-1/2 | 30 | Open |
| 843 | 2016-06-05 | American Continental TB | San Salvador ESA | 1.1 | Winston Darwin Cu Hor | Sandro Mareco | 0-1 | 38 | Open |
| 844 | 2016-06-04 | 11th American Continental | San Salvador ESA | 10.2 | Awonder Liang | Sandro Mareco | 0-1 | 40 | Open |
| 845 | 2016-06-03 | 11th American Continental | San Salvador ESA | 9.3 | Sandro Mareco | Kevel Oliva Castaneda | 1/2-1/2 | 52 | Open |
| 846 | 2016-06-02 | 11th American Continental | San Salvador ESA | 8.2 | Sergio E Barrientos | Sandro Mareco | 1/2-1/2 | 17 | Open |
| 847 | 2016-06-01 | 11th American Continental | San Salvador ESA | 7.1 | Sandro Mareco | Matias Perez Gormaz | 1/2-1/2 | 21 | Open |
| 848 | 2016-05-31 | 11th American Continental | San Salvador ESA | 6.4 | Lazaro Bruzon Batista | Sandro Mareco | 1/2-1/2 | 29 | Open |
| 849 | 2016-05-31 | 11th American Continental | San Salvador ESA | 5.6 | Sandro Mareco | Aleksandr Lenderman | 1/2-1/2 | 30 | Open |
| 850 | 2016-05-30 | 11th American Continental | San Salvador ESA | 4.6 | Ivan Morovic Fernandez | Sandro Mareco | 1/2-1/2 | 21 | Open |
| 851 | 2016-05-29 | 11th American Continental | San Salvador ESA | 3.6 | Sandro Mareco | David Arenas | 1-0 | 43 | Open |
| 852 | 2016-05-29 | 11th American Continental | San Salvador ESA | 2.5 | Fernando Valenzuela Gomez | Sandro Mareco | 0-1 | 34 | Open |
| 853 | 2016-05-28 | 11th American Continental | San Salvador ESA | 1.5 | Sandro Mareco | Victor Sarat | 1-0 | 22 | Open |
| 854 | 2016-05-08 | Hasselbacken Open 2016 | Stockholm SWE | 9.13 | Sandro Mareco | Johan-Sebastian Christiansen | 1-0 | 41 | Open |
| 855 | 2016-05-07 | Hasselbacken Open 2016 | Stockholm SWE | 8.9 | Alon Greenfeld | Sandro Mareco | 1-0 | 41 | Open |
| 856 | 2016-05-06 | Hasselbacken Open 2016 | Stockholm SWE | 7.12 | Sandro Mareco | Erik Hedman | 1-0 | 25 | Open |
| 857 | 2016-05-05 | Hasselbacken Open 2016 | Stockholm SWE | 6.3 | Ilia Smirin | Sandro Mareco | 1-0 | 35 | Open |
| 858 | 2016-05-04 | Hasselbacken Open 2016 | Stockholm SWE | 5.1 | Sandro Mareco | Zoltan Almasi | 1/2-1/2 | 31 | Open |
| 859 | 2016-05-03 | Hasselbacken Open 2016 | Stockholm SWE | 4.8 | Jorden Van Foreest | Sandro Mareco | 0-1 | 37 | Open |
| 860 | 2016-05-02 | Hasselbacken Open 2016 | Stockholm SWE | 3.12 | Sandro Mareco | Nihal Sarin | 1-0 | 60 | Open |
| 861 | 2016-05-01 | Hasselbacken Open 2016 | Stockholm SWE | 2.12 | Henrik Malm Lindberg | Sandro Mareco | 0-1 | 82 | Open |
| 862 | 2016-04-30 | Hasselbacken Open 2016 | Stockholm SWE | 1.12 | Sandro Mareco | Simon Marder | 1-0 | 24 | Open |
| 863 | 2016-04-19 | 18th Dubai Open 2016 | Dubai UAE | 9.21 | Sandro Mareco | Haridas Pascua | 1/2-1/2 | 35 | Open |
| 864 | 2016-04-18 | 18th Dubai Open 2016 | Dubai UAE | 8.19 | Robert Ris | Sandro Mareco | 1/2-1/2 | 96 | Open |
| 865 | 2016-04-17 | 18th Dubai Open 2016 | Dubai UAE | 7.18 | Sandro Mareco | Aryan Gholami | 1/2-1/2 | 28 | Open |
| 866 | 2016-04-16 | 18th Dubai Open 2016 | Dubai UAE | 6.24 | Abdelrahman Hesham | Sandro Mareco | 0-1 | 44 | Open |
| 867 | 2016-04-16 | 18th Dubai Open 2016 | Dubai UAE | 5.28 | Sandro Mareco | Eesha Karavade | 1/2-1/2 | 36 | Open |
| 868 | 2016-04-14 | 18th Dubai Open 2016 | Dubai UAE | 4.12 | Shardul Gagare | Sandro Mareco | 1-0 | 45 | Open |
| 869 | 2016-04-13 | 18th Dubai Open 2016 | Dubai UAE | 3.23 | Sandro Mareco | Khamparia Akshat | 1-0 | 32 | Open |
| 870 | 2016-04-12 | 18th Dubai Open 2016 | Dubai UAE | 2.14 | Inna Gaponenko | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 871 | 2016-04-11 | 18th Dubai Open 2016 | Dubai UAE | 1.17 | Sandro Mareco | Jobannie C. Tabada | 1-0 | 40 | Open |
| 872 | 2015-10-18 | Brasil Athenas Engenharia | Barreirinhas BRA | 6.2 | Neuris Delgado Ramirez | Sandro Mareco | 0-1 | 40 | Open |
| 873 | 2015-10-18 | Brasil Athenas Engenharia | Barreirinhas BRA | 5.2 | Sandro Mareco | Krikor Sevag Mekhitarian | 1-0 | 52 | Open |
| 874 | 2015-10-17 | Brasil Athenas Engenharia | Barreirinhas BRA | 4.5 | Argemiro Braga Guara Neto | Sandro Mareco | 0-1 | 31 | Open |
| 875 | 2015-10-17 | Brasil Athenas Engenharia | Barreirinhas BRA | 3.2 | Sandro Mareco | Jose Cubas | 0-1 | 26 | Open |
| 876 | 2015-10-16 | Brasil Athenas Engenharia | Barreirinhas BRA | 2.2 | Nicolau Leitao | Sandro Mareco | 0-1 | 35 | Open |
| 877 | 2015-10-16 | Brasil Athenas Engenharia | Barreirinhas BRA | 1.2 | Sandro Mareco | Edilsom Farias | 1-0 | 19 | Open |
| 878 | 2015-10-14 | 90th ch-ARG 2015 | Buenos Aires ARG | 13.2 | Sandro Mareco | Sergio Slipak | 1/2-1/2 | 8 | Open |
| 879 | 2015-10-13 | 90th ch-ARG 2015 | Buenos Aires ARG | 12.6 | Cristian Dolezal | Sandro Mareco | 0-1 | 52 | Open |
| 880 | 2015-10-12 | 90th ch-ARG 2015 | Buenos Aires ARG | 11.3 | Sandro Mareco | Alan Pichot | 1-0 | 30 | Open |
| 881 | 2015-10-11 | 90th ch-ARG 2015 | Buenos Aires ARG | 10.5 | Andres Carlos Obregon | Sandro Mareco | 1/2-1/2 | 26 | Open |
| 882 | 2015-10-10 | TCh-ARG Superior 2015 | Villa Martelli ARG | 7.2 | Ariel Sorin | Sandro Mareco | 0-1 | 34 | Open |
| 883 | 2015-10-09 | 90th ch-ARG 2015 | Buenos Aires ARG | 9.4 | Sandro Mareco | Salvador Alonso | 1-0 | 43 | Open |
| 884 | 2015-10-08 | 90th ch-ARG 2015 | Buenos Aires ARG | 8.4 | Tomas Sosa | Sandro Mareco | 0-1 | 45 | Open |
| 885 | 2015-10-07 | 90th ch-ARG 2015 | Buenos Aires ARG | 7.5 | Sandro Mareco | Fernando Peralta | 1/2-1/2 | 30 | Open |
| 886 | 2015-10-06 | 90th ch-ARG 2015 | Buenos Aires ARG | 6.3 | Diego Valerga | Sandro Mareco | 1/2-1/2 | 38 | Open |
| 887 | 2015-10-05 | 90th ch-ARG 2015 | Buenos Aires ARG | 5.6 | Sandro Mareco | Ruben Felgaer | 1-0 | 57 | Open |
| 888 | 2015-10-04 | 90th ch-ARG 2015 | Buenos Aires ARG | 4.2 | Alejo De Dovitiis | Sandro Mareco | 0-1 | 34 | Open |
| 889 | 2015-10-03 | TCh-ARG Superior 2015 | Villa Martelli ARG | 6.2 | Maximiliano Perez | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 890 | 2015-10-02 | 90th ch-ARG 2015 | Buenos Aires ARG | 3.7 | Sandro Mareco | Diego Flores | 1/2-1/2 | 26 | Open |
| 891 | 2015-10-01 | 90th ch-ARG 2015 | Buenos Aires ARG | 2.1 | Leandro Krysa | Sandro Mareco | 1/2-1/2 | 55 | Open |
| 892 | 2015-09-30 | 90th ch-ARG 2015 | Buenos Aires ARG | 1.5 | Ernesto Real De Azua | Sandro Mareco | 0-1 | 35 | Open |
| 893 | 2015-09-26 | TCh-ARG Superior 2015 | Villa Martelli ARG | 5.1 | Sandro Mareco | Leandro Krysa | 1-0 | 45 | Open |
| 894 | 2015-09-19 | TCh-ARG Superior 2015 | Villa Martelli ARG | 4.3 | Sandro Mareco | Guillermo Malbran | 1-0 | 33 | Open |
| 895 | 2015-09-15 | FIDE World Cup 2015 | Baku AZE | 2.2 | Anton Kovalyov | Sandro Mareco | 1-0 | 31 | Open |
| 896 | 2015-09-14 | FIDE World Cup 2015 | Baku AZE | 2.1 | Sandro Mareco | Anton Kovalyov | 1/2-1/2 | 64 | Open |
| 897 | 2015-09-12 | FIDE World Cup 2015 | Baku AZE | 1.2 | Hua Ni | Sandro Mareco | 1/2-1/2 | 70 | Open |
| 898 | 2015-09-11 | FIDE World Cup 2015 | Baku AZE | 1.1 | Sandro Mareco | Hua Ni | 1-0 | 55 | Open |
| 899 | 2015-08-30 | Lidkoping Open 2015 | Lidkoping SWE | 7.1 | Juan Manuel Bellon Lopez | Sandro Mareco | 1/2-1/2 | 31 | Open |
| 900 | 2015-08-30 | Lidkoping Open 2015 | Lidkoping SWE | 6.1 | Sandro Mareco | Lars Walinder | 1-0 | 42 | Open |
| 901 | 2015-08-30 | Lidkoping Open 2015 | Lidkoping SWE | 5.1 | Hakan Rothen | Sandro Mareco | 0-1 | 87 | Open |
| 902 | 2015-08-29 | Lidkoping Open 2015 | Lidkoping SWE | 4.1 | Sandro Mareco | Fredrik Andersson | 1-0 | 54 | Open |
| 903 | 2015-08-29 | Lidkoping Open 2015 | Lidkoping SWE | 3.1 | Anders Hobber | Sandro Mareco | 0-1 | 34 | Open |
| 904 | 2015-08-29 | Lidkoping Open 2015 | Lidkoping SWE | 2.1 | Sandro Mareco | Patrick Fransson | 1-0 | 56 | Open |
| 905 | 2015-08-29 | Lidkoping Open 2015 | Lidkoping SWE | 1.1 | Henrik Sjol | Sandro Mareco | 0-1 | 53 | Open |
| 906 | 2015-06-12 | VIII Hebraica GM 2015 | Sao Paulo BRA | 9.2 | Vitor Roberto Castro Carneiro | Sandro Mareco | 0-1 | 43 | Open |
| 907 | 2015-06-11 | VIII Hebraica GM 2015 | Sao Paulo BRA | 8.5 | Sandro Mareco | Luis Ernesto Rodi | 1-0 | 32 | Open |
| 908 | 2015-06-10 | VIII Hebraica GM 2015 | Sao Paulo BRA | 7.1 | Sandro Mareco | Renato R. Quintiliano | 1-0 | 69 | Open |
| 909 | 2015-06-09 | VIII Hebraica GM 2015 | Sao Paulo BRA | 6.5 | Mateus Nakajo Mendonca | Sandro Mareco | 1/2-1/2 | 35 | Open |
| 910 | 2015-06-08 | VIII Hebraica GM 2015 | Sao Paulo BRA | 5.2 | Sandro Mareco | Neuris Delgado Ramirez | 1-0 | 62 | Open |
| 911 | 2015-06-07 | VIII Hebraica GM 2015 | Sao Paulo BRA | 4.4 | Bernardo Vainzoff Sztokbant | Sandro Mareco | 1/2-1/2 | 62 | Open |
| 912 | 2015-06-06 | VIII Hebraica GM 2015 | Sao Paulo BRA | 3.3 | Sandro Mareco | Luis Paulo Supi | 1/2-1/2 | 58 | Open |
| 913 | 2015-06-06 | VIII Hebraica GM 2015 | Sao Paulo BRA | 2.3 | Jose Cubas | Sandro Mareco | 0-1 | 35 | Open |
| 914 | 2015-06-05 | VIII Hebraica GM 2015 | Sao Paulo BRA | 1.4 | Sandro Mareco | Roberto Junio Brito Molina | 0-1 | 37 | Open |
| 915 | 2015-05-24 | 10th American Continental | Montevideo URU | 11.1 | Sandro Mareco | Diego Flores | 1/2-1/2 | 10 | Open |
| 916 | 2015-05-23 | 10th American Continental | Montevideo URU | 10.1 | Jorge Cori | Sandro Mareco | 0-1 | 45 | Open |
| 917 | 2015-05-22 | 10th American Continental | Montevideo URU | 9.5 | Sandro Mareco | Diego Rafael Di Berardino | 1-0 | 50 | Open |
| 918 | 2015-05-21 | 10th American Continental | Montevideo URU | 8.9 | Cristobal Henriquez Villagra | Sandro Mareco | 0-1 | 43 | Open |
| 919 | 2015-05-20 | 10th American Continental | Montevideo URU | 7.8 | Sandro Mareco | Federico Perez Ponsa | 1/2-1/2 | 18 | Open |
| 920 | 2015-05-19 | 10th American Continental | Montevideo URU | 6.12 | Evandro Amorim Barbosa | Sandro Mareco | 0-1 | 73 | Open |
| 921 | 2015-05-18 | 10th American Continental | Montevideo URU | 5.6 | Sandro Mareco | Alexander Shabalov | 1/2-1/2 | 13 | Open |
| 922 | 2015-05-17 | 10th American Continental | Montevideo URU | 4.4 | Yago De Moura Santiago | Sandro Mareco | 1-0 | 59 | Open |
| 923 | 2015-05-17 | 10th American Continental | Montevideo URU | 3.8 | Sandro Mareco | Deysi Cori T. | 1-0 | 44 | Open |
| 924 | 2015-05-16 | 10th American Continental | Montevideo URU | 2.9 | Fernando Valenzuela Gomez | Sandro Mareco | 0-1 | 21 | Open |
| 925 | 2015-05-15 | 10th American Continental | Montevideo URU | 1.1 | Sandro Mareco | Paulo Virgilio Rios Rodriguez | 1-0 | 34 | Open |
| 926 | 2015-05-03 | Zonal 2.5 2015 | Asuncion PAR | 9.1 | Ruben Felgaer | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 927 | 2015-05-02 | Zonal 2.5 2015 | Asuncion PAR | 8.1 | Neuris Delgado Ramirez | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 928 | 2015-05-01 | Zonal 2.5 2015 | Asuncion PAR | 7.1 | Sandro Mareco | Pablo Salinas Herrera | 1/2-1/2 | 35 | Open |
| 929 | 2015-04-30 | Zonal 2.5 2015 | Asuncion PAR | 6.1 | Sandro Mareco | Diego Flores | 1-0 | 37 | Open |
| 930 | 2015-04-30 | Zonal 2.5 2015 | Asuncion PAR | 5.1 | Federico Perez Ponsa | Sandro Mareco | 1/2-1/2 | 17 | Open |
| 931 | 2015-04-29 | Zonal 2.5 2015 | Asuncion PAR | 4.1 | Sandro Mareco | Cristobal Henriquez Villagra | 1-0 | 56 | Open |
| 932 | 2015-04-28 | Zonal 2.5 2015 | Asuncion PAR | 3.3 | Andres Rodriguez Vila | Sandro Mareco | 0-1 | 35 | Open |
| 933 | 2015-04-28 | Zonal 2.5 2015 | Asuncion PAR | 2.4 | Sandro Mareco | Tomas Sosa | 1-0 | 30 | Open |
| 934 | 2015-04-27 | Zonal 2.5 2015 | Asuncion PAR | 1.4 | Alejandro A. Riline Orso | Sandro Mareco | 0-1 | 43 | Open |
| 935 | 2015-03-06 | 31st Cappelle Open 2015 | Cappelle la Grande FRA | 8.11 | Sandro Mareco | Julen Luis Arizmendi Martinez | 1/2-1/2 | 25 | Open |
| 936 | 2015-03-03 | 31st Cappelle Open 2015 | Cappelle la Grande FRA | 5.12 | Vladimir Petkov | Sandro Mareco | 1/2-1/2 | 52 | Open |
| 937 | 2015-02-26 | 14th Rochefort Open 2015 | Rochefort FRA | 8.5 | Sandro Mareco | Yiye Wang | 0-1 | 55 | Open |
| 938 | 2015-02-25 | 14th Rochefort Open 2015 | Rochefort FRA | 7.5 | Leandro Krysa | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 939 | 2015-02-24 | 14th Rochefort Open 2015 | Rochefort FRA | 6.3 | Sandro Mareco | Borya Ider | 1/2-1/2 | 29 | Open |
| 940 | 2015-02-22 | 14th Rochefort Open 2015 | Rochefort FRA | 3.1 | Xavier Bedouin | Sandro Mareco | 1/2-1/2 | 51 | Open |
| 941 | 2015-02-22 | 14th Rochefort Open 2015 | Rochefort FRA | 2.2 | Sandro Mareco | Jose Rafael Sequera Paolini | 0-1 | 37 | Open |
| 942 | 2015-02-21 | 14th Rochefort Open 2015 | Rochefort FRA | 1.2 | Herve Daurelle | Sandro Mareco | 0-1 | 32 | Open |
| 943 | 2015-02-20 | Graz Open A 2015 | Graz AUT | 9.6 | Benjamin Gledura | Sandro Mareco | 0-1 | 47 | Open |
| 944 | 2015-02-19 | Graz Open A 2015 | Graz AUT | 8.1 | Sandro Mareco | Bartosz Socko | 0-1 | 40 | Open |
| 945 | 2015-02-18 | Graz Open A 2015 | Graz AUT | 7.3 | Sandro Mareco | Peter Schreiner | 1-0 | 43 | Open |
| 946 | 2015-02-17 | Graz Open A 2015 | Graz AUT | 6.6 | Bence Korpa | Sandro Mareco | 0-1 | 40 | Open |
| 947 | 2015-02-16 | Graz Open A 2015 | Graz AUT | 5.5 | Sandro Mareco | Edin Pezerovic | 1/2-1/2 | 44 | Open |
| 948 | 2015-02-15 | Graz Open A 2015 | Graz AUT | 4.3 | Monika Socko | Sandro Mareco | 1-0 | 36 | Open |
| 949 | 2015-02-15 | Graz Open A 2015 | Graz AUT | 3.3 | Sandro Mareco | Fabrizio Bellia | 1-0 | 53 | Open |
| 950 | 2015-02-14 | Graz Open A 2015 | Graz AUT | 2.3 | Valentin Dragnev | Sandro Mareco | 0-1 | 40 | Open |
| 951 | 2015-02-13 | Graz Open A 2015 | Graz AUT | 1.4 | Sandro Mareco | 1600060 | 1-0 | 21 | Open |
| 952 | 2015-02-05 | Gibraltar Masters 2015 | Caleta ENG | 10.17 | Gil Popilski | Sandro Mareco | 1/2-1/2 | 68 | Open |
| 953 | 2015-02-04 | Gibraltar Masters 2015 | Caleta ENG | 9.5 | Nikita Vitiugov | Sandro Mareco | 1-0 | 61 | Open |
| 954 | 2015-02-03 | Gibraltar Masters 2015 | Caleta ENG | 8.15 | Sandro Mareco | Vishnu Prasanna. V | 1-0 | 44 | Open |
| 955 | 2015-02-02 | Gibraltar Masters 2015 | Caleta ENG | 7.21 | Sandro Mareco | Pontus Carlsson | 1-0 | 44 | Open |
| 956 | 2015-02-01 | Gibraltar Masters 2015 | Caleta ENG | 6.6 | Yifan Hou | Sandro Mareco | 1-0 | 42 | Open |
| 957 | 2015-01-31 | Gibraltar Masters 2015 | Caleta ENG | 5.23 | Sandro Mareco | Rasmus Svane | 1-0 | 54 | Open |
| 958 | 2015-01-30 | Gibraltar Masters 2015 | Caleta ENG | 4.21 | Victor Plotkin | Sandro Mareco | 1/2-1/2 | 61 | Open |
| 959 | 2015-01-29 | Gibraltar Masters 2015 | Caleta ENG | 3.31 | Sandro Mareco | Yago De Moura Santiago | 0-1 | 36 | Open |
| 960 | 2015-01-28 | Gibraltar Masters 2015 | Caleta ENG | 2.34 | Rout Padmini | Sandro Mareco | 1/2-1/2 | 0 | Open |
| 961 | 2015-01-27 | Gibraltar Masters 2015 | Caleta ENG | 1.35 | Sandro Mareco | German Schneider | 1-0 | 31 | Open |
| 962 | 2015-01-11 | Zicosur Open 2015 | Antofagasta CHI | 10.5 | Sandro Mareco | Cristobal Henriquez Villagra | 1-0 | 34 | Open |
| 963 | 2015-01-09 | Zicosur Open 2015 | Antofagasta CHI | 7.3 | Jorge Cori | Sandro Mareco | 1/2-1/2 | 36 | Open |
| 964 | 2015-01-08 | Zicosur Open 2015 | Antofagasta CHI | 6.2 | Sandro Mareco | Rodrigo Vasquez Schroeder | 1/2-1/2 | 27 | Open |
| 965 | 2015-01-06 | Zicosur Open 2015 | Antofagasta CHI | 3.4 | Hernan Castillo Palma | Sandro Mareco | 0-1 | 30 | Open |
| 966 | 2015-01-06 | Zicosur Open 2015 | Antofagasta CHI | 2.6 | Sandro Mareco | Jose Soza de la Carrera | 1-0 | 37 | Open |
| 967 | 2015-01-05 | Zicosur Open 2015 | Antofagasta CHI | 1.6 | Julio Henriquez Acuna | Sandro Mareco | 0-1 | 56 | Open |
| 968 | 2014-12-21 | Norberto La Porta Cup | Buenos Aires ARG | 9.1 | Sandro Mareco | Juan Manuel Gaitan | 1-0 | 43 | Open |
| 969 | 2014-12-20 | Norberto La Porta Cup | Buenos Aires ARG | 8.1 | Sandro Mareco | Andres Rodriguez Vila | 1/2-1/2 | 30 | Open |
| 970 | 2014-12-19 | Norberto La Porta Cup | Buenos Aires ARG | 7.1 | Cristian Dolezal | Sandro Mareco | 0-1 | 105 | Open |
| 971 | 2014-12-18 | Norberto La Porta Cup | Buenos Aires ARG | 6.1 | Sandro Mareco | Andres Carlos Obregon | 1-0 | 30 | Open |
| 972 | 2014-12-17 | Norberto La Porta Cup | Buenos Aires ARG | 5.1 | Horacio Saldano Dayer | Sandro Mareco | 0-1 | 33 | Open |
| 973 | 2014-12-16 | Norberto La Porta Cup | Buenos Aires ARG | 4.1 | Sandro Mareco | Ariel Sorin | 1-0 | 33 | Open |
| 974 | 2014-12-15 | Norberto La Porta Cup | Buenos Aires ARG | 3.1 | Maximiliano Perez | Sandro Mareco | 0-1 | 59 | Open |
| 975 | 2014-12-14 | Norberto La Porta Cup | Buenos Aires ARG | 2.2 | Sandro Mareco | Federico Ciurlanti | 1-0 | 29 | Open |
| 976 | 2014-12-13 | Norberto La Porta Cup | Buenos Aires ARG | 1.2 | Armando E. Radoszta | Sandro Mareco | 0-1 | 41 | Open |
| 977 | 2014-09-29 | Durban Open 2014 | Durban RSA | 11.6 | Bui Vinh | Sandro Mareco | 1-0 | 35 | Open |
| 978 | 2014-09-28 | Durban Open 2014 | Durban RSA | 10.4 | Sandro Mareco | Vinay Bhat | 1/2-1/2 | 16 | Open |
| 979 | 2014-09-27 | Durban Open 2014 | Durban RSA | 9.3 | Sahaj Grover | Sandro Mareco | 1-0 | 25 | Open |
| 980 | 2014-09-26 | Durban Open 2014 | Durban RSA | 8.5 | Sandro Mareco | Meylis Annaberdiyev | 1-0 | 50 | Open |
| 981 | 2014-09-25 | Durban Open 2014 | Durban RSA | 7.2 | Gilberto Hernandez Guerrero | Sandro Mareco | 1/2-1/2 | 26 | Open |
| 982 | 2014-09-23 | Durban Open 2014 | Durban RSA | 6.7 | Sandro Mareco | Andrew Peredun | 1-0 | 55 | Open |
| 983 | 2014-09-23 | Durban Open 2014 | Durban RSA | 5.5 | Mark Rubery | Sandro Mareco | 1/2-1/2 | 0 | Open |
| 984 | 2014-09-22 | Durban Open 2014 | Durban RSA | 4.2 | Sandro Mareco | Nikolay Noritsyn | 0-1 | 35 | Open |
| 985 | 2014-09-21 | Durban Open 2014 | Durban RSA | 3.3 | Merijn Van Delft | Sandro Mareco | 0-1 | 0 | Open |
| 986 | 2014-09-21 | Durban Open 2014 | Durban RSA | 2.6 | Sandro Mareco | Khaled Mona | 1-0 | 34 | Open |
| 987 | 2014-09-20 | Durban Open 2014 | Durban RSA | 1.4 | Andre Nel | Sandro Mareco | 0-1 | 39 | Open |
| 988 | 2014-08-14 | 41st Olympiad Open 2014 | Tromso NOR | 11.16 | Sandro Mareco | Mohammed Al-Sayed | 1/2-1/2 | 66 | Open |
| 989 | 2014-08-12 | 41st Olympiad Open 2014 | Tromso NOR | 10.6 | Sandro Mareco | Alexander Onischuk | 1/2-1/2 | 51 | Open |
| 990 | 2014-08-11 | 41st Olympiad Open 2014 | Tromso NOR | 9.8 | S.P. Sethuraman | Sandro Mareco | 1/2-1/2 | 55 | Open |
| 991 | 2014-08-10 | 41st Olympiad Open 2014 | Tromso NOR | 8.14 | Alexander G Beliavsky | Sandro Mareco | 1/2-1/2 | 49 | Open |
| 992 | 2014-08-09 | 41st Olympiad Open 2014 | Tromso NOR | 7.23 | Sandro Mareco | Nicolas Lopez Azambuja | 1-0 | 72 | Open |
| 993 | 2014-08-08 | 41st Olympiad Open 2014 | Tromso NOR | 6.32 | Sandro Mareco | Trajko Nedev | 1-0 | 41 | Open |
| 994 | 2014-08-06 | 41st Olympiad Open 2014 | Tromso NOR | 5.12 | Sandro Mareco | Etienne Bacrot | 1/2-1/2 | 90 | Open |
| 995 | 2014-08-05 | 41st Olympiad Open 2014 | Tromso NOR | 4.16 | Ioannis Papaioannou | Sandro Mareco | 1/2-1/2 | 70 | Open |
| 996 | 2014-08-04 | 41st Olympiad Open 2014 | Tromso NOR | 3.26 | Sameer Mansour | Sandro Mareco | 0-1 | 31 | Open |
| 997 | 2014-08-02 | 41st Olympiad Open 2014 | Tromso NOR | 1.34 | Fabian Ferster | Sandro Mareco | 0-1 | 34 | Open |
| 998 | 2014-07-19 | 89th ch-ARG 2014 | Saenz Pena ARG | 13.4 | Sandro Mareco | Ernesto Real De Azua | 1-0 | 28 | Open |
| 999 | 2014-07-18 | 89th ch-ARG 2014 | Saenz Pena ARG | 12.4 | Andres Carlos Obregon | Sandro Mareco | 1/2-1/2 | 13 | Open |
| 1000 | 2014-07-17 | 89th ch-ARG 2014 | Saenz Pena ARG | 11.5 | Sandro Mareco | Sebastian Dario Iermito | 1/2-1/2 | 89 | Open |
| 1001 | 2014-07-16 | 89th ch-ARG 2014 | Saenz Pena ARG | 10.3 | Alessandro Manzone | Sandro Mareco | 1/2-1/2 | 13 | Open |
| 1002 | 2014-07-15 | 89th ch-ARG 2014 | Saenz Pena ARG | 9.6 | Sandro Mareco | Gustavo Mahia | 1-0 | 31 | Open |
| 1003 | 2014-07-15 | 89th ch-ARG 2014 | Saenz Pena ARG | 8.2 | Mario Villanueva | Sandro Mareco | 1-0 | 33 | Open |
| 1004 | 2014-07-14 | 89th ch-ARG 2014 | Saenz Pena ARG | 7.7 | Sandro Mareco | Martin Lorenzini | 1-0 | 35 | Open |
| 1005 | 2014-07-13 | 89th ch-ARG 2014 | Saenz Pena ARG | 6.1 | Salvador Alonso | Sandro Mareco | 1-0 | 28 | Open |
| 1006 | 2014-07-12 | 89th ch-ARG 2014 | Saenz Pena ARG | 5.7 | Federico Perez Ponsa | Sandro Mareco | 1-0 | 44 | Open |
| 1007 | 2014-07-11 | 89th ch-ARG 2014 | Saenz Pena ARG | 4.2 | Sandro Mareco | Alan Pichot | 1/2-1/2 | 19 | Open |
| 1008 | 2014-07-11 | 89th ch-ARG 2014 | Saenz Pena ARG | 3.6 | Ruben Felgaer | Sandro Mareco | 1/2-1/2 | 40 | Open |
| 1009 | 2014-07-10 | 89th ch-ARG 2014 | Saenz Pena ARG | 2.3 | Sandro Mareco | Sergio Slipak | 1-0 | 45 | Open |
| 1010 | 2014-07-09 | 89th ch-ARG 2014 | Saenz Pena ARG | 1.5 | Lucas Liascovich | Sandro Mareco | 1/2-1/2 | 100 | Open |
| 1011 | 2014-04-17 | 45th Marcel Duchamp Open 2014 | Mar del Plata ARG | 7.1 | Sandro Mareco | Yago De Moura Santiago | 1/2-1/2 | 35 | Open |
| 1012 | 2014-04-16 | 45th Marcel Duchamp Open 2014 | Mar del Plata ARG | 6.1 | Salvador Alonso | Sandro Mareco | 1/2-1/2 | 19 | Open |
| 1013 | 2014-04-15 | 45th Marcel Duchamp Open 2014 | Mar del Plata ARG | 5.1 | Sandro Mareco | Andres Rodriguez Vila | 1-0 | 40 | Open |
| 1014 | 2014-04-14 | 45th Marcel Duchamp Open 2014 | Mar del Plata ARG | 4.1 | Jacques Blit | Sandro Mareco | 0-1 | 28 | Open |
| 1015 | 2014-04-13 | 45th Marcel Duchamp Open 2014 | Mar del Plata ARG | 3.1 | Sandro Mareco | Sergio Arambel | 1-0 | 35 | Open |
| 1016 | 2014-04-13 | 45th Marcel Duchamp Open 2014 | Mar del Plata ARG | 2.1 | Gonzalo Gallego | Sandro Mareco | 0-1 | 32 | Open |
| 1017 | 2014-04-12 | 45th Marcel Duchamp Open 2014 | Mar del Plata ARG | 1.1 | Sandro Mareco | Gustavo Bacino | 1-0 | 36 | Open |
| 1018 | 2014-03-23 | II Copa Cidade de Vitoria | Vitoria BRA | 7.1 | Yago De Moura Santiago | Sandro Mareco | 1/2-1/2 | 20 | Open |
| 1019 | 2014-03-23 | II Copa Cidade de Vitoria | Vitoria BRA | 6.2 | Sandro Mareco | Roberto Junio Brito Molina | 1-0 | 29 | Open |
| 1020 | 2014-03-22 | II Copa Cidade de Vitoria | Vitoria BRA | 5.2 | Alvaro Z. Aranha Filho | Sandro Mareco | 0-1 | 36 | Open |
| 1021 | 2014-03-22 | II Copa Cidade de Vitoria | Vitoria BRA | 4.2 | Sandro Mareco | Luis Ernesto Rodi | 1/2-1/2 | 28 | Open |
| 1022 | 2014-03-21 | II Copa Cidade de Vitoria | Vitoria BRA | 3.1 | Leandro Perdomo | Sandro Mareco | 1/2-1/2 | 34 | Open |
| 1023 | 2014-03-21 | II Copa Cidade de Vitoria | Vitoria BRA | 2.1 | Sandro Mareco | Luis Paulo Supi | 1-0 | 45 | Open |
| 1024 | 2014-03-20 | II Copa Cidade de Vitoria | Vitoria BRA | 1.1 | Jose Stenio Ferreira Luz | Sandro Mareco | 0-1 | 20 | Open |
| 1025 | 2014-02-08 | TCh-CAT 2014 | Catalonia ESP | 3.1 | Joan Carlos Montell Lorenzo | Sandro Mareco | 0-1 | 30 | Open |
| 1026 | 2014-02-06 | Gibraltar Masters 2014 | Caleta ENG | 10.8 | Maxim Rodshtein | Sandro Mareco | 1-0 | 39 | Open |
| 1027 | 2014-02-05 | Gibraltar Masters 2014 | Caleta ENG | 9.2 | Sandro Mareco | David Pardo Simon | 1-0 | 44 | Open |
| 1028 | 2014-02-04 | Gibraltar Masters 2014 | Caleta ENG | 8.14 | Zhongyi Tan | Sandro Mareco | 1/2-1/2 | 40 | Open |
| 1029 | 2014-02-03 | Gibraltar Masters 2014 | Caleta ENG | 7.2 | Sandro Mareco | Jayaram Ashwin | 1-0 | 62 | Open |
| 1030 | 2014-02-02 | Gibraltar Masters 2014 | Caleta ENG | 6.5 | Michael Adams | Sandro Mareco | 1-0 | 47 | Open |
| 1031 | 2014-02-01 | Gibraltar Masters 2014 | Caleta ENG | 5.2 | Maxime Vachier-Lagrave | Sandro Mareco | 1-0 | 37 | Open |
| 1032 | 2014-01-31 | Gibraltar Masters 2014 | Caleta ENG | 4.3 | Sandro Mareco | David Navara | 1-0 | 36 | Open |
| 1033 | 2014-01-30 | Gibraltar Masters 2014 | Caleta ENG | 3.17 | Sandro Mareco | Jovana Rapport | 1-0 | 49 | Open |
| 1034 | 2014-01-29 | Gibraltar Masters 2014 | Caleta ENG | 2.26 | Anastasia Savina | Sandro Mareco | 0-1 | 36 | Open |
| 1035 | 2014-01-28 | Gibraltar Masters 2014 | Caleta ENG | 1.3 | Sandro Mareco | Gerben Veltkamp | 1-0 | 27 | Open |
| 1036 | 2014-01-03 | Basel Master Open 2014 | Basel SUI | 4.7 | Sandro Mareco | Matthias Dann | 1/2-1/2 | 63 | Open |
| 1037 | 2014-01-02 | Basel Master Open 2014 | Basel SUI | 3.9 | Alina Kashlinskaya | Sandro Mareco | 1/2-1/2 | 29 | Open |
| 1038 | 2014-01-02 | Basel Master Open 2014 | Basel SUI | 2.9 | Sandro Mareco | Ido Ben Artzi | 1-0 | 38 | Open |
| 1039 | 2014-01-01 | Basel Master Open 2014 | Basel SUI | 1.9 | Felix Beyer | Sandro Mareco | 0-1 | 41 | Open |
| 1040 | 2013-12-30 | 37th Zurich Christmas 2013 | Zurich SUI | 7.1 | Andreas Huss | Sandro Mareco | 1-0 | 47 | Open |
| 1041 | 2013-12-29 | 37th Zurich Christmas 2013 | Zurich SUI | 6.15 | Sandro Mareco | Harry Gohil | 1-0 | 49 | Open |
| 1042 | 2013-12-29 | 37th Zurich Christmas 2013 | Zurich SUI | 5.8 | Dusan Lekic | Sandro Mareco | 1-0 | 82 | Open |
| 1043 | 2013-12-28 | 37th Zurich Christmas 2013 | Zurich SUI | 4.5 | Sandro Mareco | Evgeny Alekseev | 1/2-1/2 | 20 | Open |
| 1044 | 2013-10-17 | Indonesia Open 2013 | Jakarta INA | 11.4 | Abhijeet Gupta | Sandro Mareco | 1-0 | 29 | Open |
| 1045 | 2013-10-16 | Indonesia Open 2013 | Jakarta INA | 9.3 | Sandro Mareco | Thien Hai Dao | 1/2-1/2 | 51 | Open |
| 1046 | 2013-10-16 | Indonesia Open 2013 | Jakarta INA | 10.3 | Sandro Mareco | Nigel D Short | 1/2-1/2 | 48 | Open |
| 1047 | 2013-10-15 | Indonesia Open 2013 | Jakarta INA | 8.1 | Aleksey Dreev | Sandro Mareco | 1/2-1/2 | 42 | Open |
| 1048 | 2013-10-14 | Indonesia Open 2013 | Jakarta INA | 7.2 | Ivan Ivanisevic | Sandro Mareco | 0-1 | 33 | Open |
| 1049 | 2013-10-14 | Indonesia Open 2013 | Jakarta INA | 6.2 | Sandro Mareco | Surya Shekhar Ganguly | 1/2-1/2 | 39 | Open |
| 1050 | 2013-10-13 | Indonesia Open 2013 | Jakarta INA | 5.11 | Sandro Mareco | Tirta Chandra Purnama | 1-0 | 28 | Open |
| 1051 | 2013-10-12 | Indonesia Open 2013 | Jakarta INA | 4.2 | Alexander Moiseenko | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 1052 | 2013-10-12 | Indonesia Open 2013 | Jakarta INA | 3.14 | Sandro Mareco | Irwanto Sadikin The | 1-0 | 39 | Open |
| 1053 | 2013-10-11 | Indonesia Open 2013 | Jakarta INA | 2.26 | Hasian Panggabean | Sandro Mareco | 0-1 | 50 | Open |
| 1054 | 2013-10-10 | Indonesia Open 2013 | Jakarta INA | 1.16 | Sandro Mareco | Maria Manakova | 1/2-1/2 | 80 | Open |
| 1055 | 2013-09-07 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 13.7 | Federico Perez Ponsa | Sandro Mareco | 1/2-1/2 | 14 | Open |
| 1056 | 2013-09-06 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 12.2 | Sandro Mareco | Kevin Paveto | 0-1 | 61 | Open |
| 1057 | 2013-09-05 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 11.6 | Lucas Liascovich | Sandro Mareco | 1/2-1/2 | 36 | Open |
| 1058 | 2013-09-04 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 10.3 | Sandro Mareco | Diego Valerga | 1/2-1/2 | 20 | Open |
| 1059 | 2013-09-03 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 9.5 | Leonardo Tristan | Sandro Mareco | 1/2-1/2 | 45 | Open |
| 1060 | 2013-09-02 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 8.4 | Sandro Mareco | Leandro Krysa | 1/2-1/2 | 15 | Open |
| 1061 | 2013-09-01 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 7.4 | Fernando Peralta | Sandro Mareco | 1/2-1/2 | 30 | Open |
| 1062 | 2013-08-30 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 6.5 | Sandro Mareco | Diego Flores | 1/2-1/2 | 51 | Open |
| 1063 | 2013-08-29 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 5.3 | Sergio Slipak | Sandro Mareco | 0-1 | 38 | Open |
| 1064 | 2013-08-28 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 4.6 | Sandro Mareco | Martin Lorenzini | 1-0 | 37 | Open |
| 1065 | 2013-08-27 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 3.2 | Sebastian Dario Iermito | Sandro Mareco | 1/2-1/2 | 21 | Open |
| 1066 | 2013-08-26 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 2.7 | Sandro Mareco | Facundo Pierrot | 1-0 | 40 | Open |
| 1067 | 2013-08-25 | 88th ch-ARG Superior 2013 | Resistance/Saenz Pena ARG | 1.1 | Sandro Mareco | Ruben Felgaer | 1/2-1/2 | 31 | Open |
| 1068 | 2013-08-12 | FIDE World Cup 2013 | Tromso NOR | 2.25 | Sandro Mareco | David Navara | 1/2-1/2 | 32 | Open |
| 1069 | 2013-08-12 | FIDE World Cup 2013 | Tromso NOR | 1.2 | Sandro Mareco | David Navara | 1/2-1/2 | 32 | Open |
| 1070 | 2013-08-11 | FIDE World Cup 2013 | Tromso NOR | 1.25 | David Navara | Sandro Mareco | 1-0 | 41 | Open |
| 1071 | 2013-08-11 | FIDE World Cup 2013 | Tromso NOR | 1.1 | David Navara | Sandro Mareco | 1-0 | 41 | Open |
| 1072 | 2013-08-03 | 9th Ribeira Valley Open 2013 | Registro BRA | 9.1 | Sandro Mareco | Krikor Sevag Mekhitarian | 1/2-1/2 | 49 | Open |
| 1073 | 2013-08-02 | 9th Ribeira Valley Open 2013 | Registro BRA | 8.1 | Neuris Delgado Ramirez | Sandro Mareco | 1/2-1/2 | 27 | Open |
| 1074 | 2013-08-02 | 9th Ribeira Valley Open 2013 | Registro BRA | 7.4 | Sandro Mareco | German Della Morte | 1-0 | 32 | Open |
| 1075 | 2013-08-01 | 9th Ribeira Valley Open 2013 | Registro BRA | 6.3 | Jomar Egoroff | Sandro Mareco | 1/2-1/2 | 21 | Open |
| 1076 | 2013-08-01 | 9th Ribeira Valley Open 2013 | Registro BRA | 5.3 | Sandro Mareco | Daniel Fernandez | 1/2-1/2 | 71 | Open |
| 1077 | 2013-07-31 | 9th Ribeira Valley Open 2013 | Registro BRA | 4.4 | Sandro Mareco | Bernardo Vainzoff Sztokbant | 1-0 | 28 | Open |
| 1078 | 2013-07-31 | 9th Ribeira Valley Open 2013 | Registro BRA | 3.2 | Luis Paulo Supi | Sandro Mareco | 1/2-1/2 | 44 | Open |
| 1079 | 2013-07-30 | 9th Ribeira Valley Open 2013 | Registro BRA | 2.2 | Sandro Mareco | Guilherme Vilela Rezende | 1-0 | 22 | Open |
| 1080 | 2013-07-30 | 9th Ribeira Valley Open 2013 | Registro BRA | 1.2 | Fernando Celso Poiani | Sandro Mareco | 0-1 | 34 | Open |
| 1081 | 2013-07-28 | III Brazil Maringa Open | Maringa BRA | 8.1 | Axel Bachmann | Sandro Mareco | 1/2-1/2 | 51 | Open |
| 1082 | 2013-07-27 | III Brazil Maringa Open | Maringa BRA | 7.1 | Sandro Mareco | Renato R. Quintiliano | 1-0 | 39 | Open |
| 1083 | 2013-07-27 | III Brazil Maringa Open | Maringa BRA | 6.1 | Neuris Delgado Ramirez | Sandro Mareco | 0-1 | 36 | Open |
| 1084 | 2013-07-26 | III Brazil Maringa Open | Maringa BRA | 5.2 | Sandro Mareco | Daniel Fernandez | 1-0 | 38 | Open |
| 1085 | 2013-07-26 | III Brazil Maringa Open | Maringa BRA | 4.2 | Marcel Heimar Ribeiro Utiyama | Sandro Mareco | 0-1 | 29 | Open |
| 1086 | 2013-07-25 | III Brazil Maringa Open | Maringa BRA | 3.2 | Sandro Mareco | Guilherme Vilela Rezende | 1-0 | 21 | Open |
| 1087 | 2013-07-25 | III Brazil Maringa Open | Maringa BRA | 2.2 | Donaldo Fischer Junior | Sandro Mareco | 0-1 | 32 | Open |
| 1088 | 2013-07-24 | III Brazil Maringa Open | Maringa BRA | 1.2 | Sandro Mareco | Carine Katia Campestrini | 1-0 | 23 | Open |
| 1089 | 2013-06-27 | 7th Varna Open 2013 | Varna BUL | 9.5 | Shah Sagar | Sandro Mareco | 0-1 | 40 | Open |
| 1090 | 2013-06-26 | 7th Varna Open 2013 | Varna BUL | 8.3 | Sandro Mareco | Petar Drenchev | 1/2-1/2 | 29 | Open |
| 1091 | 2013-06-25 | 7th Varna Open 2013 | Varna BUL | 7.6 | Sandro Mareco | Luiz Guilherme Aurelli Abdalla | 1-0 | 24 | Open |
| 1092 | 2013-06-24 | 7th Varna Open 2013 | Varna BUL | 6.2 | G. Petar Arnaudov | Sandro Mareco | 1-0 | 60 | Open |
| 1093 | 2013-06-23 | 7th Varna Open 2013 | Varna BUL | 5.5 | Igor Belov | Sandro Mareco | 0-1 | 45 | Open |
| 1094 | 2013-06-22 | 7th Varna Open 2013 | Varna BUL | 4.9 | Sandro Mareco | Liuben Spassov | 1-0 | 85 | Open |
| 1095 | 2013-06-21 | 7th Varna Open 2013 | Varna BUL | 3.2 | Sandro Mareco | Evgeni Janev | 0-1 | 31 | Open |
| 1096 | 2013-06-20 | 7th Varna Open 2013 | Varna BUL | 2.4 | Valentin Panbukchian | Sandro Mareco | 0-1 | 44 | Open |
| 1097 | 2013-06-19 | 7th Varna Open 2013 | Varna BUL | 1.4 | Sandro Mareco | Martin Petrov | 1-0 | 68 | Open |
| 1098 | 2013-06-17 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 8.32 | Sandro Mareco | Chithambaram VR. Aravindh | 1-0 | 38 | Open |
| 1099 | 2013-06-16 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 7.16 | Mary Ann Gomes | Sandro Mareco | 1-0 | 45 | Open |
| 1100 | 2013-06-15 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 6.8 | Sandro Mareco | Vitaliy Bernadskiy | 0-1 | 32 | Open |
| 1101 | 2013-06-14 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 5.3 | Nijat Abasov | Sandro Mareco | 1/2-1/2 | 20 | Open |
| 1102 | 2013-06-13 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 4.11 | Sandro Mareco | Srinath Narayanan | 1-0 | 43 | Open |
| 1103 | 2013-06-12 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 3.7 | Zurab Javakhadze | Sandro Mareco | 1/2-1/2 | 35 | Open |
| 1104 | 2013-06-11 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 2.13 | Sandro Mareco | Tiberiu-Marian Georgescu | 1-0 | 47 | Open |
| 1105 | 2013-06-10 | 2nd Grand Europe Open 2013 | Golden Sands BUL | 1.15 | Alexander A. Yakimenko | Sandro Mareco | 0-1 | 29 | Open |
| 1106 | 2013-06-09 | Grand Europe Open Albena | Albena BUL | 9.4 | Vasil Spasov | Sandro Mareco | 1/2-1/2 | 32 | Open |
| 1107 | 2013-06-08 | Grand Europe Open Albena | Albena BUL | 8.9 | Irine Kharisma Sukandar | Sandro Mareco | 0-1 | 32 | Open |
| 1108 | 2013-06-07 | Grand Europe Open Albena | Albena BUL | 7.6 | Sandro Mareco | Mhamal Anurag | 1/2-1/2 | 22 | Open |
| 1109 | 2013-06-06 | Grand Europe Open Albena | Albena BUL | 6.1 | Tigran L. Petrosian | Sandro Mareco | 1-0 | 32 | Open |
| 1110 | 2013-06-05 | Grand Europe Open Albena | Albena BUL | 5.1 | Sandro Mareco | Vishnu Prasanna. V | 1/2-1/2 | 29 | Open |
| 1111 | 2013-06-04 | Grand Europe Open Albena | Albena BUL | 4.1 | Sandro Mareco | Constantin Lupulescu | 1-0 | 54 | Open |
| 1112 | 2013-06-03 | Grand Europe Open Albena | Albena BUL | 3.7 | Roberto Junio Brito Molina | Sandro Mareco | 0-1 | 65 | Open |
| 1113 | 2013-06-02 | Grand Europe Open Albena | Albena BUL | 2.1 | Sandro Mareco | Ogulcan Kanmazalp | 1-0 | 41 | Open |
| 1114 | 2013-06-01 | Grand Europe Open Albena | Albena BUL | 1.14 | Hristo Ivelinov | Sandro Mareco | 0-1 | 41 | Open |
| 1115 | 2013-04-25 | Zonal 2.5 2013 | Montevideo URU | 9.1 | Sandro Mareco | Ruben Felgaer | 1/2-1/2 | 65 | Open |
| 1116 | 2013-04-24 | Zonal 2.5 2013 | Montevideo URU | 8.2 | Sandro Mareco | Rodrigo Vasquez Schroeder | 1/2-1/2 | 32 | Open |
| 1117 | 2013-04-23 | Zonal 2.5 2013 | Montevideo URU | 7.3 | Antonio Almiron | Sandro Mareco | 0-1 | 28 | Open |
| 1118 | 2013-04-22 | Zonal 2.5 2013 | Montevideo URU | 6.5 | Sandro Mareco | Matias Latorre | 1-0 | 42 | Open |
| 1119 | 2013-04-22 | Zonal 2.5 2013 | Montevideo URU | 5.7 | Nicolas Lopez Azambuja | Sandro Mareco | 0-1 | 37 | Open |
| 1120 | 2013-04-21 | Zonal 2.5 2013 | Montevideo URU | 4.3 | Salvador Alonso | Sandro Mareco | 1-0 | 52 | Open |
| 1121 | 2013-04-20 | Zonal 2.5 2013 | Montevideo URU | 3.6 | Sandro Mareco | Paulo Jodorcovsky Werjivker | 1-0 | 18 | Open |
| 1122 | 2013-04-20 | Zonal 2.5 2013 | Montevideo URU | 2.3 | Claudio Coppola | Sandro Mareco | 1/2-1/2 | 41 | Open |
| 1123 | 2013-04-19 | Zonal 2.5 2013 | Montevideo URU | 1.3 | Sandro Mareco | Diego Carbone | 1-0 | 37 | Open |
| 1124 | 2013-04-12 | 87th ch-ARG 2013 | Villa Martelli ARG | 10.5 | Alan Pichot | Sandro Mareco | 0-1 | 23 | Open |
| 1125 | 2013-04-11 | 87th ch-ARG 2013 | Villa Martelli ARG | 9.5 | Sandro Mareco | Ernesto Real De Azua | 1/2-1/2 | 22 | Open |
| 1126 | 2013-04-10 | 87th ch-ARG 2013 | Villa Martelli ARG | 8.5 | Gaston Fabian | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 1127 | 2013-04-09 | 87th ch-ARG 2013 | Villa Martelli ARG | 7.3 | Sandro Mareco | 101150 | 1/2-1/2 | 40 | Open |
| 1128 | 2013-04-08 | 87th ch-ARG 2013 | Villa Martelli ARG | 6.2 | Gustavo Mahia | Sandro Mareco | 1/2-1/2 | 22 | Open |
| 1129 | 2013-04-07 | 87th ch-ARG 2013 | Villa Martelli ARG | 5.2 | Sandro Mareco | Leandro Krysa | 1/2-1/2 | 49 | Open |
| 1130 | 2013-04-06 | 87th ch-ARG 2013 | Villa Martelli ARG | 4.3 | Mario Villanueva | Sandro Mareco | 1/2-1/2 | 25 | Open |
| 1131 | 2013-04-05 | 87th ch-ARG 2013 | Villa Martelli ARG | 3.5 | Sandro Mareco | 100099 | 1-0 | 42 | Open |
| 1132 | 2013-04-04 | 87th ch-ARG 2013 | Villa Martelli ARG | 2.13 | Raul Rivero | Sandro Mareco | 0-1 | 40 | Open |
| 1133 | 2013-04-03 | 87th ch-ARG 2013 | Villa Martelli ARG | 1.2 | Sandro Mareco | Dario Pineiro | 1/2-1/2 | 52 | Open |
| 1134 | 2013-03-29 | 44th Marcel Duchamp | Buenos Aires ARG | 8.4 | Alan Pichot | Sandro Mareco | 0-1 | 56 | Open |
| 1135 | 2013-03-28 | 44th Marcel Duchamp | Buenos Aires ARG | 7.3 | Sandro Mareco | Sergio Slipak | 1/2-1/2 | 33 | Open |
| 1136 | 2013-03-27 | 44th Marcel Duchamp | Buenos Aires ARG | 6.1 | Federico Perez Ponsa | Sandro Mareco | 1-0 | 30 | Open |
| 1137 | 2013-03-26 | 44th Marcel Duchamp | Buenos Aires ARG | 5.1 | Sandro Mareco | Sebastian Dario Iermito | 1-0 | 21 | Open |
| 1138 | 2013-03-25 | 44th Marcel Duchamp | Buenos Aires ARG | 4.1 | Daniel Contin | Sandro Mareco | 0-1 | 37 | Open |
| 1139 | 2013-03-24 | 44th Marcel Duchamp | Buenos Aires ARG | 3.1 | Sandro Mareco | Juan Manuel Gaitan | 1-0 | 20 | Open |
| 1140 | 2013-03-24 | 44th Marcel Duchamp | Buenos Aires ARG | 2.1 | Roberto Goyeneche | Sandro Mareco | 0-1 | 48 | Open |
| 1141 | 2013-03-24 | 44th Marcel Duchamp | Buenos Aires ARG | 1.1 | Sandro Mareco | Victor Emmanuel Brizzi | 1-0 | 50 | Open |
| 1142 | 2012-12-27 | Norberto La Porta Open A | Buenos Aires ARG | 9 | Cristian Dolezal | Sandro Mareco | 1/2-1/2 | 33 | Open |
| 1143 | 2012-12-26 | Norberto La Porta Open A | Buenos Aires ARG | 8 | Sandro Mareco | Alan Pichot | 1-0 | 22 | Open |
| 1144 | 2012-12-22 | Norberto La Porta Open A | Buenos Aires ARG | 6 | Sandro Mareco | Diego Flores | 1/2-1/2 | 15 | Open |
| 1145 | 2012-12-20 | Norberto La Porta Open A | Buenos Aires ARG | 5 | Pablo Ricardi | Sandro Mareco | 1/2-1/2 | 16 | Open |
| 1146 | 2012-12-19 | Norberto La Porta Open A | Buenos Aires ARG | 4 | Sandro Mareco | Ariel Sorin | 1-0 | 29 | Open |
| 1147 | 2012-12-17 | Norberto La Porta Open A | Buenos Aires ARG | 3 | Gaston Fabian | Sandro Mareco | 0-1 | 36 | Open |
| 1148 | 2012-12-16 | Norberto La Porta Open A | Buenos Aires ARG | 2 | Sandro Mareco | Santiago Gimenez | 1-0 | 33 | Open |
| 1149 | 2012-12-15 | Norberto La Porta Open A | Buenos Aires ARG | 1 | Jose Felix Campos | Sandro Mareco | 0-1 | 24 | Open |
| 1150 | 2012-11-01 | 4th Marcel Duchamp GM | Buenos Aires ARG | 10 | Julio E Granda Zuniga | Sandro Mareco | 0-1 | 32 | Open |
| 1151 | 2012-10-31 | 4th Marcel Duchamp GM | Buenos Aires ARG | 9 | Sandro Mareco | Salvador Alonso | 1/2-1/2 | 21 | Open |
| 1152 | 2012-10-30 | 4th Marcel Duchamp GM | Buenos Aires ARG | 8 | Fernando Peralta | Sandro Mareco | 1/2-1/2 | 14 | Open |
| 1153 | 2012-10-29 | 4th Marcel Duchamp GM | Buenos Aires ARG | 7 | Sandro Mareco | Diego Flores | 1/2-1/2 | 56 | Open |
| 1154 | 2012-10-28 | 4th Marcel Duchamp GM | Buenos Aires ARG | 6 | Sandro Mareco | Ruben Felgaer | 0-1 | 34 | Open |
| 1155 | 2012-10-27 | 4th Marcel Duchamp GM | Buenos Aires ARG | 5 | Sandro Mareco | Julio E Granda Zuniga | 1/2-1/2 | 13 | Open |
| 1156 | 2012-10-26 | 4th Marcel Duchamp GM | Buenos Aires ARG | 4 | Salvador Alonso | Sandro Mareco | 1-0 | 58 | Open |
| 1157 | 2012-10-25 | 4th Marcel Duchamp GM | Buenos Aires ARG | 3 | Sandro Mareco | Fernando Peralta | 0-1 | 54 | Open |
| 1158 | 2012-10-24 | 4th Marcel Duchamp GM | Buenos Aires ARG | 2 | Diego Flores | Sandro Mareco | 1-0 | 45 | Open |
| 1159 | 2012-10-23 | 4th Marcel Duchamp GM | Buenos Aires ARG | 1 | Ruben Felgaer | Sandro Mareco | 1/2-1/2 | 28 | Open |
| 1160 | 2012-10-21 | 7th Americas Continental 2012 | Mar del Plata ARG | 11.6 | Sandro Mareco | Isan Reynaldo Ortiz Suarez | 1-0 | 55 | Open |
| 1161 | 2012-10-20 | 7th Americas Continental 2012 | Mar del Plata ARG | 10.6 | Leonardo Tristan | Sandro Mareco | 1/2-1/2 | 35 | Open |
| 1162 | 2012-10-19 | 7th Americas Continental 2012 | Mar del Plata ARG | 9.5 | Sandro Mareco | Eric Hansen | 1/2-1/2 | 34 | Open |
| 1163 | 2012-10-17 | 7th Americas Continental 2012 | Mar del Plata ARG | 8.6 | Robert Hungaski | Sandro Mareco | 1/2-1/2 | 50 | Open |
| 1164 | 2012-10-17 | 7th Americas Continental 2012 | Mar del Plata ARG | 7.9 | Sandro Mareco | Sergio Slipak | 1-0 | 48 | Open |
| 1165 | 2012-10-16 | 7th Americas Continental 2012 | Mar del Plata ARG | 6.13 | Pedro Henrique De Paiva | Sandro Mareco | 0-1 | 50 | Open |
| 1166 | 2012-10-15 | 7th Americas Continental 2012 | Mar del Plata ARG | 5.5 | Sandro Mareco | Diego Valerga | 0-1 | 43 | Open |
| 1167 | 2012-10-14 | 7th Americas Continental 2012 | Mar del Plata ARG | 4.5 | 101150 | Sandro Mareco | 1/2-1/2 | 24 | Open |
| 1168 | 2012-10-14 | 7th Americas Continental 2012 | Mar del Plata ARG | 3.5 | Sandro Mareco | 112593 | 1-0 | 12 | Open |
| 1169 | 2012-10-13 | 7th Americas Continental 2012 | Mar del Plata ARG | 2.7 | Dirceu Viana | Sandro Mareco | 0-1 | 80 | Open |
| 1170 | 2012-10-12 | 7th Americas Continental 2012 | Mar del Plata ARG | 1.7 | Sandro Mareco | Diego Salvati | 1-0 | 33 | Open |
| 1171 | 2012-09-09 | 40th Olympiad Open | Istanbul TUR | 11.5 | Jan Smeets | Sandro Mareco | 1/2-1/2 | 56 | Open |
| 1172 | 2012-09-07 | 40th Olympiad Open | Istanbul TUR | 10.2 | Dmitry Jakovenko | Sandro Mareco | 1/2-1/2 | 72 | Open |
| 1173 | 2012-09-06 | 40th Olympiad Open | Istanbul TUR | 9.7 | Sandro Mareco | Nikola Sedlak | 1/2-1/2 | 34 | Open |
| 1174 | 2012-09-04 | 40th Olympiad Open | Istanbul TUR | 7.6 | Abhijeet Gupta | Sandro Mareco | 1-0 | 69 | Open |
| 1175 | 2012-09-01 | 40th Olympiad Open | Istanbul TUR | 5.08 | Sandro Mareco | Bartlomiej Macieja | 0-1 | 36 | Open |
| 1176 | 2012-08-31 | 40th Olympiad Open | Istanbul TUR | 4.1 | Sandro Mareco | Jose Gonzalez Garcia | 1/2-1/2 | 30 | Open |
| 1177 | 2012-08-30 | 40th Olympiad Open | Istanbul TUR | 3.12 | Sandro Mareco | Eric Hansen | 1-0 | 29 | Open |
| 1178 | 2012-08-29 | 40th Olympiad Open | Istanbul TUR | 2.29 | Hjorvar Steinn Gretarsson | Sandro Mareco | 1/2-1/2 | 50 | Open |
| 1179 | 2012-08-28 | 40th Olympiad Open | Istanbul TUR | 1.27 | Phemelo Khetho | Sandro Mareco | 0-1 | 39 | Open |
| 1180 | 2012-08-12 | II Brazil Maringa Open | Maringa BRA | 9.4 | Sandro Mareco | Vitorio Chemin | 1-0 | 24 | Open |
| 1181 | 2012-08-12 | II Brazil Maringa Open | Maringa BRA | 8.1 | Mateus De Camargo | Sandro Mareco | 0-1 | 18 | Open |
| 1182 | 2012-08-11 | II Brazil Maringa Open | Maringa BRA | 7.1 | Sandro Mareco | Jose Cubas | 0-1 | 58 | Open |
| 1183 | 2012-08-11 | II Brazil Maringa Open | Maringa BRA | 6.2 | Sandro Mareco | Lidio Dias Delgado | 1/2-1/2 | 28 | Open |
| 1184 | 2012-08-10 | II Brazil Maringa Open | Maringa BRA | 5.3 | Renato R. Quintiliano | Sandro Mareco | 0-1 | 33 | Open |
| 1185 | 2012-08-10 | II Brazil Maringa Open | Maringa BRA | 4.8 | Sandro Mareco | Bernardo Vainzoff Sztokbant | 1-0 | 32 | Open |
| 1186 | 2012-08-09 | II Brazil Maringa Open | Maringa BRA | 3.1 | Andrey M. Souza Neves | Sandro Mareco | 1/2-1/2 | 64 | Open |
| 1187 | 2012-08-09 | II Brazil Maringa Open | Maringa BRA | 2.1 | Sandro Mareco | Guilherme Exterhotter Bastos | 1-0 | 45 | Open |
| 1188 | 2012-08-08 | II Brazil Maringa Open | Maringa BRA | 1.1 | Rafaela Beatriz Angelotti | Sandro Mareco | 0-1 | 31 | Open |
| 1189 | 2012-07-12 | 86th ch-ARG 2012 | La Plata ARG | 11.2 | Sandro Mareco | Ruben Felgaer | 1-0 | 36 | Open |
| 1190 | 2012-07-11 | 86th ch-ARG 2012 | La Plata ARG | 10.2 | Federico Perez Ponsa | Sandro Mareco | 1/2-1/2 | 46 | Open |
| 1191 | 2012-07-10 | 86th ch-ARG 2012 | La Plata ARG | 9.3 | Sandro Mareco | Gustavo Mahia | 1-0 | 58 | Open |
| 1192 | 2012-07-09 | 86th ch-ARG 2012 | La Plata ARG | 8.1 | Martin Lorenzini | Sandro Mareco | 1-0 | 103 | Open |
| 1193 | 2012-07-09 | 86th ch-ARG 2012 | La Plata ARG | 7.2 | Sandro Mareco | Pablo Ricardi | 1-0 | 29 | Open |
| 1194 | 2012-07-08 | 86th ch-ARG 2012 | La Plata ARG | 6.1 | Leandro Krysa | Sandro Mareco | 1/2-1/2 | 19 | Open |
| 1195 | 2012-07-07 | 86th ch-ARG 2012 | La Plata ARG | 5.3 | Sandro Mareco | 101150 | 1-0 | 35 | Open |
| 1196 | 2012-07-07 | 86th ch-ARG 2012 | La Plata ARG | 4.2 | Cristian Dolezal | Sandro Mareco | 1/2-1/2 | 44 | Open |
| 1197 | 2012-07-06 | 86th ch-ARG 2012 | La Plata ARG | 3.1 | Sandro Mareco | Leonardo Tristan | 1/2-1/2 | 37 | Open |
| 1198 | 2012-07-05 | 86th ch-ARG 2012 | La Plata ARG | 2.1 | Carolina Lujan | Sandro Mareco | 0-1 | 39 | Open |
| 1199 | 2012-07-04 | 86th ch-ARG 2012 | La Plata ARG | 1.1 | Sandro Mareco | Antonella Benedetti | 1-0 | 49 | Open |
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