Kacper Tomaszewski
Country
POL
Birth Year
1997
Gender
M
Title
FIDE Master
FIDE ID
1127373
FIDE Rating
2365
FIDE Rating Graph
Games
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-01-18 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.2 | Kamil Warchol | Kacper Tomaszewski | 1/2-1/2 | 19 | Open |
| 2 | 2026-01-04 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.2 | Kacper Tomaszewski | Marek Mica | 1-0 | 42 | Open |
| 3 | 2025-12-07 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.2 | Radoslaw Barski | Kacper Tomaszewski | 1/2-1/2 | 11 | Open |
| 4 | 2025-11-23 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.2 | Kacper Tomaszewski | Bayarjavkhlan Delgerdalai | 1/2-1/2 | 71 | Open |
| 5 | 2025-11-08 | 3rd Cidade De Lagos Open | Lagos POR | 9.1 | Kacper Tomaszewski | Vignir Vatnar Stefansson | 0-1 | 73 | Open |
| 6 | 2025-11-07 | 3rd Cidade De Lagos Open | Lagos POR | 8.2 | Daniel H. Campora | Kacper Tomaszewski | 0-1 | 41 | Open |
| 7 | 2025-11-06 | 3rd Cidade De Lagos Open | Lagos POR | 7.3 | Kacper Tomaszewski | Cezary Kraczek | 1-0 | 102 | Open |
| 8 | 2025-11-05 | 3rd Cidade De Lagos Open | Lagos POR | 6.1 | Benedikt Briem | Kacper Tomaszewski | 1-0 | 53 | Open |
| 9 | 2025-11-04 | 3rd Cidade De Lagos Open | Lagos POR | 5.1 | Kacper Tomaszewski | Harikrishnan.A.Ra | 1/2-1/2 | 10 | Open |
| 10 | 2025-11-03 | 3rd Cidade De Lagos Open | Lagos POR | 4.2 | Nils Decker | Kacper Tomaszewski | 0-1 | 30 | Open |
| 11 | 2025-11-02 | 3rd Cidade De Lagos Open | Lagos POR | 3.2 | Kacper Tomaszewski | Robert Krasiewicz | 1-0 | 26 | Open |
| 12 | 2025-11-02 | 3rd Cidade De Lagos Open | Lagos POR | 2.3 | Filip Modzelewski | Kacper Tomaszewski | 0-1 | 43 | Open |
| 13 | 2025-11-01 | 3rd Cidade De Lagos Open | Lagos POR | 1.3 | Kacper Tomaszewski | Diego Jesus Gomez Cerezo | 1-0 | 35 | Open |
| 14 | 2025-10-19 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.2 | Kacper Tomaszewski | Richard Biolek | 1/2-1/2 | 33 | Open |
| 15 | 2025-07-12 | FSGM July 2025 | Budapest HUN | 9.2 | David Berczes | Kacper Tomaszewski | 0-1 | 59 | Open |
| 16 | 2025-07-11 | FSGM July 2025 | Budapest HUN | 8.5 | Kacper Tomaszewski | Agoston Juhasz | 1/2-1/2 | 79 | Open |
| 17 | 2025-07-10 | FSGM July 2025 | Budapest HUN | 7.1 | Kacper Tomaszewski | Adelard Bai | 1/2-1/2 | 32 | Open |
| 18 | 2025-07-10 | FSGM July 2025 | Budapest HUN | 6.5 | Clemens, Dr. Rietze | Kacper Tomaszewski | 1/2-1/2 | 34 | Open |
| 19 | 2025-07-09 | FSGM July 2025 | Budapest HUN | 5.2 | Kacper Tomaszewski | Bence Pribelszky | 1/2-1/2 | 31 | Open |
| 20 | 2025-07-08 | FSGM July 2025 | Budapest HUN | 4.4 | Harshid Kunka | Kacper Tomaszewski | 1-0 | 39 | Open |
| 21 | 2025-07-07 | FSGM July 2025 | Budapest HUN | 3.3 | Kacper Tomaszewski | Shahil Dey | 1/2-1/2 | 57 | Open |
| 22 | 2025-07-06 | FSGM July 2025 | Budapest HUN | 2.3 | Milan Pacher | Kacper Tomaszewski | 1/2-1/2 | 32 | Open |
| 23 | 2025-07-05 | FSGM July 2025 | Budapest HUN | 1.4 | Kacper Tomaszewski | Valeriy Aveskulov | 1-0 | 40 | Open |
| 24 | 2025-04-21 | grenke Freestyle Open | Karlsruhe GER | 8.55 | Kacper Tomaszewski | Vladyslav Shevkunov | 0-1 | 29 | Open |
| 25 | 2025-04-20 | grenke Freestyle Open | Karlsruhe GER | 7.6 | Luis Paeslack | Kacper Tomaszewski | 1/2-1/2 | 33 | Open |
| 26 | 2025-04-20 | grenke Freestyle Open | Karlsruhe GER | 6.58 | Kacper Tomaszewski | Michael Kremser | 1/2-1/2 | 60 | Open |
| 27 | 2025-04-19 | grenke Freestyle Open | Karlsruhe GER | 4.34 | Kacper Tomaszewski | Niclas Huschenbeth | 0-1 | 47 | Open |
| 28 | 2025-04-18 | grenke Freestyle Open | Karlsruhe GER | 2.3 | Kacper Tomaszewski | Murali Karthikeyan | 0-1 | 24 | Open |
| 29 | 2025-04-06 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.2 | Richard Biolek | Kacper Tomaszewski | 1/2-1/2 | 49 | Open |
| 30 | 2025-03-22 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 10.2 | Kacper Tomaszewski | Vitek Vesely | 1-0 | 54 | Open |
| 31 | 2025-03-02 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.2 | Kacper Tomaszewski | Vitezslav Rasik | 0-1 | 44 | Open |
| 32 | 2025-02-23 | Wightlink Int Masters | Ryde ENG | 9.14 | Kacper Tomaszewski | Theo Khoury | 1-0 | 47 | Open |
| 33 | 2025-02-22 | Wightlink Int Masters | Ryde ENG | 8.9 | Maciej Czopor | Kacper Tomaszewski | 1-0 | 45 | Open |
| 34 | 2025-02-22 | Wightlink Int Masters | Ryde ENG | 7.17 | Kacper Tomaszewski | Junyi Zhang | 1-0 | 37 | Open |
| 35 | 2025-02-21 | Wightlink Int Masters | Ryde ENG | 6.11 | Jonah B Willow | Kacper Tomaszewski | 1/2-1/2 | 28 | Open |
| 36 | 2025-02-20 | Wightlink Int Masters | Ryde ENG | 5.22 | Kacper Tomaszewski | Simon Wilks | 1-0 | 42 | Open |
| 37 | 2025-02-20 | Wightlink Int Masters | Ryde ENG | 4.27 | Ethan Sanitt | Kacper Tomaszewski | 0-1 | 59 | Open |
| 38 | 2025-02-19 | Wightlink Int Masters | Ryde ENG | 3.42 | Kacper Tomaszewski | Dale Westcott | 1-0 | 31 | Open |
| 39 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 9 | Kacper Tomaszewski | Jiner Zhu | 0-1 | 25 | Open |
| 40 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 8 | Kacper Tomaszewski | Yasin Emrah Yagiz | 1-0 | 87 | Open |
| 41 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 7 | Tomasz Jaskolka | Kacper Tomaszewski | 1-0 | 55 | Open |
| 42 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 6 | Alma Jaqueline Mora Velasco | Kacper Tomaszewski | 0-1 | 37 | Open |
| 43 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 5 | Kacper Tomaszewski | Claudio Paduano | 0-1 | 32 | Open |
| 44 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 4 | Sebastian Poltorak | Kacper Tomaszewski | 1-0 | 31 | Open |
| 45 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 3 | Kacper Tomaszewski | Mina Wael Sabry | 1-0 | 18 | Open |
| 46 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 2 | Marharyta Novikova | Kacper Tomaszewski | 0-1 | 52 | Open |
| 47 | 2025-02-18 | Wightlink Int Masters | Ryde ENG | 2.31 | Billy Fellowes | Kacper Tomaszewski | 1-0 | 65 | Open |
| 48 | 2025-02-18 | Titled Tue 18th Feb Late | chess.com INT | 1 | Kacper Tomaszewski | Pavel Eljanov | 0-1 | 42 | Open |
| 49 | 2025-02-18 | Wightlink Int Masters | Ryde ENG | 1.2 | Kacper Tomaszewski | Hendrik Brackmann | 1/2-1/2 | 39 | Open |
| 50 | 2025-02-02 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.2 | Kacper Tomaszewski | Jozef Straka | 1/2-1/2 | 43 | Open |
| 51 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 9 | Guillermo Di Benedetto | Kacper Tomaszewski | 1-0 | 45 | Open |
| 52 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 8 | Teimur Toktomushev | Kacper Tomaszewski | 1/2-1/2 | 110 | Open |
| 53 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 7 | Kacper Tomaszewski | Karina Ambartsumova | 0-1 | 46 | Open |
| 54 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 6 | Kacper Tomaszewski | Ahmed Kandil | 1-0 | 67 | Open |
| 55 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 5 | Pablo Zarnicki | Kacper Tomaszewski | 0-1 | 69 | Open |
| 56 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 4 | Kacper Tomaszewski | Yurii N. Khodko | 0-1 | 41 | Open |
| 57 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 3 | Megan Althea Paragua | Kacper Tomaszewski | 0-1 | 46 | Open |
| 58 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 2 | Tiago Carvalho Mangialardo | Kacper Tomaszewski | 0-1 | 31 | Open |
| 59 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 1 | Kacper Tomaszewski | Leandro Krysa | 0-1 | 87 | Open |
| 60 | 2025-01-28 | Titled Tue 28th Jan Late | chess.com INT | 10 | Kacper Tomaszewski | Maxim Matyunin | 0-1 | 63 | Open |
| 61 | 2025-01-19 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.2 | Vaclav Fiala | Kacper Tomaszewski | 0-1 | 40 | Open |
| 62 | 2025-01-05 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.1 | Ladislav Langner | Kacper Tomaszewski | 1-0 | 44 | Open |
| 63 | 2024-12-17 | Titled Tue 17th Dec Early | chess.com INT | 1 | Kacper Tomaszewski | Rodrigo Vasquez Schroeder | 1/2-1/2 | 88 | Open |
| 64 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 9 | Bernard Anhwere | Kacper Tomaszewski | 1-0 | 33 | Open |
| 65 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 8 | Kacper Tomaszewski | Cristiano Gomes De Souza | 1-0 | 57 | Open |
| 66 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 7 | Jesper Kjaergaard-Jensen | Kacper Tomaszewski | 1-0 | 48 | Open |
| 67 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 5 | Kacper Tomaszewski | Dawid Janaszak | 0-1 | 45 | Open |
| 68 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 4 | Nathaniel Mullodzhanov | Kacper Tomaszewski | 0-1 | 24 | Open |
| 69 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 3 | Kacper Tomaszewski | Vishal Kobla | 1-0 | 54 | Open |
| 70 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 2 | Alexandre Pinto De Miranda | Kacper Tomaszewski | 1/2-1/2 | 50 | Open |
| 71 | 2024-12-10 | Titled Tue 10th Dec Late | chess.com INT | 1 | Kacper Tomaszewski | Mikayel Manvelyan | 0-1 | 49 | Open |
| 72 | 2024-12-08 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.2 | Matyas Zeman | Kacper Tomaszewski | 0-1 | 47 | Open |
| 73 | 2024-12-03 | Titled Tue 3rd Dec Early | chess.com INT | 1 | Mai Narva | Kacper Tomaszewski | 1-0 | 53 | Open |
| 74 | 2024-11-10 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 2.2 | Bayarjavkhlan Delgerdalai | Kacper Tomaszewski | 1/2-1/2 | 66 | Open |
| 75 | 2024-11-02 | 2nd Cidade De Lagos Open | Lagos POR | 9.2 | Vadim Cernov | Kacper Tomaszewski | 1/2-1/2 | 44 | Open |
| 76 | 2024-11-01 | 2nd Cidade De Lagos Open | Lagos POR | 8.2 | Kacper Tomaszewski | Daniel H. Campora | 1-0 | 59 | Open |
| 77 | 2024-10-31 | 2nd Cidade De Lagos Open | Lagos POR | 7.7 | Nagare Akhilesh | Kacper Tomaszewski | 0-1 | 35 | Open |
| 78 | 2024-10-30 | 2nd Cidade De Lagos Open | Lagos POR | 6.9 | Kacper Tomaszewski | Lourenco Santa Clara Silva | 1-0 | 25 | Open |
| 79 | 2024-10-28 | 2nd Cidade De Lagos Open | Lagos POR | 4.5 | Kacper Tomaszewski | Victor Navarro Martinez | 0-1 | 32 | Open |
| 80 | 2024-10-27 | 2nd Cidade De Lagos Open | Lagos POR | 3.8 | Jose Miguel Teixeira Margarido | Kacper Tomaszewski | 1/2-1/2 | 57 | Open |
| 81 | 2024-10-27 | 2nd Cidade De Lagos Open | Lagos POR | 2.9 | Kacper Tomaszewski | Jairo Quintiliano De Oliveira | 1-0 | 69 | Open |
| 82 | 2024-10-26 | 2nd Cidade De Lagos Open | Lagos POR | 1.9 | Quevin Milhano Gamboa | Kacper Tomaszewski | 0-1 | 37 | Open |
| 83 | 2024-10-22 | Titled Tue 22nd Oct Late | chess.com INT | 5 | Kacper Tomaszewski | Milosz Szpar | 0-1 | 29 | Open |
| 84 | 2024-10-22 | Titled Tue 22nd Oct Late | chess.com INT | 4 | Kacper Tomaszewski | Martin Portero Rubio | 1-0 | 56 | Open |
| 85 | 2024-10-22 | Titled Tue 22nd Oct Late | chess.com INT | 3 | Jakub Pulpan | Kacper Tomaszewski | 1-0 | 51 | Open |
| 86 | 2024-10-22 | Titled Tue 22nd Oct Late | chess.com INT | 2 | Christian Silvestre | Kacper Tomaszewski | 0-1 | 58 | Open |
| 87 | 2024-10-22 | Titled Tue 22nd Oct Late | chess.com INT | 1 | Kacper Tomaszewski | Cem Kaan Gokerkan | 0-1 | 35 | Open |
| 88 | 2024-10-20 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.2 | Kacper Tomaszewski | Valentin Baidetskyi | 0-1 | 64 | Open |
| 89 | 2024-08-22 | IV FIA 2024 | Lanzarote ESP | 9.3 | Kacper Tomaszewski | Alexander Bangiev | 1-0 | 51 | Open |
| 90 | 2024-08-21 | IV FIA 2024 | Lanzarote ESP | 8.3 | Melis Mamatov | Kacper Tomaszewski | 1/2-1/2 | 46 | Open |
| 91 | 2024-08-20 | IV FIA 2024 | Lanzarote ESP | 7.6 | Kacper Tomaszewski | Peter Rucek | 1-0 | 33 | Open |
| 92 | 2024-08-19 | IV FIA 2024 | Lanzarote ESP | 6.3 | Kristian Rucek | Kacper Tomaszewski | 1/2-1/2 | 35 | Open |
| 93 | 2024-08-18 | IV FIA 2024 | Lanzarote ESP | 5.7 | Kacper Tomaszewski | Jordi Mas Mestres | 1-0 | 33 | Open |
| 94 | 2024-08-17 | IV FIA 2024 | Lanzarote ESP | 4.3 | Hanna Bugaj | Kacper Tomaszewski | 1-0 | 58 | Open |
| 95 | 2024-08-16 | IV FIA 2024 | Lanzarote ESP | 3.1 | Kacper Tomaszewski | Chongsheng Zeng | 1/2-1/2 | 71 | Open |
| 96 | 2024-08-16 | IV FIA 2024 | Lanzarote ESP | 2.5 | Antonio Vera Martin | Kacper Tomaszewski | 0-1 | 32 | Open |
| 97 | 2024-08-15 | IV FIA 2024 | Lanzarote ESP | 1.6 | Kacper Tomaszewski | Jaime Bernabe Romero Quesada | 1-0 | 21 | Open |
| 98 | 2024-07-06 | 7th Bohumin Open 2024 | Bohumin CZE | 9.5 | Tadeusz Helis | Kacper Tomaszewski | 1/2-1/2 | 46 | Open |
| 99 | 2024-07-05 | 7th Bohumin Open 2024 | Bohumin CZE | 8.5 | Kacper Tomaszewski | Ulrike Roessler | 1/2-1/2 | 56 | Open |
| 100 | 2024-07-04 | 7th Bohumin Open 2024 | Bohumin CZE | 7.3 | Daniel Trybus | Kacper Tomaszewski | 1-0 | 47 | Open |
| 101 | 2024-07-03 | 7th Bohumin Open 2024 | Bohumin CZE | 6.1 | Kacper Tomaszewski | Valentyn Prokofiev | 1/2-1/2 | 61 | Open |
| 102 | 2024-07-02 | 7th Bohumin Open 2024 | Bohumin CZE | 5.2 | Kacper Tomaszewski | Stanislaw Zylka | 1/2-1/2 | 13 | Open |
| 103 | 2024-07-01 | 7th Bohumin Open 2024 | Bohumin CZE | 4.1 | Martin Fargac | Kacper Tomaszewski | 1/2-1/2 | 63 | Open |
| 104 | 2024-06-30 | 7th Bohumin Open 2024 | Bohumin CZE | 3.3 | Kacper Tomaszewski | Josef Mudrak | 1-0 | 49 | Open |
| 105 | 2024-06-30 | 7th Bohumin Open 2024 | Bohumin CZE | 2.6 | Richard Kudla | Kacper Tomaszewski | 0-1 | 21 | Open |
| 106 | 2024-06-29 | 7th Bohumin Open 2024 | Bohumin CZE | 1.6 | Kacper Tomaszewski | Tomasz Posluszny | 1-0 | 29 | Open |
| 107 | 2024-05-30 | Norway Chess Open GM 2024 | Stavanger NOR | 9.4 | Frode Olav Olsen Urkedal | Kacper Tomaszewski | 1-0 | 34 | Open |
| 108 | 2024-05-29 | Norway Chess Open GM 2024 | Stavanger NOR | 8.1 | Kacper Tomaszewski | Shazil Shehzad | 1-0 | 43 | Open |
| 109 | 2024-05-28 | Norway Chess Open GM 2024 | Stavanger NOR | 7.12 | Jorn Dammann | Kacper Tomaszewski | 0-1 | 49 | Open |
| 110 | 2024-05-27 | Norway Chess Open GM 2024 | Stavanger NOR | 6.14 | Kacper Tomaszewski | Yonathan Uritsky | 1/2-1/2 | 41 | Open |
| 111 | 2024-05-26 | Norway Chess Open GM 2024 | Stavanger NOR | 5.9 | Linus Johansson | Kacper Tomaszewski | 1/2-1/2 | 75 | Open |
| 112 | 2024-05-26 | Norway Chess Open GM 2024 | Stavanger NOR | 4.15 | Kacper Tomaszewski | Peter Klings | 1-0 | 40 | Open |
| 113 | 2024-05-25 | Norway Chess Open GM 2024 | Stavanger NOR | 3.8 | Aksel Bu Kvaloy | Kacper Tomaszewski | 1-0 | 36 | Open |
| 114 | 2024-05-25 | Norway Chess Open GM 2024 | Stavanger NOR | 2.5 | Kacper Tomaszewski | Erik Blomqvist | 1/2-1/2 | 27 | Open |
| 115 | 2024-05-05 | ECo-C TCh-SVK 2023-24 | Slovakia SVK | 11.6 | Marek Karas | Kacper Tomaszewski | 1/2-1/2 | 15 | Open |
| 116 | 2024-05-04 | ECo-C TCh-SVK 2023-24 | Slovakia SVK | 10.6 | Kacper Tomaszewski | Milan Pacher | 1/2-1/2 | 44 | Open |
| 117 | 2024-04-14 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.3 | Jakub Szotkowski | Kacper Tomaszewski | 1-0 | 59 | Open |
| 118 | 2024-03-06 | 40th Cappelle Open 2024 | Cappelle la Grande FRA | 7.16 | Kacper Tomaszewski | Adar Tarhan | 0-1 | 38 | Open |
| 119 | 2024-03-03 | 40th Cappelle Open 2024 | Cappelle la Grande FRA | 2.5 | Emre Can | Kacper Tomaszewski | 1-0 | 32 | Open |
| 120 | 2024-02-18 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.3 | Kacper Tomaszewski | Petr Glozar | 1/2-1/2 | 61 | Open |
| 121 | 2024-02-04 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.3 | Vlastimil Nedela | Kacper Tomaszewski | 0-1 | 60 | Open |
| 122 | 2024-01-21 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.2 | Jan Votava | Kacper Tomaszewski | 1/2-1/2 | 60 | Open |
| 123 | 2024-01-07 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.3 | Kacper Tomaszewski | Josef Obsivac | 0-1 | 50 | Open |
| 124 | 2023-12-10 | ECo-C TCh-SVK 2023-24 | Slovakia SVK | 4.5 | Kacper Tomaszewski | Viktoria Nadzamova | 1-0 | 71 | Open |
| 125 | 2023-12-09 | ECo-C TCh-SVK 2023-24 | Slovakia SVK | 3.5 | Marton Urhegyi | Kacper Tomaszewski | 1/2-1/2 | 45 | Open |
| 126 | 2023-11-26 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.3 | Kacper Tomaszewski | Petr Pisk | 1-0 | 35 | Open |
| 127 | 2023-11-21 | Titled Tue 21st Nov Early | chess.com INT | 4 | Dragan Zivic | Kacper Tomaszewski | 1-0 | 55 | Open |
| 128 | 2023-11-21 | Titled Tue 21st Nov Early | chess.com INT | 3 | Kacper Tomaszewski | Marjona Malikova | 1/2-1/2 | 65 | Open |
| 129 | 2023-11-21 | Titled Tue 21st Nov Early | chess.com INT | 2 | Rebeca Jimenez Fernandez | Kacper Tomaszewski | 1-0 | 26 | Open |
| 130 | 2023-11-21 | Titled Tue 21st Nov Early | chess.com INT | 1 | Kacper Tomaszewski | Cem Kaan Gokerkan | 0-1 | 76 | Open |
| 131 | 2023-11-12 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 2.3 | Vlastimil Babula | Kacper Tomaszewski | 1/2-1/2 | 37 | Open |
| 132 | 2023-11-04 | 1st Cidade De Lagos Open | Lagos POR | 9.2 | Vitaliy Bernadskiy | Kacper Tomaszewski | 1-0 | 53 | Open |
| 133 | 2023-11-03 | 1st Cidade De Lagos Open | Lagos POR | 8.4 | Kevin Spraggett | Kacper Tomaszewski | 0-1 | 35 | Open |
| 134 | 2023-11-02 | 1st Cidade De Lagos Open | Lagos POR | 7.9 | Kacper Tomaszewski | Joao Pedro Menezes Andias | 1-0 | 54 | Open |
| 135 | 2023-10-30 | 1st Cidade De Lagos Open | Lagos POR | 4.7 | Olaf Heinzel | Kacper Tomaszewski | 1-0 | 46 | Open |
| 136 | 2023-10-29 | 1st Cidade De Lagos Open | Lagos POR | 3.1 | Kacper Tomaszewski | Eltaj Safarli | 1/2-1/2 | 31 | Open |
| 137 | 2023-10-22 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.3 | Kacper Tomaszewski | Martin Stocek | 1/2-1/2 | 55 | Open |
| 138 | 2023-10-20 | Qatar Masters Open 2023 | Doha QAT | 9.71 | Kacper Tomaszewski | Drazen Dragicevic | 1-0 | 38 | Open |
| 139 | 2023-10-19 | Qatar Masters Open 2023 | Doha QAT | 8.75 | Kacper Tomaszewski | Rohith Krishna S | 1-0 | 1 | Open |
| 140 | 2023-10-18 | Qatar Masters Open 2023 | Doha QAT | 7.72 | Hari Madhavan N B | Kacper Tomaszewski | 1-0 | 46 | Open |
| 141 | 2023-10-17 | Qatar Masters Open 2023 | Doha QAT | 6.68 | Kacper Tomaszewski | Aleksandr Ostrovskiy | 0-1 | 35 | Open |
| 142 | 2023-10-15 | Qatar Masters Open 2023 | Doha QAT | 5.62 | Yuxin Song | Kacper Tomaszewski | 1-0 | 75 | Open |
| 143 | 2023-10-14 | Qatar Masters Open 2023 | Doha QAT | 4.65 | Mukhammadali Abdurakhmonov | Kacper Tomaszewski | 1/2-1/2 | 41 | Open |
| 144 | 2023-10-13 | Qatar Masters Open 2023 | Doha QAT | 3.69 | Kacper Tomaszewski | Adelard Bai | 1/2-1/2 | 31 | Open |
| 145 | 2023-10-12 | Qatar Masters Open 2023 | Doha QAT | 2.75 | Garv Gaur | Kacper Tomaszewski | 1/2-1/2 | 30 | Open |
| 146 | 2023-10-11 | Qatar Masters Open 2023 | Doha QAT | 1.7 | Kacper Tomaszewski | Shardul Gagare | 0-1 | 40 | Open |
| 147 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 9 | Kacper Tomaszewski | Filip Dowgird | 1/2-1/2 | 64 | Open |
| 148 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 8 | Matias Manuel Ianovsky | Kacper Tomaszewski | 0-1 | 46 | Open |
| 149 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 7 | Vilka Sipila | Kacper Tomaszewski | 0-1 | 30 | Open |
| 150 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 6 | Kacper Tomaszewski | Arman Ghevondyan | 0-1 | 39 | Open |
| 151 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 5 | Aqib Javaid Butt | Kacper Tomaszewski | 0-1 | 26 | Open |
| 152 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 4 | Kacper Tomaszewski | Valerio Carnicelli | 0-1 | 39 | Open |
| 153 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 3 | Kacper Tomaszewski | William Yen | 1/2-1/2 | 59 | Open |
| 154 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 2 | Sarp Sahin | Kacper Tomaszewski | 0-1 | 56 | Open |
| 155 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 1 | Kacper Tomaszewski | Velimir Ivic | 0-1 | 28 | Open |
| 156 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 11 | Alexandr A. Smirnov | Kacper Tomaszewski | 1-0 | 25 | Open |
| 157 | 2023-10-10 | Titled Tue 10th Oct Early | chess.com INT | 10 | Mikhail Golubev | Kacper Tomaszewski | 1-0 | 31 | Open |
| 158 | 2023-10-01 | TCh-POL 1st League 2023 | Leba POL | 9.1 | Kacper Tomaszewski | Slawomir Chojnacki | 0-1 | 59 | Open |
| 159 | 2023-09-30 | TCh-POL 1st League 2023 | Leba POL | 8.5 | Bartlomiej Niedbala | Kacper Tomaszewski | 1-0 | 41 | Open |
| 160 | 2023-09-29 | TCh-POL 1st League 2023 | Leba POL | 7.8 | Kacper Tomaszewski | Rafal Lobejko | 1/2-1/2 | 50 | Open |
| 161 | 2023-09-28 | TCh-POL 1st League 2023 | Leba POL | 6.8 | Kacper Tomaszewski | Ryszard Kasperek | 1/2-1/2 | 44 | Open |
| 162 | 2023-09-27 | TCh-POL 1st League 2023 | Leba POL | 5.8 | Wojciech Golenia | Kacper Tomaszewski | 1/2-1/2 | 102 | Open |
| 163 | 2023-09-26 | Titled Tue 26th Sep Late | chess.com INT | 4 | Kacper Tomaszewski | Aleksandra Goryachkina | 0-1 | 29 | Open |
| 164 | 2023-09-26 | Titled Tue 26th Sep Late | chess.com INT | 3 | Maria Jose Campos | Kacper Tomaszewski | 0-1 | 67 | Open |
| 165 | 2023-09-26 | Titled Tue 26th Sep Late | chess.com INT | 2 | Kacper Tomaszewski | Grzegorz Kopacz | 1/2-1/2 | 71 | Open |
| 166 | 2023-09-26 | Titled Tue 26th Sep Late | chess.com INT | 1 | Rasmus Svane | Kacper Tomaszewski | 1-0 | 53 | Open |
| 167 | 2023-09-25 | TCh-POL 1st League 2023 | Leba POL | 3.6 | Bartlomiej Rozycki | Kacper Tomaszewski | 1/2-1/2 | 32 | Open |
| 168 | 2023-09-24 | TCh-POL 1st League 2023 | Leba POL | 2.3 | Kacper Tomaszewski | Rafal Antoniewski | 1/2-1/2 | 19 | Open |
| 169 | 2023-09-23 | TCh-POL 1st League 2023 | Leba POL | 1.1 | Rafal Borgula | Kacper Tomaszewski | 1/2-1/2 | 50 | Open |
| 170 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 9 | Neven Hercegovac | Kacper Tomaszewski | 1-0 | 74 | Open |
| 171 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 8 | Kacper Tomaszewski | Jemal Ovezdurdyyeva | 0-1 | 28 | Open |
| 172 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 7 | Kacper Tomaszewski | Albert Bokros | 1-0 | 38 | Open |
| 173 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 6 | Yago Labussiere | Kacper Tomaszewski | 1-0 | 77 | Open |
| 174 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 5 | Kacper Tomaszewski | Matvey Galchenko | 0-1 | 35 | Open |
| 175 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 4 | Andres Delgado Kuffo | Kacper Tomaszewski | 0-1 | 34 | Open |
| 176 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 3 | Roberto Junio Brito Molina | Kacper Tomaszewski | 1-0 | 47 | Open |
| 177 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 2 | Kacper Tomaszewski | Chafik Talbi | 1-0 | 60 | Open |
| 178 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 1 | Shamsiddin Vokhidov | Kacper Tomaszewski | 1-0 | 80 | Open |
| 179 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 11 | Carlos Eduardo Cardozo Munar | Kacper Tomaszewski | 0-1 | 39 | Open |
| 180 | 2023-09-19 | Titled Tue 19th Sep Early | chess.com INT | 10 | Kacper Tomaszewski | Alina Semenova | 1-0 | 28 | Open |
| 181 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 9 | Pavel V. Tregubov | Kacper Tomaszewski | 1-0 | 33 | Open |
| 182 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 9 | Ameet K Ghasi | Kacper Tomaszewski | 0-1 | 74 | Open |
| 183 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 8 | Kacper Tomaszewski | William Yen | 1-0 | 41 | Open |
| 184 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 8 | Kacper Tomaszewski | Nikita Matinian | 0-1 | 59 | Open |
| 185 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 7 | Kacper Tomaszewski | Zeinep Sultanbek | 1-0 | 52 | Open |
| 186 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 7 | Kacper Tomaszewski | Gaioz Nigalidze | 1/2-1/2 | 25 | Open |
| 187 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 6 | Jose Eduardo Martinez Alcantara | Kacper Tomaszewski | 1-0 | 29 | Open |
| 188 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 6 | Azer Mirzoev | Kacper Tomaszewski | 1-0 | 62 | Open |
| 189 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 5 | Kacper Tomaszewski | Lennis Martinez Ramirez | 1-0 | 83 | Open |
| 190 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 5 | Kacper Tomaszewski | Aman Hambleton | 1-0 | 75 | Open |
| 191 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 4 | Bhagat Kush | Kacper Tomaszewski | 0-1 | 39 | Open |
| 192 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 4 | Kacper Tomaszewski | Irina Petrova | 1-0 | 64 | Open |
| 193 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 3 | Samarth J Rao | Kacper Tomaszewski | 1-0 | 16 | Open |
| 194 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 3 | Kacper Tomaszewski | Panagiotis Michelakos | 1-0 | 19 | Open |
| 195 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 2 | Khuyagtsogt Itgelt | Kacper Tomaszewski | 1-0 | 29 | Open |
| 196 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 2 | Alexander Alexikov | Kacper Tomaszewski | 0-1 | 42 | Open |
| 197 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 1 | Joaquin Fiorito | Kacper Tomaszewski | 0-1 | 38 | Open |
| 198 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 1 | Kacper Tomaszewski | Levon Aronian | 0-1 | 30 | Open |
| 199 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 11 | Jaloliddin Ilkhomi | Kacper Tomaszewski | 0-1 | 65 | Open |
| 200 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 11 | Kacper Tomaszewski | Farzad Bolourchifard | 0-1 | 39 | Open |
| 201 | 2023-09-12 | Titled Tue 12th Sep Late | chess.com INT | 10 | Lennis Martinez Ramirez | Kacper Tomaszewski | 1-0 | 39 | Open |
| 202 | 2023-09-12 | Titled Tue 12th Sep Early | chess.com INT | 10 | Kacper Tomaszewski | Danila Bilan | 1-0 | 49 | Open |
| 203 | 2023-09-08 | 25th Trieste Open 2023 | Trieste ITA | 9.12 | Nicolas Perossa | Kacper Tomaszewski | 1/2-1/2 | 46 | Open |
| 204 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 9 | Kacper Tomaszewski | Deniz Seyhanoglu | 1-0 | 28 | Open |
| 205 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 8 | Azer Mirzoev | Kacper Tomaszewski | 1-0 | 26 | Open |
| 206 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 7 | Talaibek Osmonbekov | Kacper Tomaszewski | 0-1 | 48 | Open |
| 207 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 6 | Kacper Tomaszewski | Alexei Slavin | 0-1 | 23 | Open |
| 208 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 5 | Daniel Kozusek | Kacper Tomaszewski | 1-0 | 45 | Open |
| 209 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 4 | Kacper Tomaszewski | Jarmo Hartikainen | 1-0 | 47 | Open |
| 210 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 3 | Jack Rodgers | Kacper Tomaszewski | 1-0 | 41 | Open |
| 211 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 2 | Kacper Tomaszewski | Jonathon Zaczek | 1-0 | 45 | Open |
| 212 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 1 | Artem Galaktionov | Kacper Tomaszewski | 1-0 | 42 | Open |
| 213 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 11 | Kacper Tomaszewski | Irina Petrova | 0-1 | 77 | Open |
| 214 | 2023-09-05 | Titled Tue 5th Sep Late | chess.com INT | 10 | Ivan Povshednyi | Kacper Tomaszewski | 1/2-1/2 | 62 | Open |
| 215 | 2023-09-03 | 25th Trieste Open 2023 | Trieste ITA | 3.6 | Kacper Tomaszewski | Leon Livaic | 0-1 | 38 | Open |
| 216 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 8 | Alina Bivol | Kacper Tomaszewski | 1-0 | 54 | Open |
| 217 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 7 | Kacper Tomaszewski | Lefong Hua | 0-1 | 87 | Open |
| 218 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 6 | Kacper Tomaszewski | V Pranav | 0-1 | 25 | Open |
| 219 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 5 | Edvin Trost | Kacper Tomaszewski | 0-1 | 67 | Open |
| 220 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 4 | Kacper Tomaszewski | Vahe Danielyan | 1-0 | 53 | Open |
| 221 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 3 | Kacper Tomaszewski | Valentin Dragnev | 0-1 | 46 | Open |
| 222 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 2 | Nikita Matinian | Kacper Tomaszewski | 0-1 | 30 | Open |
| 223 | 2023-08-29 | Titled Tue 29th Aug Early | chess.com INT | 1 | William Hernandez Gonzalez | Kacper Tomaszewski | 0-1 | 0 | Open |
| 224 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 9 | Kacper Tomaszewski | Evan Ai | 0-1 | 68 | Open |
| 225 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 8 | Kacper Tomaszewski | Thomas Thiel | 1-0 | 34 | Open |
| 226 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 7 | Andres Delgado Kuffo | Kacper Tomaszewski | 1-0 | 41 | Open |
| 227 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 6 | Miroslav Simonovic | Kacper Tomaszewski | 0-1 | 31 | Open |
| 228 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 5 | Kacper Tomaszewski | Sho Glashausser | 0-1 | 44 | Open |
| 229 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 4 | Dennis Wagner | Kacper Tomaszewski | 1-0 | 61 | Open |
| 230 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 3 | Kacper Tomaszewski | Khagan Ahmad | 0-1 | 20 | Open |
| 231 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 2 | Jan Enrique Zepeda Berlanga | Kacper Tomaszewski | 0-1 | 65 | Open |
| 232 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 1 | Kacper Tomaszewski | Valentyn Hulka | 0-1 | 51 | Open |
| 233 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 11 | Kacper Tomaszewski | Geiner Jose Andrade Truyol | 1-0 | 33 | Open |
| 234 | 2023-08-22 | Titled Tue 22nd Aug Early | chess.com INT | 10 | Jaime Rodriguez Santiago | Kacper Tomaszewski | 1-0 | 37 | Open |
| 235 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 9 | Kacper Tomaszewski | Sho Glashausser | 1-0 | 46 | Open |
| 236 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 8 | Inayat Bolat | Kacper Tomaszewski | 1-0 | 47 | Open |
| 237 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 7 | Kacper Tomaszewski | Sofia Pogorelskikh | 0-1 | 45 | Open |
| 238 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 6 | Kevin Davidson | Kacper Tomaszewski | 1-0 | 22 | Open |
| 239 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 5 | Ewa Barwinska | Kacper Tomaszewski | 0-1 | 53 | Open |
| 240 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 4 | Kacper Tomaszewski | Irina Mikhailova | 0-1 | 72 | Open |
| 241 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 3 | Namig Guliyev | Kacper Tomaszewski | 1-0 | 29 | Open |
| 242 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 2 | Kacper Tomaszewski | Gal.la Garcia-Castany Musellas | 1-0 | 51 | Open |
| 243 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 1 | Sergey Drygalov | Kacper Tomaszewski | 1-0 | 39 | Open |
| 244 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 11 | Kacper Tomaszewski | Aleksandra Samaganova | 0-1 | 67 | Open |
| 245 | 2023-08-15 | Titled Tue 15th Aug Early | chess.com INT | 10 | Justin Sarkar | Kacper Tomaszewski | 0-1 | 18 | Open |
| 246 | 2023-08-13 | Riga Tech Open A 2023 | Riga LAT | 9.22 | Kacper Tomaszewski | Midas Ratsma | 0-1 | 23 | Open |
| 247 | 2023-08-12 | Riga Tech Open A 2023 | Riga LAT | 8.11 | Andreas Diermair | Kacper Tomaszewski | 1-0 | 43 | Open |
| 248 | 2023-08-11 | Riga Tech Open A 2023 | Riga LAT | 7.5 | Kacper Tomaszewski | Vitaly Sivuk | 0-1 | 35 | Open |
| 249 | 2023-08-10 | Riga Tech Open A 2023 | Riga LAT | 6.6 | Leon Mons | Kacper Tomaszewski | 0-1 | 60 | Open |
| 250 | 2023-08-10 | Riga Tech Open A 2023 | Riga LAT | 5.1 | Kacper Tomaszewski | Axel Delorme | 1-0 | 31 | Open |
| 251 | 2023-08-09 | Riga Tech Open A 2023 | Riga LAT | 4.26 | Kacper Tomaszewski | Pijus Greicius | 1-0 | 75 | Open |
| 252 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 9 | Kacper Tomaszewski | Simon K Williams | 0-1 | 57 | Open |
| 253 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 8 | Kacper Tomaszewski | Danyyil Dvirnyy | 0-1 | 33 | Open |
| 254 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 7 | Mikhail Bryakin | Kacper Tomaszewski | 0-1 | 23 | Open |
| 255 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 6 | Andrey Gorovets | Kacper Tomaszewski | 0-1 | 49 | Open |
| 256 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 5 | Kacper Tomaszewski | Rogelio Jr Antonio | 1/2-1/2 | 18 | Open |
| 257 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 4 | Kacper Tomaszewski | Wesley So | 0-1 | 45 | Open |
| 258 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 3 | Reza Mahdavi | Kacper Tomaszewski | 0-1 | 62 | Open |
| 259 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 2 | Dennis Wagner | Kacper Tomaszewski | 0-1 | 83 | Open |
| 260 | 2023-07-25 | Titled Tue 25th Jul Early | chess.com INT | 1 | Kacper Tomaszewski | Alexandra Kosteniuk | 1/2-1/2 | 54 | Open |
| 261 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 9 | Kacper Tomaszewski | Jaime Rodriguez Santiago | 1-0 | 37 | Open |
| 262 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 9 | Zbigniew Pakleza | Kacper Tomaszewski | 0-1 | 37 | Open |
| 263 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 8 | Trisha Kanyamarala | Kacper Tomaszewski | 0-1 | 71 | Open |
| 264 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 8 | Kacper Tomaszewski | Dmitry Frolyanov | 0-1 | 36 | Open |
| 265 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 7 | Vsevolod Ovchinnikov | Kacper Tomaszewski | 1-0 | 24 | Open |
| 266 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 7 | Kacper Tomaszewski | Javier Izuzquiza Gonzalez | 0-1 | 59 | Open |
| 267 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 6 | Francisco Fiorito | Kacper Tomaszewski | 0-1 | 32 | Open |
| 268 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 6 | Kacper Tomaszewski | Krishna Nathan | 1-0 | 36 | Open |
| 269 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 5 | Daniel Eduardo Lopez Idarraga | Kacper Tomaszewski | 1-0 | 57 | Open |
| 270 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 5 | Kacper Tomaszewski | Uurtsaikh Agibileg | 1-0 | 37 | Open |
| 271 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 4 | Aaron Cooper | Kacper Tomaszewski | 1/2-1/2 | 86 | Open |
| 272 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 4 | Kacper Tomaszewski | Florian Schwabeneder | 0-1 | 30 | Open |
| 273 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 3 | Dmitriy Kushko | Kacper Tomaszewski | 0-1 | 33 | Open |
| 274 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 3 | Kacper Tomaszewski | Wladimir Camilo Zampronha | 1-0 | 36 | Open |
| 275 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 2 | Luis Fernandez Siles | Kacper Tomaszewski | 1-0 | 29 | Open |
| 276 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 2 | Kacper Tomaszewski | Marlon Javier La Villa Rivas | 1-0 | 55 | Open |
| 277 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 1 | Andrey Gorovets | Kacper Tomaszewski | 1-0 | 34 | Open |
| 278 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 1 | Kacper Tomaszewski | Parham Maghsoodloo | 0-1 | 33 | Open |
| 279 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 11 | Talaibek Osmonbekov | Kacper Tomaszewski | 0-1 | 36 | Open |
| 280 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 11 | Kacper Tomaszewski | Attila Turzo | 0-1 | 38 | Open |
| 281 | 2023-07-18 | Titled Tue 18th Jul Early | chess.com INT | 10 | Karlen Petrosian | Kacper Tomaszewski | 1-0 | 51 | Open |
| 282 | 2023-07-18 | Titled Tue 18th Jul Late | chess.com INT | 10 | Ilan Schnaider | Kacper Tomaszewski | 1-0 | 83 | Open |
| 283 | 2023-07-09 | 6th Bohumin Open 2023 | Bohumin CZE | 9.12 | Antoni Dylong | Kacper Tomaszewski | 0-1 | 82 | Open |
| 284 | 2023-07-08 | 6th Bohumin Open 2023 | Bohumin CZE | 8.8 | Kacper Tomaszewski | Josef Lys | 0-1 | 68 | Open |
| 285 | 2023-07-06 | 6th Bohumin Open 2023 | Bohumin CZE | 6.4 | Piotr Nguyen | Kacper Tomaszewski | 1-0 | 41 | Open |
| 286 | 2023-07-05 | 6th Bohumin Open 2023 | Bohumin CZE | 5.7 | Rafael Sharon | Kacper Tomaszewski | 0-1 | 65 | Open |
| 287 | 2023-07-04 | 6th Bohumin Open 2023 | Bohumin CZE | 4.12 | Kacper Tomaszewski | Maks Pevzner | 1-0 | 72 | Open |
| 288 | 2023-07-03 | 6th Bohumin Open 2023 | Bohumin CZE | 3.13 | Mateusz Myrmus | Kacper Tomaszewski | 1/2-1/2 | 59 | Open |
| 289 | 2023-07-02 | 6th Bohumin Open 2023 | Bohumin CZE | 2.12 | Kacper Tomaszewski | Pavel Zabystrzan | 1/2-1/2 | 45 | Open |
| 290 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 9 | Kacper Tomaszewski | Carlos Eduardo Cardozo Munar | 1-0 | 59 | Open |
| 291 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 8 | Jose Francisco R P Neves Veiga | Kacper Tomaszewski | 1-0 | 43 | Open |
| 292 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 7 | Kacper Tomaszewski | Rick Sun | 1/2-1/2 | 54 | Open |
| 293 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 6 | Kacper Tomaszewski | Wladimir Camilo Zampronha | 1-0 | 28 | Open |
| 294 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 5 | Piotr Piesik | Kacper Tomaszewski | 1-0 | 50 | Open |
| 295 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 4 | Jacques Muller Luxama | Kacper Tomaszewski | 0-1 | 45 | Open |
| 296 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 3 | Kacper Tomaszewski | Levente Papp | 0-1 | 26 | Open |
| 297 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 2 | Alejandro Waldo Zalapa | Kacper Tomaszewski | 0-1 | 52 | Open |
| 298 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 1 | Kacper Tomaszewski | Dominik Horvath | 0-1 | 40 | Open |
| 299 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 11 | Igor Bjelobrk | Kacper Tomaszewski | 1-0 | 60 | Open |
| 300 | 2023-06-27 | Titled Tue 27th Jun Late | chess.com INT | 10 | Tuna Ozates | Kacper Tomaszewski | 0-1 | 49 | Open |
| 301 | 2023-06-24 | GM FISCA Round Robin 2023 | Jupiter ROU | 9.1 | Constantin Ionescu | Kacper Tomaszewski | 1/2-1/2 | 39 | Open |
| 302 | 2023-06-23 | GM FISCA Round Robin 2023 | Jupiter ROU | 8.1 | Kacper Tomaszewski | Samuel-Timotei Ghimpu | 1/2-1/2 | 75 | Open |
| 303 | 2023-06-22 | GM FISCA Round Robin 2023 | Jupiter ROU | 7.1 | Henry Edward Tudor | Kacper Tomaszewski | 0-1 | 78 | Open |
| 304 | 2023-06-21 | GM FISCA Round Robin 2023 | Jupiter ROU | 6.1 | Kacper Tomaszewski | Yannay Ben Ari | 1/2-1/2 | 35 | Open |
| 305 | 2023-06-20 | GM FISCA Round Robin 2023 | Jupiter ROU | 5.1 | Andrei-Mihai Bonte | Kacper Tomaszewski | 1-0 | 38 | Open |
| 306 | 2023-06-19 | GM FISCA Round Robin 2023 | Jupiter ROU | 4.1 | Kacper Tomaszewski | Marius Manolache | 1-0 | 68 | Open |
| 307 | 2023-06-19 | GM FISCA Round Robin 2023 | Jupiter ROU | 3.1 | Momchil Petkov | Kacper Tomaszewski | 1-0 | 52 | Open |
| 308 | 2023-06-18 | GM FISCA Round Robin 2023 | Jupiter ROU | 2.1 | Kacper Tomaszewski | Marcin Molenda | 1/2-1/2 | 15 | Open |
| 309 | 2023-06-17 | GM FISCA Round Robin 2023 | Jupiter ROU | 1.1 | Alexandru-Vasile David | Kacper Tomaszewski | 1/2-1/2 | 34 | Open |
| 310 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 9 | Nikolai Vlassov | Kacper Tomaszewski | 0-1 | 25 | Open |
| 311 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 8 | Kacper Tomaszewski | Alexander Spichkin | 1-0 | 75 | Open |
| 312 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 7 | Kacper Tomaszewski | Alejandro Domingo Nunez | 0-1 | 35 | Open |
| 313 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 6 | Mohsen Gabr | Kacper Tomaszewski | 0-1 | 46 | Open |
| 314 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 5 | Kacper Tomaszewski | Jose Francisco R P Neves Veiga | 0-1 | 57 | Open |
| 315 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 4 | Kacper Tomaszewski | Regita Desyari Putri | 1-0 | 41 | Open |
| 316 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 3 | Harsh Suresh | Kacper Tomaszewski | 1-0 | 38 | Open |
| 317 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 2 | Caleb Levi Levitan | Kacper Tomaszewski | 0-1 | 54 | Open |
| 318 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 1 | Kacper Tomaszewski | Andrew Tang | 0-1 | 37 | Open |
| 319 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 11 | Kacper Tomaszewski | Alexei Belov | 0-1 | 34 | Open |
| 320 | 2023-06-06 | Titled Tue 6th Jun Early | chess.com INT | 10 | Olga Girya | Kacper Tomaszewski | 0-1 | 59 | Open |
| 321 | 2023-05-31 | Norway Chess Open Masters | Stavanger NOR | 7.19 | Jan Vidar Vestly | Kacper Tomaszewski | 0-1 | 40 | Open |
| 322 | 2023-05-30 | Norway Chess Open Masters | Stavanger NOR | 6.12 | Kacper Tomaszewski | Theo Gungl | 0-1 | 29 | Open |
| 323 | 2023-05-29 | Norway Chess Open Masters | Stavanger NOR | 5.5 | Erik Blomqvist | Kacper Tomaszewski | 1-0 | 42 | Open |
| 324 | 2023-05-29 | Norway Chess Open Masters | Stavanger NOR | 4.9 | Kacper Tomaszewski | Tor Fredrik Kaasen | 1-0 | 39 | Open |
| 325 | 2023-05-28 | Norway Chess Open Masters | Stavanger NOR | 3.11 | Marius Fromm | Kacper Tomaszewski | 1/2-1/2 | 50 | Open |
| 326 | 2023-05-28 | Norway Chess Open Masters | Stavanger NOR | 2.13 | Kacper Tomaszewski | Savitha Shri B | 1/2-1/2 | 37 | Open |
| 327 | 2023-05-27 | Norway Chess Open Masters | Stavanger NOR | 1.29 | Nikolay Jorgensen Den Roover | Kacper Tomaszewski | 0-1 | 38 | Open |
| 328 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 9 | Kacper Tomaszewski | Shubh Jayesh Laddha | 1-0 | 98 | Open |
| 329 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 8 | Kacper Tomaszewski | Steven Cooklev | 1-0 | 50 | Open |
| 330 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 7 | Djuro Skaric | Kacper Tomaszewski | 0-1 | 40 | Open |
| 331 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 6 | Kacper Tomaszewski | Ansh M Shah | 0-1 | 33 | Open |
| 332 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 5 | Andres Ingunza Curro | Kacper Tomaszewski | 0-1 | 21 | Open |
| 333 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 4 | Felix Rose | Kacper Tomaszewski | 1/2-1/2 | 86 | Open |
| 334 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 3 | Kacper Tomaszewski | Heinz Georg | 1/2-1/2 | 16 | Open |
| 335 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 2 | Jaime Rodriguez Santiago | Kacper Tomaszewski | 1-0 | 71 | Open |
| 336 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 1 | Kacper Tomaszewski | Alan Pichot | 0-1 | 32 | Open |
| 337 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 11 | Zbigniew Wieczorek | Kacper Tomaszewski | 1-0 | 57 | Open |
| 338 | 2023-05-16 | Titled Tue 16th May Late | chess.com INT | 10 | Tim Grutter | Kacper Tomaszewski | 1-0 | 38 | Open |
| 339 | 2023-05-09 | Titled Tue 9th May Early | chess.com INT | 3 | Igor Da Paz Palacio | Kacper Tomaszewski | 1-0 | 71 | Open |
| 340 | 2023-05-09 | Titled Tue 9th May Early | chess.com INT | 2 | Kacper Tomaszewski | Elliot Papadiamandis | 0-1 | 60 | Open |
| 341 | 2023-05-09 | Titled Tue 9th May Early | chess.com INT | 1 | Kacper Tomaszewski | Edison Ruge | 1-0 | 88 | Open |
| 342 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 9 | Veselin Pantev | Kacper Tomaszewski | 1-0 | 30 | Open |
| 343 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 8 | Kacper Tomaszewski | Georgios Kanakaris | 1-0 | 39 | Open |
| 344 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 7 | Paulo Jodorcovsky Werjivker | Kacper Tomaszewski | 0-1 | 43 | Open |
| 345 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 6 | Kacper Tomaszewski | Siem Van Dael | 1-0 | 48 | Open |
| 346 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 5 | Josep Romero Ruscalleda | Kacper Tomaszewski | 1/2-1/2 | 70 | Open |
| 347 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 4 | Kacper Tomaszewski | Artin Ashraf | 0-1 | 50 | Open |
| 348 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 3 | Kacper Tomaszewski | Talaibek Osmonbekov | 1/2-1/2 | 63 | Open |
| 349 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 2 | Tamaz Mgeladze | Kacper Tomaszewski | 1-0 | 45 | Open |
| 350 | 2023-05-02 | Titled Tue 2nd May Late | chess.com INT | 1 | Nelson Carlos Munoz Misselis | Kacper Tomaszewski | 0-1 | 42 | Open |
| 351 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 9 | Kacper Tomaszewski | Aliona Garmash | 1-0 | 22 | Open |
| 352 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 8 | Kacper Tomaszewski | Rushan Bogaudinov | 1-0 | 54 | Open |
| 353 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 7 | Alexey Averjanov | Kacper Tomaszewski | 1-0 | 45 | Open |
| 354 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 6 | Kacper Tomaszewski | Matias Jaque Gutierrez | 1-0 | 68 | Open |
| 355 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 5 | Gabriel Eidelman | Kacper Tomaszewski | 0-1 | 53 | Open |
| 356 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 4 | Vasif Durarbayli | Kacper Tomaszewski | 1-0 | 22 | Open |
| 357 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 3 | Kacper Tomaszewski | Rafal Szyszylo | 1-0 | 66 | Open |
| 358 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 2 | John Stark | Kacper Tomaszewski | 1/2-1/2 | 75 | Open |
| 359 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 11 | Kacper Tomaszewski | Stanislav Tsyhanchuk | 1-0 | 76 | Open |
| 360 | 2023-04-25 | Titled Tue 25th Apr Late | chess.com INT | 10 | Artin Ashraf | Kacper Tomaszewski | 1-0 | 23 | Open |
| 361 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 9 | Kacper Tomaszewski | Irina Petrova | 1-0 | 42 | Open |
| 362 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 8 | Andrei Skvortsov | Kacper Tomaszewski | 1-0 | 38 | Open |
| 363 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 7 | Kacper Tomaszewski | Sergey Koutsin | 1-0 | 33 | Open |
| 364 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 6 | Harshavardhan G B | Kacper Tomaszewski | 1-0 | 40 | Open |
| 365 | 2023-04-18 | Titled Tue 18th Apr Late | chess.com INT | 6 | Kacper Tomaszewski | Mihailo Djokic | 0-1 | 31 | Open |
| 366 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 5 | Alexandr Fier | Kacper Tomaszewski | 1-0 | 18 | Open |
| 367 | 2023-04-18 | Titled Tue 18th Apr Late | chess.com INT | 5 | Jan Boder | Kacper Tomaszewski | 0-1 | 47 | Open |
| 368 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 4 | Kacper Tomaszewski | Qingyu Yuan | 1-0 | 39 | Open |
| 369 | 2023-04-18 | Titled Tue 18th Apr Late | chess.com INT | 4 | Kacper Tomaszewski | Alisher Begmuratov | 0-1 | 33 | Open |
| 370 | 2023-04-18 | Titled Tue 18th Apr Late | chess.com INT | 3 | Erick Feitosa Da Silva | Kacper Tomaszewski | 0-1 | 47 | Open |
| 371 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 3 | Kacper Tomaszewski | Ewa Barwinska | 1-0 | 37 | Open |
| 372 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 2 | Milosz Szpar | Kacper Tomaszewski | 1-0 | 49 | Open |
| 373 | 2023-04-18 | Titled Tue 18th Apr Late | chess.com INT | 2 | Kacper Tomaszewski | Thomas Beerdsen | 0-1 | 32 | Open |
| 374 | 2023-04-18 | Titled Tue 18th Apr Late | chess.com INT | 1 | Yara Allam | Kacper Tomaszewski | 0-1 | 56 | Open |
| 375 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 1 | Franck Steenbekkers | Kacper Tomaszewski | 0-1 | 24 | Open |
| 376 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 11 | Leandro Jimenez Jimenez | Kacper Tomaszewski | 1-0 | 40 | Open |
| 377 | 2023-04-18 | Titled Tue 18th Apr Early | chess.com INT | 10 | Kacper Tomaszewski | Dennis Wagner | 0-1 | 57 | Open |
| 378 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 9 | Kacper Tomaszewski | Grigory Seletsky | 1-0 | 52 | Open |
| 379 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 8 | Ivan Aldokhin | Kacper Tomaszewski | 1-0 | 42 | Open |
| 380 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 7 | Kacper Tomaszewski | Talaibek Osmonbekov | 1-0 | 40 | Open |
| 381 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 6 | Oleksii Bilych | Kacper Tomaszewski | 1-0 | 20 | Open |
| 382 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 5 | Kacper Tomaszewski | Burak Ozalp | 1-0 | 47 | Open |
| 383 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 4 | Marco Riehle | Kacper Tomaszewski | 1-0 | 40 | Open |
| 384 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 3 | Kacper Tomaszewski | Aleksandra Tarnowska | 1-0 | 43 | Open |
| 385 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 2 | Matthias Bach | Kacper Tomaszewski | 0-1 | 29 | Open |
| 386 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 1 | Kacper Tomaszewski | Denis Lazavik | 0-1 | 52 | Open |
| 387 | 2023-04-11 | Titled Tue 11th Apr Late | chess.com INT | 10 | Kacper Tomaszewski | Tanitoluwa Adewumi | 0-1 | 27 | Open |
| 388 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 9 | Adan Rios Escobar | Kacper Tomaszewski | 1-0 | 55 | Open |
| 389 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 8 | Kacper Tomaszewski | Nikita Klepikov | 1-0 | 54 | Open |
| 390 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 7 | Lile Koridze | Kacper Tomaszewski | 1-0 | 30 | Open |
| 391 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 6 | Kacper Tomaszewski | Stephen Jessel | 0-1 | 42 | Open |
| 392 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 5 | Kacper Tomaszewski | Tomas Kraus | 1-0 | 33 | Open |
| 393 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 4 | Teimur Toktomushev | Kacper Tomaszewski | 0-1 | 56 | Open |
| 394 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 3 | Kacper Tomaszewski | Olga Matveeva | 0-1 | 35 | Open |
| 395 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 2 | Reza Mahdavi | Kacper Tomaszewski | 1-0 | 36 | Open |
| 396 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 1 | Argimiro Aponte Ramos | Kacper Tomaszewski | 0-1 | 39 | Open |
| 397 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 10 | David Okike | Kacper Tomaszewski | 1-0 | 54 | Open |
| 398 | 2023-04-02 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.1 | Kacper Tomaszewski | Adam Frank | 1/2-1/2 | 65 | Open |
| 399 | 2023-04-01 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 10.2 | Natalie Kanakova | Kacper Tomaszewski | 1/2-1/2 | 52 | Open |
| 400 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 9 | Kacper Tomaszewski | Julio Cesar Diaz Rosas | 1-0 | 21 | Open |
| 401 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 8 | Kacper Tomaszewski | Samuel Zenelaj | 1-0 | 58 | Open |
| 402 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 7 | Leonid Guerb | Kacper Tomaszewski | 0-1 | 67 | Open |
| 403 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 6 | Kacper Tomaszewski | Ward Al-Tarboush | 0-1 | 64 | Open |
| 404 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 5 | Kacper Tomaszewski | Regita Desyari Putri | 1-0 | 24 | Open |
| 405 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 4 | Hrvoje Fajdetic | Kacper Tomaszewski | 0-1 | 11 | Open |
| 406 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 3 | Elene Tsotsonava | Kacper Tomaszewski | 1-0 | 77 | Open |
| 407 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 2 | Kacper Tomaszewski | Denis Makhnev | 0-1 | 29 | Open |
| 408 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 1 | Kacper Tomaszewski | Emin Ohanyan | 0-1 | 45 | Open |
| 409 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 11 | Kacper Tomaszewski | Krzysztof Budrewicz | 1-0 | 24 | Open |
| 410 | 2023-03-21 | Titled Tue 21st Mar Early | chess.com INT | 10 | Aleks Sahakyan | Kacper Tomaszewski | 1-0 | 57 | Open |
| 411 | 2023-03-07 | Titled Tue 7th Mar Late | chess.com INT | 1 | Kacper Tomaszewski | Ruifeng Li | 0-1 | 16 | Open |
| 412 | 2023-02-26 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.5 | Rafal Tymrakiewicz | Kacper Tomaszewski | 1/2-1/2 | 8 | Open |
| 413 | 2023-02-21 | 39th Cappelle Open 2023 | Cappelle la Grande FRA | 5.7 | Kacper Tomaszewski | Krishnan Sasikiran | 0-1 | 43 | Open |
| 414 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 9 | Kacper Tomaszewski | Cherry Ann Mejia | 1-0 | 9 | Open |
| 415 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 8 | Kacper Tomaszewski | Bartosz Sowul | 1-0 | 55 | Open |
| 416 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 7 | Klementy Sychev | Kacper Tomaszewski | 1-0 | 57 | Open |
| 417 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 6 | Kacper Tomaszewski | Sai Han Thiha | 1-0 | 64 | Open |
| 418 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 5 | Kacper Tomaszewski | Alexandros Papasimakopoulos | 0-1 | 36 | Open |
| 419 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 4 | Ekaterini Pavlidou | Kacper Tomaszewski | 0-1 | 92 | Open |
| 420 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 3 | Kacper Tomaszewski | Roberto Calheiros de Miranda Jr | 1-0 | 40 | Open |
| 421 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 2 | Emilia Dylag | Kacper Tomaszewski | 1-0 | 102 | Open |
| 422 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 1 | Leinier Dominguez Perez | Kacper Tomaszewski | 1-0 | 40 | Open |
| 423 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 11 | Kacper Tomaszewski | Evgeny V. Melikhov | 1-0 | 40 | Open |
| 424 | 2023-01-31 | Titled Tue 31st Jan Early | chess.com INT | 10 | Azer Mirzoev | Kacper Tomaszewski | 1-0 | 23 | Open |
| 425 | 2023-01-29 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.6 | Krzysztof Jakubowski | Kacper Tomaszewski | 1-0 | 53 | Open |
| 426 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 9 | Kacper Tomaszewski | Ruben Domingo Nunez | 1-0 | 38 | Open |
| 427 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 8 | John Curtis | Kacper Tomaszewski | 0-1 | 46 | Open |
| 428 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 7 | Galina Novikova | Kacper Tomaszewski | 0-1 | 37 | Open |
| 429 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 6 | Kacper Tomaszewski | Malcolm Pein | 1/2-1/2 | 69 | Open |
| 430 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 5 | Alexander Alexikov | Kacper Tomaszewski | 0-1 | 31 | Open |
| 431 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 4 | Kacper Tomaszewski | Miguel Mosquera | 0-1 | 36 | Open |
| 432 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 3 | Kacper Tomaszewski | Vladimir Zakhartsov | 0-1 | 55 | Open |
| 433 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 2 | Pedro Filipe Rego | Kacper Tomaszewski | 0-1 | 48 | Open |
| 434 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 11 | Zbigniew Pakleza | Kacper Tomaszewski | 0-1 | 54 | Open |
| 435 | 2023-01-24 | Titled Tue 24th Jan Late | chess.com INT | 10 | Sebastian Mihajlov | Kacper Tomaszewski | 1-0 | 31 | Open |
| 436 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 9 | Wagh Suyog | Kacper Tomaszewski | 1-0 | 35 | Open |
| 437 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 8 | Kacper Tomaszewski | Airat Sadubayev | 0-1 | 51 | Open |
| 438 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 7 | Kacper Tomaszewski | Dawid Niekras | 1-0 | 60 | Open |
| 439 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 6 | Edgard Vinicius Zanette | Kacper Tomaszewski | 0-1 | 48 | Open |
| 440 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 5 | Benik Agasarov | Kacper Tomaszewski | 1-0 | 33 | Open |
| 441 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 4 | Kacper Tomaszewski | Saadat Bashirli | 1-0 | 41 | Open |
| 442 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 3 | Kacper Tomaszewski | Aleksandra Samaganova | 1-0 | 31 | Open |
| 443 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 2 | Abilmansur Abdilkhair | Kacper Tomaszewski | 1-0 | 65 | Open |
| 444 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 11 | Qingyu Yuan | Kacper Tomaszewski | 1-0 | 31 | Open |
| 445 | 2023-01-17 | Titled Tue 17th Jan Early | chess.com INT | 10 | Kacper Tomaszewski | Pedro Gil Ferreira Da Silva | 1-0 | 32 | Open |
| 446 | 2023-01-15 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.6 | Kacper Tomaszewski | Ladislav Dobrovolsky | 1-0 | 30 | Open |
| 447 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 9 | Michael Buscar | Kacper Tomaszewski | 0-1 | 36 | Open |
| 448 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 8 | Kacper Tomaszewski | Ivan Kalajzic | 0-1 | 71 | Open |
| 449 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 7 | Arsen Kukhmazov | Kacper Tomaszewski | 1-0 | 23 | Open |
| 450 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 6 | Dilshad Mohammed | Kacper Tomaszewski | 0-1 | 36 | Open |
| 451 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 5 | Kacper Tomaszewski | Qingyu Yuan | 0-1 | 48 | Open |
| 452 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 4 | Leonid Starozhilov | Kacper Tomaszewski | 1-0 | 31 | Open |
| 453 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 3 | Kacper Tomaszewski | Miguel Santos Ruiz | 1-0 | 35 | Open |
| 454 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 2 | Vladyslav Fishchuk | Kacper Tomaszewski | 0-1 | 31 | Open |
| 455 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 1 | Kacper Tomaszewski | Axel Bachmann | 0-1 | 28 | Open |
| 456 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 11 | Sargis Sargissyan | Kacper Tomaszewski | 1/2-1/2 | 71 | Open |
| 457 | 2023-01-10 | Titled Tue 10th Jan Early | chess.com INT | 10 | Kacper Tomaszewski | Evgeniya Doluhanova | 0-1 | 59 | Open |
| 458 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 9 | Evgeny V. Melikhov | Kacper Tomaszewski | 1-0 | 37 | Open |
| 459 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 8 | Kacper Tomaszewski | Moritz Gressmann | 1/2-1/2 | 75 | Open |
| 460 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 7 | Ivan Babikov | Kacper Tomaszewski | 1-0 | 82 | Open |
| 461 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 6 | Kacper Tomaszewski | Kirill Klukin | 0-1 | 69 | Open |
| 462 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 5 | Kacper Tomaszewski | Robert Sanchez | 1-0 | 35 | Open |
| 463 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 4 | Georgios Kanakaris | Kacper Tomaszewski | 1-0 | 54 | Open |
| 464 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 3 | Olga Matveeva | Kacper Tomaszewski | 0-1 | 39 | Open |
| 465 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 2 | Kacper Tomaszewski | Saadat Bashirli | 1/2-1/2 | 68 | Open |
| 466 | 2023-01-03 | Titled Tue 3rd Jan Early | chess.com INT | 1 | Matthias Bluebaum | Kacper Tomaszewski | 1-0 | 34 | Open |
| 467 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 9 | Dmitry Gurevich | Kacper Tomaszewski | 0-1 | 59 | Open |
| 468 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 8 | Kacper Tomaszewski | Nadya Toncheva | 0-1 | 48 | Open |
| 469 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 7 | Kacper Tomaszewski | Nikolai Vlassov | 0-1 | 53 | Open |
| 470 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 6 | Eduardo Jesus Mendez Fortes | Kacper Tomaszewski | 0-1 | 42 | Open |
| 471 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 5 | Kacper Tomaszewski | Garrett L Smith | 1-0 | 31 | Open |
| 472 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 4 | Diego Adla | Kacper Tomaszewski | 1-0 | 30 | Open |
| 473 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 3 | Kacper Tomaszewski | Jake Kleiman | 1/2-1/2 | 90 | Open |
| 474 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 2 | Kacper Tomaszewski | Gerardo Fernandez Hernandez | 1-0 | 67 | Open |
| 475 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 1 | Martyn Kravtsiv | Kacper Tomaszewski | 1-0 | 42 | Open |
| 476 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 11 | Santiago Avila Pavas | Kacper Tomaszewski | 1-0 | 35 | Open |
| 477 | 2022-12-27 | Titled Tue 27th Dec Late | chess.com INT | 10 | Kacper Tomaszewski | Faustino Oro | 1-0 | 36 | Open |
| 478 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 9 | Kacper Tomaszewski | Artem Chernobay | 1-0 | 35 | Open |
| 479 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 8 | Kacper Tomaszewski | Ruben Gideon Koellner | 1/2-1/2 | 82 | Open |
| 480 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 7 | Sergey Kim | Kacper Tomaszewski | 0-1 | 38 | Open |
| 481 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 6 | Aleks Sahakyan | Kacper Tomaszewski | 1/2-1/2 | 57 | Open |
| 482 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 5 | Kacper Tomaszewski | Marius Fromm | 1-0 | 24 | Open |
| 483 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 4 | Kacper Tomaszewski | Sankalan Shah | 1-0 | 31 | Open |
| 484 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 3 | Aleksandra Tarnowska | Kacper Tomaszewski | 0-1 | 24 | Open |
| 485 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 2 | Kacper Tomaszewski | Elham Amar | 0-1 | 43 | Open |
| 486 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 1 | Yoav Milikow | Kacper Tomaszewski | 1-0 | 57 | Open |
| 487 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 11 | Robert Aloma Vidal | Kacper Tomaszewski | 1/2-1/2 | 63 | Open |
| 488 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 10 | Jose Carlos Ibarra Jerez | Kacper Tomaszewski | 1-0 | 38 | Open |
| 489 | 2022-12-11 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.5 | Kacper Tomaszewski | Filip Neumann | 1/2-1/2 | 43 | Open |
| 490 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 9 | Kostya Kavutskiy | Kacper Tomaszewski | 1-0 | 50 | Open |
| 491 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 8 | Kacper Tomaszewski | Pedro Espinosa | 1-0 | 57 | Open |
| 492 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 7 | Kacper Tomaszewski | Tom O`Gorman | 0-1 | 36 | Open |
| 493 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 6 | Miroslav Savic | Kacper Tomaszewski | 0-1 | 22 | Open |
| 494 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 5 | Kacper Tomaszewski | Eduardo Jesus Mendez Fortes | 0-1 | 42 | Open |
| 495 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 4 | Richard Mladek | Kacper Tomaszewski | 0-1 | 66 | Open |
| 496 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 3 | Kacper Tomaszewski | Gerardo Fernandez Hernandez | 1-0 | 22 | Open |
| 497 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 2 | Dantelle Joubert | Kacper Tomaszewski | 1-0 | 52 | Open |
| 498 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 1 | Kacper Tomaszewski | Dmitry Goltsev | 0-1 | 22 | Open |
| 499 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 11 | Kacper Tomaszewski | Sergey Kim | 0-1 | 63 | Open |
| 500 | 2022-12-06 | Titled Tue 6th Dec Late | chess.com INT | 10 | Kacper Tomaszewski | Felix Rose | 1-0 | 40 | Open |
| 501 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 8 | Francisco Silva Gonzalez | Kacper Tomaszewski | 1-0 | 55 | Open |
| 502 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 7 | Kacper Tomaszewski | Dusan Radovanovic | 1/2-1/2 | 65 | Open |
| 503 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 6 | Grigory Seletsky | Kacper Tomaszewski | 1/2-1/2 | 59 | Open |
| 504 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 5 | Kacper Tomaszewski | Lucas Foerster-Yialamas | 1/2-1/2 | 82 | Open |
| 505 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 4 | Alexandre Qashashvili | Kacper Tomaszewski | 1/2-1/2 | 52 | Open |
| 506 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 3 | Kacper Tomaszewski | Kevin Bordi | 0-1 | 41 | Open |
| 507 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 2 | Kacper Tomaszewski | Simeon Todev | 1-0 | 12 | Open |
| 508 | 2022-11-29 | Titled Tue 29th Nov Late | chess.com INT | 1 | A.R. Saleh Salem | Kacper Tomaszewski | 1-0 | 17 | Open |
| 509 | 2022-11-27 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.1 | Kacper Tomaszewski | Petr Pisk | 1/2-1/2 | 40 | Open |
| 510 | 2022-11-26 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.1 | Christoph Menezes | Kacper Tomaszewski | 0-1 | 41 | Open |
| 511 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 9 | Kacper Tomaszewski | Ismail Tarik Baltaci | 1/2-1/2 | 85 | Open |
| 512 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 8 | Daniel Barria Zuniga | Kacper Tomaszewski | 1/2-1/2 | 58 | Open |
| 513 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 7 | Leonid Guerb | Kacper Tomaszewski | 0-1 | 29 | Open |
| 514 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 6 | Kacper Tomaszewski | Oleg Artemenko | 0-1 | 52 | Open |
| 515 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 5 | Kacper Tomaszewski | Evgeniya Doluhanova | 1-0 | 52 | Open |
| 516 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 4 | Andrew Brown | Kacper Tomaszewski | 1/2-1/2 | 127 | Open |
| 517 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 3 | Kacper Tomaszewski | Wilfredo Sariego Figueredo | 1-0 | 22 | Open |
| 518 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 2 | Kacper Tomaszewski | Harald Schmidt | 0-1 | 40 | Open |
| 519 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 1 | Ray Robson | Kacper Tomaszewski | 1-0 | 16 | Open |
| 520 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 11 | Alexey Averjanov | Kacper Tomaszewski | 1-0 | 61 | Open |
| 521 | 2022-11-22 | Titled Tue 22nd Nov Late | chess.com INT | 10 | Hernan Filgueira | Kacper Tomaszewski | 0-1 | 65 | Open |
| 522 | 2022-11-01 | Titled Tue 1st Nov Early | chess.com INT | 9 | Gerardo Fernandez Hernandez | Kacper Tomaszewski | 0-1 | 32 | Open |
| 523 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 9 | Blazej Grot | Kacper Tomaszewski | 1-0 | 39 | Open |
| 524 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 8 | Ben Li | Kacper Tomaszewski | 1-0 | 45 | Open |
| 525 | 2022-11-01 | Titled Tue 1st Nov Early | chess.com INT | 8 | Daniel Shapiro | Kacper Tomaszewski | 1/2-1/2 | 72 | Open |
| 526 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 7 | Kacper Tomaszewski | Peter Constantinou | 1-0 | 31 | Open |
| 527 | 2022-11-01 | Titled Tue 1st Nov Early | chess.com INT | 7 | Kacper Tomaszewski | Barthelemy Bongo Akanga Ndjila | 1-0 | 44 | Open |
| 528 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 6 | Ryan Young | Kacper Tomaszewski | 1/2-1/2 | 65 | Open |
| 529 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 5 | Kacper Tomaszewski | Serhan Berat Ozdemir | 0-1 | 59 | Open |
| 530 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 4 | Roman Yanchenko | Kacper Tomaszewski | 1-0 | 35 | Open |
| 531 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 3 | Jose Luis Roque Sola | Kacper Tomaszewski | 0-1 | 26 | Open |
| 532 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 2 | Kacper Tomaszewski | Mateusz Bartel | 0-1 | 62 | Open |
| 533 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 1 | Kacper Tomaszewski | Dantelle Joubert | 1-0 | 24 | Open |
| 534 | 2022-11-01 | Titled Tue 1st Nov Early | chess.com INT | 11 | Kacper Tomaszewski | Cristiano Gomes De Souza | 1-0 | 19 | Open |
| 535 | 2022-11-01 | Titled Tue 1st Nov Early | chess.com INT | 10 | Kacper Tomaszewski | V Toshali | 1-0 | 14 | Open |
| 536 | 2022-11-01 | Titled Tue 1st Nov Late | chess.com INT | 10 | Kacper Tomaszewski | Avi Harrison Kaplan | 0-1 | 34 | Open |
| 537 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 9 | Kacper Tomaszewski | Vladimir Mikhailovsky | 0-1 | 89 | Open |
| 538 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 8 | Kacper Tomaszewski | Mikhail Bryakin | 1/2-1/2 | 142 | Open |
| 539 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 7 | Joshua Colas | Kacper Tomaszewski | 0-1 | 64 | Open |
| 540 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 6 | Tomasz Mika | Kacper Tomaszewski | 0-1 | 49 | Open |
| 541 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 5 | Kacper Tomaszewski | Evan S Rosenberg | 1/2-1/2 | 25 | Open |
| 542 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 4 | Ethan Saya | Kacper Tomaszewski | 0-1 | 51 | Open |
| 543 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 3 | Kacper Tomaszewski | Michal Tworuszka | 0-1 | 53 | Open |
| 544 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 2 | Kacper Tomaszewski | Qingyu Yuan | 0-1 | 49 | Open |
| 545 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 1 | Mauricio Vargas Benavides | Kacper Tomaszewski | 0-1 | 33 | Open |
| 546 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 11 | Kacper Tomaszewski | Andrew Brown | 1-0 | 37 | Open |
| 547 | 2022-10-25 | Titled Tue 25th Oct Early | chess.com INT | 10 | Balazs Csonka | Kacper Tomaszewski | 1-0 | 52 | Open |
| 548 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 9 | Florian Daeschler | Kacper Tomaszewski | 1/2-1/2 | 36 | Open |
| 549 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 8 | Kacper Tomaszewski | Josep Romero Ruscalleda | 1-0 | 36 | Open |
| 550 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 7 | Lazaro Lorenzo De La Riva | Kacper Tomaszewski | 1-0 | 49 | Open |
| 551 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 6 | Kacper Tomaszewski | Evan S Rosenberg | 1-0 | 55 | Open |
| 552 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 5 | Diego Carbone | Kacper Tomaszewski | 1-0 | 69 | Open |
| 553 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 4 | Kacper Tomaszewski | Marcel Winkels | 1-0 | 47 | Open |
| 554 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 3 | Jemal Ovezdurdyyeva | Kacper Tomaszewski | 1-0 | 39 | Open |
| 555 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 2 | Ieuan C Ward | Kacper Tomaszewski | 1/2-1/2 | 111 | Open |
| 556 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 1 | Kacper Tomaszewski | Alkhoori Eisa Mohmood | 0-1 | 45 | Open |
| 557 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 11 | Charles H Storey | Kacper Tomaszewski | 0-1 | 48 | Open |
| 558 | 2022-10-18 | Titled Tue 18th Oct Late | chess.com INT | 10 | Kacper Tomaszewski | Maksim Omariev | 1-0 | 45 | Open |
| 559 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 9 | Kacper Tomaszewski | Fausto Castella Garcia | 1-0 | 23 | Open |
| 560 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 8 | Egor Baskakov | Kacper Tomaszewski | 1-0 | 42 | Open |
| 561 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 7 | Kacper Tomaszewski | Aziz Mert Erdogdu | 0-1 | 38 | Open |
| 562 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 6 | Kacper Tomaszewski | Sergey Slugin | 1-0 | 37 | Open |
| 563 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 5 | Oleksii Bilych | Kacper Tomaszewski | 1-0 | 19 | Open |
| 564 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 4 | Shota Azaladze | Kacper Tomaszewski | 0-1 | 30 | Open |
| 565 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 3 | Kacper Tomaszewski | Alfie Onslow | 1-0 | 55 | Open |
| 566 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 2 | Arystanbek Urazayev | Kacper Tomaszewski | 1-0 | 57 | Open |
| 567 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 1 | Jacques Muller Luxama | Kacper Tomaszewski | 0-1 | 51 | Open |
| 568 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 11 | Kacper Tomaszewski | Aleksandra Goryachkina | 0-1 | 82 | Open |
| 569 | 2022-10-11 | Titled Tue 11th Oct Late | chess.com INT | 10 | Aleksa Petrovic | Kacper Tomaszewski | 0-1 | 34 | Open |
| 570 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 9 | Christopher Guzman | Kacper Tomaszewski | 0-1 | 0 | Open |
| 571 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 8 | Kacper Tomaszewski | Grzegorz Nasuta | 1/2-1/2 | 23 | Open |
| 572 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 7 | Charles H Storey | Kacper Tomaszewski | 0-1 | 73 | Open |
| 573 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 6 | Kacper Tomaszewski | Chen Zou | 0-1 | 67 | Open |
| 574 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 5 | Kacper Tomaszewski | Rastko Svicevic | 1-0 | 22 | Open |
| 575 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 4 | Nicholas Ladan | Kacper Tomaszewski | 0-1 | 67 | Open |
| 576 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 3 | Kacper Tomaszewski | David Paravyan | 0-1 | 58 | Open |
| 577 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 2 | Olga Matveeva | Kacper Tomaszewski | 0-1 | 51 | Open |
| 578 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 1 | Kacper Tomaszewski | Matthias Bluebaum | 0-1 | 80 | Open |
| 579 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 11 | Oleksii Bilych | Kacper Tomaszewski | 1-0 | 38 | Open |
| 580 | 2022-10-04 | Titled Tue 4th Oct Late | chess.com INT | 10 | Kacper Tomaszewski | Vladimir Mikhailovsky | 1-0 | 34 | Open |
| 581 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 9 | Jan Malek | Kacper Tomaszewski | 1-0 | 41 | Open |
| 582 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 8 | Kacper Tomaszewski | Zbigniew Pakleza | 0-1 | 52 | Open |
| 583 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 7 | Michal Koziorowicz | Kacper Tomaszewski | 0-1 | 56 | Open |
| 584 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 6 | Kacper Tomaszewski | Arystanbek Urazayev | 0-1 | 54 | Open |
| 585 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 5 | Mustafa Yilmaz | Kacper Tomaszewski | 0-1 | 45 | Open |
| 586 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 4 | Kacper Tomaszewski | Andrey Levitskiy | 1-0 | 112 | Open |
| 587 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 3 | Nikita Khoroshev | Kacper Tomaszewski | 0-1 | 34 | Open |
| 588 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 2 | Anatoly Bykhovsky | Kacper Tomaszewski | 1-0 | 34 | Open |
| 589 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 1 | Kacper Tomaszewski | Bharath Subramaniyam H | 1-0 | 43 | Open |
| 590 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 11 | Kacper Tomaszewski | Cristi Machidon | 0-1 | 36 | Open |
| 591 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 10 | Bahadir Ozen | Kacper Tomaszewski | 1/2-1/2 | 74 | Open |
| 592 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 9 | Iung Alicio de O. Pinheiro | Kacper Tomaszewski | 0-1 | 0 | Open |
| 593 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 8 | Miguel Munoz Sanchez | Kacper Tomaszewski | 0-1 | 32 | Open |
| 594 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 7 | Kacper Tomaszewski | Ruben Domingo Nunez | 0-1 | 35 | Open |
| 595 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 6 | Boris Itkis | Kacper Tomaszewski | 0-1 | 45 | Open |
| 596 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 5 | Kacper Tomaszewski | Alen Yeremyan | 0-1 | 36 | Open |
| 597 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 4 | Darius Viskelis | Kacper Tomaszewski | 0-1 | 55 | Open |
| 598 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 3 | Kacper Tomaszewski | Marco Riehle | 0-1 | 74 | Open |
| 599 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 2 | Kacper Tomaszewski | Brendan Zou | 1-0 | 41 | Open |
| 600 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 1 | Josep Manuel Lopez Martinez | Kacper Tomaszewski | 1-0 | 57 | Open |
| 601 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 11 | Alexei Gubajdullin | Kacper Tomaszewski | 1-0 | 49 | Open |
| 602 | 2022-09-20 | Titled Tue 20th Sep Early | chess.com INT | 10 | Kacper Tomaszewski | Jose Rafael Gascon Del Nogal | 1-0 | 41 | Open |
| 603 | 2022-09-11 | TCh-POL 1st League 2022 | Sypniewo POL | 9.7 | Kacper Tomaszewski | Jakub Garbowski | 1-0 | 92 | Open |
| 604 | 2022-09-10 | TCh-POL 1st League 2022 | Sypniewo POL | 8.5 | Maciej Marszalek | Kacper Tomaszewski | 1-0 | 34 | Open |
| 605 | 2022-09-09 | TCh-POL 1st League 2022 | Sypniewo POL | 7.2 | Kacper Tomaszewski | Tomasz Markowski | 0-1 | 75 | Open |
| 606 | 2022-09-08 | TCh-POL 1st League 2022 | Sypniewo POL | 6.1 | Kacper Tomaszewski | Jakub Kosakowski | 1/2-1/2 | 48 | Open |
| 607 | 2022-09-07 | TCh-POL 1st League 2022 | Sypniewo POL | 5.3 | Piotr Snihur | Kacper Tomaszewski | 1/2-1/2 | 63 | Open |
| 608 | 2022-09-06 | TCh-POL 1st League 2022 | Sypniewo POL | 4.4 | Kacper Tomaszewski | Dawid Czerw | 1/2-1/2 | 37 | Open |
| 609 | 2022-09-05 | TCh-POL 1st League 2022 | Sypniewo POL | 3.8 | Kacper Tomaszewski | Mateusz Brzezinski | 1/2-1/2 | 52 | Open |
| 610 | 2022-09-04 | TCh-POL 1st League 2022 | Sypniewo POL | 2.5 | Milosz Szpar | Kacper Tomaszewski | 1/2-1/2 | 25 | Open |
| 611 | 2022-09-03 | TCh-POL 1st League 2022 | Sypniewo POL | 1.11 | Kacper Tomaszewski | Szymon Skurniak | 1/2-1/2 | 57 | Open |
| 612 | 2022-08-21 | Riga Tech Open A 2022 | Riga LAT | 9.7 | Pier Luigi Basso | Kacper Tomaszewski | 1/2-1/2 | 32 | Open |
| 613 | 2022-08-20 | Riga Tech Open A 2022 | Riga LAT | 8.15 | Kacper Tomaszewski | Tomas Povilaitis | 1-0 | 51 | Open |
| 614 | 2022-08-19 | Riga Tech Open A 2022 | Riga LAT | 7.5 | Semen Mitusov | Kacper Tomaszewski | 1-0 | 47 | Open |
| 615 | 2022-08-18 | Riga Tech Open A 2022 | Riga LAT | 6.13 | Kacper Tomaszewski | Mathias Lind Schouten | 1-0 | 35 | Open |
| 616 | 2022-08-18 | Riga Tech Open A 2022 | Riga LAT | 5.13 | Juras Mickevicius | Kacper Tomaszewski | 1/2-1/2 | 35 | Open |
| 617 | 2022-08-17 | Riga Tech Open A 2022 | Riga LAT | 4.16 | Kacper Tomaszewski | Aleksandras Salna | 1-0 | 47 | Open |
| 618 | 2022-08-16 | Riga Tech Open A 2022 | Riga LAT | 3.18 | Vaidotas Valantiejus | Kacper Tomaszewski | 1/2-1/2 | 27 | Open |
| 619 | 2022-08-15 | Riga Tech Open A 2022 | Riga LAT | 1.23 | Jeffrey Paulus | Kacper Tomaszewski | 1/2-1/2 | 77 | Open |
| 620 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 9 | Matthias Bach | Kacper Tomaszewski | 0-1 | 43 | Open |
| 621 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 8 | Kacper Tomaszewski | Gianmarco Leiva | 0-1 | 69 | Open |
| 622 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 7 | Kacper Tomaszewski | Jain Jeet | 1/2-1/2 | 108 | Open |
| 623 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 6 | Ori Taichman | Kacper Tomaszewski | 1-0 | 27 | Open |
| 624 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 5 | Kacper Tomaszewski | David Zhurbinsky | 1-0 | 18 | Open |
| 625 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 4 | Kacper Tomaszewski | Gerardo Fernandez Hernandez | 1-0 | 51 | Open |
| 626 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 3 | Terry Luo | Kacper Tomaszewski | 1-0 | 47 | Open |
| 627 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 2 | Kacper Tomaszewski | 4489270234334223919 | 1-0 | 24 | Open |
| 628 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 1 | Igor L. Vakhlamov | Kacper Tomaszewski | 1-0 | 48 | Open |
| 629 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 11 | Kacper Tomaszewski | Alexey Averjanov | 1/2-1/2 | 62 | Open |
| 630 | 2022-08-09 | Titled Tue 9th Aug Late | chess.com INT | 10 | Daniel Barria Zuniga | Kacper Tomaszewski | 0-1 | 59 | Open |
| 631 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 9 | Atanas Dimitrov | Kacper Tomaszewski | 1-0 | 31 | Open |
| 632 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 8 | Luisa Bashylina | Kacper Tomaszewski | 0-1 | 64 | Open |
| 633 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 7 | Kacper Tomaszewski | Orest Vovk | 0-1 | 51 | Open |
| 634 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 6 | Paolo Ciuffoletti | Kacper Tomaszewski | 0-1 | 28 | Open |
| 635 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 5 | Kacper Tomaszewski | Dmitry Tatarinov | 0-1 | 31 | Open |
| 636 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 4 | Hrvoje Fajdetic | Kacper Tomaszewski | 0-1 | 43 | Open |
| 637 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 3 | Kacper Tomaszewski | Juan Cruz Arias | 0-1 | 39 | Open |
| 638 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 2 | Marcel Winkels | Kacper Tomaszewski | 0-1 | 29 | Open |
| 639 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 1 | Kacper Tomaszewski | Rodrigo Vasquez Schroeder | 0-1 | 50 | Open |
| 640 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 11 | Dawid Janaszak | Kacper Tomaszewski | 1-0 | 44 | Open |
| 641 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 10 | Kacper Tomaszewski | Blazej Grot | 1-0 | 33 | Open |
| 642 | 2022-07-12 | Titled Tue 12th Jul Late | chess.com INT | 5 | Kacper Tomaszewski | Levente Papp | 0-1 | 23 | Open |
| 643 | 2022-07-12 | Titled Tue 12th Jul Late | chess.com INT | 4 | Arad Nazari | Kacper Tomaszewski | 1-0 | 68 | Open |
| 644 | 2022-07-12 | Titled Tue 12th Jul Late | chess.com INT | 3 | Ferenc Jr. Gombocz | Kacper Tomaszewski | 0-1 | 46 | Open |
| 645 | 2022-07-12 | Titled Tue 12th Jul Late | chess.com INT | 2 | Kacper Tomaszewski | Rasmus Svane | 0-1 | 29 | Open |
| 646 | 2022-07-12 | Titled Tue 12th Jul Late | chess.com INT | 1 | Avital Boruchovsky | Kacper Tomaszewski | 1/2-1/2 | 37 | Open |
| 647 | 2022-07-10 | 5th Bohumin Open 2022 | Bohumin CZE | 9.1 | Martin Fargac | Kacper Tomaszewski | 1/2-1/2 | 47 | Open |
| 648 | 2022-07-09 | 5th Bohumin Open 2022 | Bohumin CZE | 8.1 | Kacper Tomaszewski | Jakub Pulpan | 1-0 | 38 | Open |
| 649 | 2022-07-08 | 5th Bohumin Open 2022 | Bohumin CZE | 7.3 | Kacper Tomaszewski | Stefan Djuric | 1-0 | 30 | Open |
| 650 | 2022-07-07 | 5th Bohumin Open 2022 | Bohumin CZE | 6.1 | Stanislaw Zylka | Kacper Tomaszewski | 1/2-1/2 | 19 | Open |
| 651 | 2022-07-06 | 5th Bohumin Open 2022 | Bohumin CZE | 5.2 | Kacper Tomaszewski | Jakub Rabatin | 1/2-1/2 | 65 | Open |
| 652 | 2022-07-05 | 5th Bohumin Open 2022 | Bohumin CZE | 4.3 | Rafal Tymrakiewicz | Kacper Tomaszewski | 0-1 | 40 | Open |
| 653 | 2022-07-04 | 5th Bohumin Open 2022 | Bohumin CZE | 3.5 | Kacper Tomaszewski | Ondrej Havelka | 1-0 | 46 | Open |
| 654 | 2022-07-03 | 5th Bohumin Open 2022 | Bohumin CZE | 2.7 | Frantisek Kraus | Kacper Tomaszewski | 0-1 | 24 | Open |
| 655 | 2022-07-02 | 5th Bohumin Open 2022 | Bohumin CZE | 1.7 | Kacper Tomaszewski | Mateusz Macura | 1-0 | 28 | Open |
| 656 | 2022-06-28 | Titled Tue 28th Jun Late | chess.com INT | 2 | Josue Araujo Sanchez | Kacper Tomaszewski | 1-0 | 31 | Open |
| 657 | 2022-06-28 | Titled Tue 28th Jun Late | chess.com INT | 1 | Tor Fredrik Kaasen | Kacper Tomaszewski | 0-1 | 49 | Open |
| 658 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 9 | Petra Kejzar | Kacper Tomaszewski | 0-1 | 28 | Open |
| 659 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 8 | Kacper Tomaszewski | Roman Shton | 1-0 | 20 | Open |
| 660 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 7 | Alexandra Kosteniuk | Kacper Tomaszewski | 1-0 | 29 | Open |
| 661 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 6 | Kacper Tomaszewski | Sergiy Zavgorodniy | 0-1 | 33 | Open |
| 662 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 5 | Ivan Zemlyanskii | Kacper Tomaszewski | 1/2-1/2 | 26 | Open |
| 663 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 4 | Kacper Tomaszewski | Sujana Lohani | 1-0 | 59 | Open |
| 664 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 3 | Christian Silvestre | Kacper Tomaszewski | 0-1 | 56 | Open |
| 665 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 2 | Kacper Tomaszewski | Jakub Borawski | 0-1 | 22 | Open |
| 666 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 1 | Vasif Durarbayli | Kacper Tomaszewski | 1-0 | 45 | Open |
| 667 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 11 | Kacper Tomaszewski | Maksim Volkov | 0-1 | 44 | Open |
| 668 | 2022-05-24 | Titled Tue 24th May Early | chess.com INT | 10 | Kacper Tomaszewski | Anna M. Sargsyan | 1-0 | 48 | Open |
| 669 | 2022-05-10 | Titled Tue 10th May Early | chess.com INT | 9 | Ege Danaci | Kacper Tomaszewski | 0-1 | 42 | Open |
| 670 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 9 | Irina Petrova | Kacper Tomaszewski | 1/2-1/2 | 32 | Open |
| 671 | 2022-05-10 | Titled Tue 10th May Early | chess.com INT | 8 | Kacper Tomaszewski | Atousa Pourkashiyan | 1-0 | 58 | Open |
| 672 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 8 | Kacper Tomaszewski | Damian Lewtak | 0-1 | 39 | Open |
| 673 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 7 | Robert Yorisan Ramirez Vido | Kacper Tomaszewski | 0-1 | 21 | Open |
| 674 | 2022-05-10 | Titled Tue 10th May Early | chess.com INT | 7 | Kacper Tomaszewski | Christian Polster | 1-0 | 32 | Open |
| 675 | 2022-05-10 | Titled Tue 10th May Early | chess.com INT | 6 | Oscar Humberto Ardila | Kacper Tomaszewski | 0-1 | 27 | Open |
| 676 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 6 | Kacper Tomaszewski | Meri Arabidze | 0-1 | 69 | Open |
| 677 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 5 | Oliver Wartiovaara | Kacper Tomaszewski | 0-1 | 54 | Open |
| 678 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 4 | Asa Hoffmann | Kacper Tomaszewski | 1/2-1/2 | 73 | Open |
| 679 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 3 | Kacper Tomaszewski | Mihajlo Radovanovic | 0-1 | 64 | Open |
| 680 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 2 | Kacper Tomaszewski | Gleb Kaganskiy | 1-0 | 38 | Open |
| 681 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 1 | Alexander Donchenko | Kacper Tomaszewski | 1-0 | 36 | Open |
| 682 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 11 | Dmitry Gurevich | Kacper Tomaszewski | 1/2-1/2 | 52 | Open |
| 683 | 2022-05-10 | Titled Tue 10th May Early | chess.com INT | 11 | Anna-Maja Kazarian | Kacper Tomaszewski | 1-0 | 37 | Open |
| 684 | 2022-05-10 | Titled Tue 10th May Early | chess.com INT | 10 | Kacper Tomaszewski | Sergey Shtyka | 1-0 | 71 | Open |
| 685 | 2022-05-10 | Titled Tue 10th May Late | chess.com INT | 10 | Kacper Tomaszewski | Sahebali Atanejhad | 1-0 | 6 | Open |
| 686 | 2022-02-20 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.1 | Arnost Gibiec | Kacper Tomaszewski | 1/2-1/2 | 22 | Open |
| 687 | 2022-02-19 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.2 | Kacper Tomaszewski | Jan Sikora | 1-0 | 38 | Open |
| 688 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 9 | Kacper Tomaszewski | Gleb Kaganskiy | 1-0 | 24 | Open |
| 689 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 8 | Ieuan C Ward | Kacper Tomaszewski | 0-1 | 36 | Open |
| 690 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 7 | Kacper Tomaszewski | 10834487274425945199 | 1/2-1/2 | 79 | Open |
| 691 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 6 | Kacper Tomaszewski | Dmitrii Marcziter | 0-1 | 55 | Open |
| 692 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 5 | Alexander A. Chernov | Kacper Tomaszewski | 1/2-1/2 | 41 | Open |
| 693 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 4 | Kacper Tomaszewski | Florian Gatterer | 0-1 | 58 | Open |
| 694 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 3 | Zachary Tanenbaum | Kacper Tomaszewski | 1-0 | 46 | Open |
| 695 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 2 | Kacper Tomaszewski | Pablo Alexander Ruiz Aguilar | 1-0 | 27 | Open |
| 696 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 1 | Dincer Tasdogen | Kacper Tomaszewski | 1-0 | 34 | Open |
| 697 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 11 | Kacper Tomaszewski | Robert Sanchez | 1-0 | 23 | Open |
| 698 | 2021-12-21 | Titled Tuesday 21st Dec | chess.com INT | 10 | Lakshmi C | Kacper Tomaszewski | 0-1 | 54 | Open |
| 699 | 2021-12-12 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.5 | Kacper Tomaszewski | Szymon Walter | 1/2-1/2 | 21 | Open |
| 700 | 2021-12-07 | Titled Tuesday 7th Dec | chess.com INT | 5 | Kacper Tomaszewski | Marianna Grineva | 0-1 | 57 | Open |
| 701 | 2021-12-07 | Titled Tuesday 7th Dec | chess.com INT | 4 | Kacper Tomaszewski | Viachaslau Zarubitski | 0-1 | 28 | Open |
| 702 | 2021-12-07 | Titled Tuesday 7th Dec | chess.com INT | 3 | Carles Diaz Camallonga | Kacper Tomaszewski | 1-0 | 80 | Open |
| 703 | 2021-12-07 | Titled Tuesday 7th Dec | chess.com INT | 2 | Ivan Rozum | Kacper Tomaszewski | 0-1 | 60 | Open |
| 704 | 2021-12-07 | Titled Tuesday 7th Dec | chess.com INT | 1 | Kacper Tomaszewski | Tuan Minh Le | 1-0 | 79 | Open |
| 705 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 9 | Kacper Tomaszewski | Ivan Martic | 1-0 | 22 | Open |
| 706 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 8 | Matei-Ionut Acsinte | Kacper Tomaszewski | 0-1 | 25 | Open |
| 707 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 7 | Kacper Tomaszewski | Alexandra Zherebtsova | 1-0 | 69 | Open |
| 708 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 6 | Kirk Ghazarian | Kacper Tomaszewski | 1-0 | 82 | Open |
| 709 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 5 | Kacper Tomaszewski | Radislav Atanassov | 1-0 | 23 | Open |
| 710 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 4 | Tim Kett | Kacper Tomaszewski | 1-0 | 74 | Open |
| 711 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 3 | Kacper Tomaszewski | Alexander Donchenko | 1/2-1/2 | 48 | Open |
| 712 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 2 | Vjacheslav Weetik | Kacper Tomaszewski | 1-0 | 53 | Open |
| 713 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 1 | Dennis Wagner | Kacper Tomaszewski | 1/2-1/2 | 59 | Open |
| 714 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 10 | Ivan Aldokhin | Kacper Tomaszewski | 1-0 | 34 | Open |
| 715 | 2021-11-13 | Jan-Krzysztof Duda Cup | Lodz POL | 9.7 | Mieszko Mis | Kacper Tomaszewski | 1-0 | 44 | Open |
| 716 | 2021-11-13 | Jan-Krzysztof Duda Cup | Lodz POL | 8.9 | Kacper Tomaszewski | Kamil Szadkowski | 1-0 | 22 | Open |
| 717 | 2021-11-13 | Jan-Krzysztof Duda Cup | Lodz POL | 7.11 | Kacper Majek | Kacper Tomaszewski | 1/2-1/2 | 50 | Open |
| 718 | 2021-11-13 | Jan-Krzysztof Duda Cup | Lodz POL | 6.9 | Kacper Tomaszewski | Damian Lewtak | 1/2-1/2 | 34 | Open |
| 719 | 2021-11-13 | Jan-Krzysztof Duda Cup | Lodz POL | 4.8 | Piotr Piesik | Kacper Tomaszewski | 1-0 | 32 | Open |
| 720 | 2021-11-13 | Jan-Krzysztof Duda Cup | Lodz POL | 3.4 | Kacper Tomaszewski | Jacek Gdanski | 1/2-1/2 | 92 | Open |
| 721 | 2021-10-10 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 2.3 | Kacper Tomaszewski | Jan Sosna | 1/2-1/2 | 44 | Open |
| 722 | 2021-10-09 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.4 | Martin Husek | Kacper Tomaszewski | 0-1 | 45 | Open |
| 723 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 8 | Kacper Tomaszewski | Valentina Golubenko | 0-1 | 0 | Open |
| 724 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 7 | Khamparia Akshat | Kacper Tomaszewski | 0-1 | 14 | Open |
| 725 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 6 | Kacper Tomaszewski | Pawel Grabowski | 1-0 | 52 | Open |
| 726 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 5 | David Okike | Kacper Tomaszewski | 1-0 | 55 | Open |
| 727 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 4 | Kacper Tomaszewski | Dennis Wagner | 0-1 | 0 | Open |
| 728 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 3 | Afruza Khamdamova | Kacper Tomaszewski | 0-1 | 8 | Open |
| 729 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 2 | Kacper Tomaszewski | Volodar Murzin | 0-1 | 62 | Open |
| 730 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 1 | Kacper Tomaszewski | Jarmo Hartikainen | 1-0 | 17 | Open |
| 731 | 2021-09-12 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 9.6 | Kacper Tomaszewski | Jerzy Kyc | 1/2-1/2 | 20 | Open |
| 732 | 2021-09-11 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 8.5 | Adam Ciesla | Kacper Tomaszewski | 1/2-1/2 | 28 | Open |
| 733 | 2021-09-10 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 7.6 | Kacper Tomaszewski | Krzysztof Lukasiewicz | 1-0 | 28 | Open |
| 734 | 2021-09-09 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 6.3 | Kacper Tomaszewski | Michal Luch | 1/2-1/2 | 35 | Open |
| 735 | 2021-09-08 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 5.7 | Radoslaw Barski | Kacper Tomaszewski | 1-0 | 36 | Open |
| 736 | 2021-09-07 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 4.3 | Kacper Tomaszewski | Maciej Nurkiewicz | 1/2-1/2 | 47 | Open |
| 737 | 2021-09-06 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 3.7 | Andrzej Gbyl | Kacper Tomaszewski | 1/2-1/2 | 22 | Open |
| 738 | 2021-09-05 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 2.9 | Kacper Tomaszewski | Marcin Smolka | 1-0 | 53 | Open |
| 739 | 2021-09-04 | TCh-POL 1st League 2021 | Szklarska Poreba POL | 1.7 | Jerzy Markiewicz | Kacper Tomaszewski | 1/2-1/2 | 35 | Open |
| 740 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 9 | Sivanesan Nithyalakshmi | Kacper Tomaszewski | 0-1 | 51 | Open |
| 741 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 8 | Kacper Tomaszewski | Semetei Tologon tegin | 0-1 | 54 | Open |
| 742 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 7 | Kacper Tomaszewski | Robert Baskin | 0-1 | 75 | Open |
| 743 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 6 | Alexander King | Kacper Tomaszewski | 0-1 | 51 | Open |
| 744 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 5 | Kacper Tomaszewski | Isara Banidu Dahanayake | 1-0 | 59 | Open |
| 745 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 4 | Kacper Tomaszewski | Valery Skatchkov | 0-1 | 28 | Open |
| 746 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 3 | T H D Niklesha Tharushi | Kacper Tomaszewski | 0-1 | 37 | Open |
| 747 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 1 | Alexandros Papasimakopoulos | Kacper Tomaszewski | 1-0 | 34 | Open |
| 748 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 11 | Emilio Agustin Castellanos Hernandez | Kacper Tomaszewski | 1/2-1/2 | 93 | Open |
| 749 | 2021-08-31 | Titled Tuesday 31st Aug | chess.com INT | 10 | Kacper Tomaszewski | Leonid Nozdrachev | 0-1 | 16 | Open |
| 750 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 9 | Kadam Om Manish | Kacper Tomaszewski | 1-0 | 1 | Open |
| 751 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 8 | Kacper Tomaszewski | Bahadur Khodzhamkuliev | 1/2-1/2 | 124 | Open |
| 752 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 7 | Richard Persson | Kacper Tomaszewski | 0-1 | 37 | Open |
| 753 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 6 | Kacper Tomaszewski | Prraneeth Vuppala | 0-1 | 56 | Open |
| 754 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 5 | Alexandre Qashashvili | Kacper Tomaszewski | 0-1 | 69 | Open |
| 755 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 4 | Kacper Tomaszewski | Maciej Czopor | 0-1 | 66 | Open |
| 756 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 3 | L M S T De Silva | Kacper Tomaszewski | 1-0 | 32 | Open |
| 757 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 2 | Kacper Tomaszewski | Leandro Krysa | 0-1 | 56 | Open |
| 758 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 1 | Kacper Tomaszewski | Renier Castellanos Rodriguez | 1-0 | 36 | Open |
| 759 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 11 | Tiago Pereira Rodrigues | Kacper Tomaszewski | 1-0 | 61 | Open |
| 760 | 2021-08-24 | Titled Tuesday 24th Aug | chess.com INT | 10 | Kacper Tomaszewski | Patrick Lamotte Tavares | 1-0 | 40 | Open |
| 761 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 9 | Vsevolod Ovchinnikov | Kacper Tomaszewski | 1/2-1/2 | 61 | Open |
| 762 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 8 | Bharath Subramaniyam H | Kacper Tomaszewski | 1-0 | 47 | Open |
| 763 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 7 | Kacper Tomaszewski | Nguyen Hong Anh | 1-0 | 73 | Open |
| 764 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 6 | Kacper Tomaszewski | Robert Sanchez | 1-0 | 19 | Open |
| 765 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 5 | Marius Deuer | Kacper Tomaszewski | 0-1 | 49 | Open |
| 766 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 4 | Nitish Nathan | Kacper Tomaszewski | 1-0 | 36 | Open |
| 767 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 3 | Kacper Tomaszewski | Mukhiddin Madaminov | 0-1 | 33 | Open |
| 768 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 2 | Kacper Tomaszewski | Zurab Tqebuchava | 1-0 | 29 | Open |
| 769 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 1 | Roberto Junio Brito Molina | Kacper Tomaszewski | 1-0 | 66 | Open |
| 770 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 11 | Kacper Tomaszewski | Stanoje Jovic | 1/2-1/2 | 44 | Open |
| 771 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 10 | Kacper Tomaszewski | Dawid Janaszak | 1-0 | 50 | Open |
| 772 | 2021-07-18 | PGNiG TERMIKA POL Blitz | Opole POL | 9.9 | Julia Antolak | Kacper Tomaszewski | 1/2-1/2 | 25 | Open |
| 773 | 2021-07-18 | PGNiG TERMIKA POL Blitz | Opole POL | 7.5 | Rafal Lubczynski | Kacper Tomaszewski | 1-0 | 31 | Open |
| 774 | 2021-07-18 | PGNiG TERMIKA POL Blitz | Opole POL | 5.3 | Piotr Piesik | Kacper Tomaszewski | 1-0 | 41 | Open |
| 775 | 2021-07-18 | PGNiG TERMIKA POL Blitz | Opole POL | 4.4 | Kacper Tomaszewski | Krzysztof Jakubowski | 1-0 | 21 | Open |
| 776 | 2021-07-17 | PGNiG TERMIKA Polish Cup | Opole POL | 9.16 | Kamil Stachowiak | Kacper Tomaszewski | 1/2-1/2 | 89 | Open |
| 777 | 2021-07-17 | PGNiG TERMIKA Polish Cup | Opole POL | 6.7 | Wojciech Moranda | Kacper Tomaszewski | 1-0 | 24 | Open |
| 778 | 2021-07-17 | PGNiG TERMIKA Polish Cup | Opole POL | 3.4 | Kacper Tomaszewski | Zbigniew Pakleza | 0-1 | 28 | Open |
| 779 | 2021-05-15 | ch-POL Academic Men 2021 | Chorzow POL | 9.15 | Piotr Snihur | Kacper Tomaszewski | 1/2-1/2 | 18 | Open |
| 780 | 2021-05-15 | ch-POL Academic Men 2021 | Chorzow POL | 8.21 | Kacper Tomaszewski | Wojciech Czajka | 1-0 | 59 | Open |
| 781 | 2021-05-15 | ch-POL Academic Men 2021 | Chorzow POL | 7.19 | Nikodem Slezinski | Kacper Tomaszewski | 1/2-1/2 | 32 | Open |
| 782 | 2021-05-15 | ch-POL Academic Men 2021 | Chorzow POL | 6.24 | Kacper Tomaszewski | Piotr Jankowiak | 1-0 | 46 | Open |
| 783 | 2021-05-15 | ch-POL Academic Team 2021 | Chorzow POL | 5.2 | Marcin Chmiel | Kacper Tomaszewski | 1-0 | 51 | Open |
| 784 | 2021-05-15 | ch-POL Academic Team 2021 | Chorzow POL | 3.2 | Tomasz Jankowiak | Kacper Tomaszewski | 1-0 | 25 | Open |
| 785 | 2021-05-14 | ch-POL Academic Men 2021 | Chorzow POL | 4.14 | Kacper Tomaszewski | Emil Osinski | 0-1 | 61 | Open |
| 786 | 2021-05-14 | ch-POL Academic Men 2021 | Chorzow POL | 1.18 | Jan Madalinski | Kacper Tomaszewski | 1/2-1/2 | 52 | Open |
| 787 | 2020-11-15 | ch-POL Academic Team 2020 | Katowice POL | 9.19 | Kacper Tomaszewski | Maciej Adamczewski | 1-0 | 42 | Open |
| 788 | 2020-11-15 | ch-POL Academic Team 2020 | Katowice POL | 7.1 | Igor Janik | Kacper Tomaszewski | 1/2-1/2 | 35 | Open |
| 789 | 2020-11-14 | ch-POL Academic Men 2020 | Katowice POL | 9.16 | Kacper Tomaszewski | Wasyl Badyra | 1-0 | 49 | Open |
| 790 | 2020-11-14 | ch-POL Academic Men 2020 | Katowice POL | 8.1 | Konrad Zielinski | Kacper Tomaszewski | 1-0 | 33 | Open |
| 791 | 2020-11-14 | ch-POL Academic Men 2020 | Katowice POL | 7.16 | Kacper Tomaszewski | Aleksander Bobinski | 1-0 | 32 | Open |
| 792 | 2020-11-14 | ch-POL Academic Men 2020 | Katowice POL | 6.9 | Aleksander Lukasiewicz | Kacper Tomaszewski | 1-0 | 11 | Open |
| 793 | 2020-11-14 | ch-POL Academic Team 2020 | Katowice POL | 5.19 | Kacper Tomaszewski | Kacper Klok | 1-0 | 29 | Open |
| 794 | 2020-11-14 | ch-POL Academic Team 2020 | Katowice POL | 4.13 | Aleksander Kumala | Kacper Tomaszewski | 1/2-1/2 | 111 | Open |
| 795 | 2020-11-14 | ch-POL Academic Team 2020 | Katowice POL | 3.19 | Kacper Tomaszewski | Kamil Lopuszanski | 1-0 | 30 | Open |
| 796 | 2020-11-14 | ch-POL Academic Team 2020 | Katowice POL | 2.7 | Miroslaw Lewicki | Kacper Tomaszewski | 1-0 | 26 | Open |
| 797 | 2020-11-13 | ch-POL Academic Men 2020 | Katowice POL | 5.14 | Kacper Tomaszewski | Maciej Zadlo | 1-0 | 31 | Open |
| 798 | 2020-11-13 | ch-POL Academic Men 2020 | Katowice POL | 4.11 | Mateusz Blaszkiewicz | Kacper Tomaszewski | 1/2-1/2 | 31 | Open |
| 799 | 2020-11-13 | ch-POL Academic Men 2020 | Katowice POL | 3.2 | Kacper Tomaszewski | Mikolaj Tomczak | 0-1 | 52 | Open |
| 800 | 2020-11-13 | ch-POL Academic Men 2020 | Katowice POL | 2.13 | Kamil Szczecina | Kacper Tomaszewski | 0-1 | 36 | Open |
| 801 | 2020-11-13 | ch-POL Academic Men 2020 | Katowice POL | 1.13 | Kacper Tomaszewski | Karol Stasiowski | 1-0 | 36 | Open |
| 802 | 2020-10-29 | FISU World University KO | Tornelo INT | 1 | Haik M. Martirosyan | Kacper Tomaszewski | 1-0 | 40 | Open |
| 803 | 2020-10-28 | FISU World University | Tornelo INT | 9.9 | Li Tian Yeoh | Kacper Tomaszewski | 0-1 | 42 | Open |
| 804 | 2020-10-28 | FISU World University | Tornelo INT | 8.14 | Filip Pavic | Kacper Tomaszewski | 1/2-1/2 | 26 | Open |
| 805 | 2020-10-28 | FISU World University | Tornelo INT | 7.7 | Kacper Tomaszewski | Miroslaw Lewicki | 1-0 | 53 | Open |
| 806 | 2020-10-27 | FISU World University | Tornelo INT | 6.1 | Kacper Tomaszewski | Ivan Alonso Limon Olmos | 1-0 | 44 | Open |
| 807 | 2020-10-27 | FISU World University | Tornelo INT | 5.18 | Chingiz Serikbay | Kacper Tomaszewski | 1-0 | 31 | Open |
| 808 | 2020-10-27 | FISU World University | Tornelo INT | 4.18 | Luis Guillermo Blandon | Kacper Tomaszewski | 1-0 | 45 | Open |
| 809 | 2020-10-26 | FISU World University | Tornelo INT | 3.8 | Kacper Tomaszewski | Sumiya Bilguun | 1/2-1/2 | 33 | Open |
| 810 | 2020-10-26 | FISU World University | Tornelo INT | 2.11 | Jorge Marcos Gomez Sanchez | Kacper Tomaszewski | 1/2-1/2 | 104 | Open |
| 811 | 2020-10-26 | FISU World University | Tornelo INT | 1.19 | Kacper Tomaszewski | Alexis Andres Aravena Navarro | 1/2-1/2 | 76 | Open |
| 812 | 2020-09-13 | TCh-POL 1st League 2020 | Ustron POL | 9.4 | Kacper Tomaszewski | Stanislaw Praczukowski | 1/2-1/2 | 67 | Open |
| 813 | 2020-09-12 | TCh-POL 1st League 2020 | Ustron POL | 8.2 | Tymon Czernek | Kacper Tomaszewski | 1-0 | 35 | Open |
| 814 | 2020-09-11 | TCh-POL 1st League 2020 | Ustron POL | 7.5 | Kacper Tomaszewski | Pawel Kowalczyk | 0-1 | 53 | Open |
| 815 | 2020-09-10 | TCh-POL 1st League 2020 | Ustron POL | 6.1 | Kacper Tomaszewski | Karol Rawicz | 1/2-1/2 | 15 | Open |
| 816 | 2020-09-09 | TCh-POL 1st League 2020 | Ustron POL | 5.5 | Jacek Flis | Kacper Tomaszewski | 0-1 | 21 | Open |
| 817 | 2020-09-08 | TCh-POL 1st League 2020 | Ustron POL | 4.2 | Kacper Tomaszewski | Karol Kucza | 1/2-1/2 | 61 | Open |
| 818 | 2020-09-07 | TCh-POL 1st League 2020 | Ustron POL | 3.4 | Arkadiusz Skawinski | Kacper Tomaszewski | 1/2-1/2 | 29 | Open |
| 819 | 2020-09-06 | TCh-POL 1st League 2020 | Ustron POL | 2.3 | Kacper Tomaszewski | Piotr Renkowski | 1-0 | 39 | Open |
| 820 | 2020-09-05 | TCh-POL 1st League 2020 | Ustron POL | 1.3 | Rafal Tymrakiewicz | Kacper Tomaszewski | 1/2-1/2 | 29 | Open |
| 821 | 2020-03-01 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 9.1 | Kacper Tomaszewski | Kamil Koziol | 1-0 | 52 | Open |
| 822 | 2020-02-02 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 7.2 | Kacper Tomaszewski | Robert Cvek | 1/2-1/2 | 25 | Open |
| 823 | 2020-01-19 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 6.5 | Petr Haba | Kacper Tomaszewski | 1-0 | 20 | Open |
| 824 | 2020-01-05 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 5.3 | Kacper Tomaszewski | Eneasz Wiewiora | 1/2-1/2 | 52 | Open |
| 825 | 2019-12-08 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 4.4 | Tomas Petrik | Kacper Tomaszewski | 1/2-1/2 | 70 | Open |
| 826 | 2019-11-24 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.4 | Kacper Tomaszewski | Martin Husek | 1/2-1/2 | 58 | Open |
| 827 | 2019-11-10 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 2.3 | Piotr Piesik | Kacper Tomaszewski | 1-0 | 76 | Open |
| 828 | 2019-10-20 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.5 | Kacper Tomaszewski | Bronislav Vymazal | 0-1 | 30 | Open |
| 829 | 2019-09-15 | TCh-POL 1st League 2019 | Dzwirzyno POL | 9.3 | Karol Kucza | Kacper Tomaszewski | 1/2-1/2 | 22 | Open |
| 830 | 2019-09-14 | TCh-POL 1st League 2019 | Dzwirzyno POL | 8.4 | Bogdan Redlich | Kacper Tomaszewski | 0-1 | 40 | Open |
| 831 | 2019-09-13 | TCh-POL 1st League 2019 | Dzwirzyno POL | 7.2 | Jan Kokoszczynski | Kacper Tomaszewski | 1/2-1/2 | 30 | Open |
| 832 | 2019-09-12 | TCh-POL 1st League 2019 | Dzwirzyno POL | 6.5 | Kacper Tomaszewski | Piotr Renkowski | 1/2-1/2 | 41 | Open |
| 833 | 2019-09-11 | TCh-POL 1st League 2019 | Dzwirzyno POL | 5.1 | Kacper Tomaszewski | Jacek Flis | 1-0 | 28 | Open |
| 834 | 2019-09-10 | TCh-POL 1st League 2019 | Dzwirzyno POL | 4.5 | Radoslaw Sliwerski | Kacper Tomaszewski | 1/2-1/2 | 30 | Open |
| 835 | 2019-09-09 | TCh-POL 1st League 2019 | Dzwirzyno POL | 3.2 | Kacper Tomaszewski | Henryk Samborski | 1-0 | 49 | Open |
| 836 | 2019-09-08 | TCh-POL 1st League 2019 | Dzwirzyno POL | 2.4 | Radoslaw Dzierzak | Kacper Tomaszewski | 1/2-1/2 | 41 | Open |
| 837 | 2019-09-07 | TCh-POL 1st League 2019 | Dzwirzyno POL | 1.3 | Kacper Tomaszewski | Milosz Rogala | 1/2-1/2 | 32 | Open |
| 838 | 2019-08-11 | 9th Split Open 2019 | Split CRO | 9.9 | Kacper Tomaszewski | Mitja Piskur | 1-0 | 59 | Open |
| 839 | 2019-08-10 | 9th Split Open 2019 | Split CRO | 8.1 | Bogdan Bozinovic | Kacper Tomaszewski | 1/2-1/2 | 43 | Open |
| 840 | 2019-08-09 | 9th Split Open 2019 | Split CRO | 7.5 | Kacper Tomaszewski | Andreas Diermair | 0-1 | 63 | Open |
| 841 | 2019-08-08 | 9th Split Open 2019 | Split CRO | 6.1 | Vincenzo Montilli | Kacper Tomaszewski | 0-1 | 55 | Open |
| 842 | 2019-08-07 | 9th Split Open 2019 | Split CRO | 5.2 | Kacper Tomaszewski | Thomas Beerdsen | 1/2-1/2 | 54 | Open |
| 843 | 2019-08-06 | 9th Split Open 2019 | Split CRO | 4.5 | Bruno Makovec | Kacper Tomaszewski | 1/2-1/2 | 44 | Open |
| 844 | 2019-08-05 | 9th Split Open 2019 | Split CRO | 3.1 | Kacper Tomaszewski | Jasper Bons | 1-0 | 40 | Open |
| 845 | 2019-08-04 | 9th Split Open 2019 | Split CRO | 2.13 | Goran Mihalic | Kacper Tomaszewski | 0-1 | 54 | Open |
| 846 | 2019-08-03 | 9th Split Open 2019 | Split CRO | 1.13 | Kacper Tomaszewski | Ivan Troselj | 1-0 | 17 | Open |
| 847 | 2019-07-14 | Najdorf Mem Open A 2019 | Warsaw POL | 9.16 | Radoslaw Barski | Kacper Tomaszewski | 1-0 | 54 | Open |
| 848 | 2019-07-13 | Najdorf Mem Open A 2019 | Warsaw POL | 8.26 | Kacper Tomaszewski | Rakshitta Ravi | 1-0 | 75 | Open |
| 849 | 2019-07-12 | Najdorf Mem Open A 2019 | Warsaw POL | 7.9 | Cemil Can Ali Marandi | Kacper Tomaszewski | 1-0 | 69 | Open |
| 850 | 2019-07-11 | Najdorf Mem Open A 2019 | Warsaw POL | 6.3 | Kacper Tomaszewski | Jacek Tomczak | 0-1 | 33 | Open |
| 851 | 2019-07-10 | Najdorf Mem Open A 2019 | Warsaw POL | 5.9 | Gukesh D | Kacper Tomaszewski | 0-1 | 24 | Open |
| 852 | 2019-07-09 | Najdorf Mem Open A 2019 | Warsaw POL | 4.26 | Kacper Tomaszewski | Anna Kubicka | 1-0 | 58 | Open |
| 853 | 2019-07-08 | Najdorf Mem Open A 2019 | Warsaw POL | 3.21 | Tomasz Zebracki | Kacper Tomaszewski | 1/2-1/2 | 79 | Open |
| 854 | 2019-07-07 | Najdorf Mem Open A 2019 | Warsaw POL | 2.35 | Kacper Tomaszewski | Damian Malinowski | 1-0 | 47 | Open |
| 855 | 2019-07-06 | Najdorf Mem Open A 2019 | Warsaw POL | 1.42 | Pola Parol | Kacper Tomaszewski | 1/2-1/2 | 61 | Open |
| 856 | 2019-04-20 | 1st University Chess Cup | Koper SLO | 9.4 | Dinara Wagner | Kacper Tomaszewski | 1/2-1/2 | 55 | Open |
| 857 | 2019-04-20 | 1st University Chess Cup | Koper SLO | 8.4 | Dolgan Nyudleev | Kacper Tomaszewski | 1/2-1/2 | 52 | Open |
| 858 | 2019-04-20 | 1st University Chess Cup | Koper SLO | 7.1 | Kacper Tomaszewski | Domen Tisaj | 0-1 | 39 | Open |
| 859 | 2019-04-20 | 1st University Chess Cup | Koper SLO | 6.1 | Kacper Tomaszewski | Ivan Krylov | 1-0 | 38 | Open |
| 860 | 2019-04-20 | 1st University Chess Cup | Koper SLO | 5.3 | Vasily Usmanov | Kacper Tomaszewski | 0-1 | 39 | Open |
| 861 | 2019-04-20 | 1st University Chess Cup | Koper SLO | 4.4 | Kacper Tomaszewski | Semen Elistratov | 1/2-1/2 | 68 | Open |
| 862 | 2019-04-20 | 1st University Chess Cup | Koper SLO | 3.2 | Mihajlo Radovanovic | Kacper Tomaszewski | 0-1 | 29 | Open |
| 863 | 2019-04-07 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 11.4 | Kacper Tomaszewski | Slawomir Machlowski | 1-0 | 47 | Open |
| 864 | 2019-02-17 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 8.4 | Jana Zpevakova | Kacper Tomaszewski | 0-1 | 46 | Open |
| 865 | 2018-12-16 | London Classic Open 2018 | London ENG | 9.29 | Kacper Tomaszewski | Leo A Keely | 1-0 | 72 | Open |
| 866 | 2018-12-15 | London Classic Open 2018 | London ENG | 8.16 | Peter K Wells | Kacper Tomaszewski | 1-0 | 33 | Open |
| 867 | 2018-12-15 | London Classic Open 2018 | London ENG | 7.11 | Kacper Tomaszewski | Iyer Akash Pc | 1/2-1/2 | 94 | Open |
| 868 | 2018-12-14 | London Classic Open 2018 | London ENG | 6.59 | Yang-Fan Zhou | Kacper Tomaszewski | 1/2-1/2 | 59 | Open |
| 869 | 2018-12-13 | London Classic Open 2018 | London ENG | 5.1 | Kacper Tomaszewski | Nicholas Pert | 0-1 | 55 | Open |
| 870 | 2018-12-12 | London Classic Open 2018 | London ENG | 4.6 | Jonathan Hawkins | Kacper Tomaszewski | 0-1 | 44 | Open |
| 871 | 2018-12-11 | London Classic Open 2018 | London ENG | 3.17 | Kacper Tomaszewski | Alexander Cherniaev | 1-0 | 54 | Open |
| 872 | 2018-12-10 | London Classic Open 2018 | London ENG | 2.47 | 3534554036322607873 | Kacper Tomaszewski | 0-1 | 38 | Open |
| 873 | 2018-12-09 | London Classic Open 2018 | London ENG | 1.56 | Kacper Tomaszewski | Benjamin J Newbry | 1-0 | 49 | Open |
| 874 | 2018-11-25 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 3.3 | Kacper Tomaszewski | Miroslav Pakosta | 1-0 | 27 | Open |
| 875 | 2018-10-21 | TCh-CZE 1 Liga Vychod | Czech Republic CZE | 1.4 | Jakub Rabatin | Kacper Tomaszewski | 1/2-1/2 | 35 | Open |
| 876 | 2018-09-09 | TCh-POL 1st League 2018 | Pokrzywna POL | 9.2 | Kacper Tomaszewski | Karol Rawicz | 0-1 | 42 | Open |
| 877 | 2018-09-08 | TCh-POL 1st League 2018 | Pokrzywna POL | 8.5 | Lukasz Bardeli | Kacper Tomaszewski | 1/2-1/2 | 106 | Open |
| 878 | 2018-09-07 | TCh-POL 1st League 2018 | Pokrzywna POL | 7.1 | Andrzej Gbyl | Kacper Tomaszewski | 1/2-1/2 | 50 | Open |
| 879 | 2018-09-06 | TCh-POL 1st League 2018 | Pokrzywna POL | 6.5 | Marcin Krzyzanowski | Kacper Tomaszewski | 1-0 | 33 | Open |
| 880 | 2018-09-05 | TCh-POL 1st League 2018 | Pokrzywna POL | 5.2 | Piotr Renkowski | Kacper Tomaszewski | 1/2-1/2 | 31 | Open |
| 881 | 2018-09-04 | TCh-POL 1st League 2018 | Pokrzywna POL | 4.4 | Kacper Tomaszewski | Pawel Panas | 1/2-1/2 | 32 | Open |
| 882 | 2018-09-03 | TCh-POL 1st League 2018 | Pokrzywna POL | 3.3 | Dominik Orzech | Kacper Tomaszewski | 1-0 | 34 | Open |
| 883 | 2018-09-02 | TCh-POL 1st League 2018 | Pokrzywna POL | 2.4 | Kacper Tomaszewski | Marcin Krysztofiak | 0-1 | 41 | Open |
| 884 | 2018-09-01 | TCh-POL 1st League 2018 | Pokrzywna POL | 1.4 | Karol Gola | Kacper Tomaszewski | 0-1 | 81 | Open |
| 885 | 2018-03-03 | TCh-POL Rapid 2018 | Zgierz POL | 9.13 | Kacper Piorun | Kacper Tomaszewski | 1-0 | 35 | Open |
| 886 | 2018-03-03 | TCh-POL Rapid 2018 | Zgierz POL | 8.21 | Kacper Tomaszewski | Przemyslaw Filewicz | 1-0 | 24 | Open |
| 887 | 2018-03-03 | TCh-POL Rapid 2018 | Zgierz POL | 7.17 | Rafal Zgadzaj | Kacper Tomaszewski | 0-1 | 30 | Open |
| 888 | 2018-03-03 | TCh-POL Rapid 2018 | Zgierz POL | 6.25 | Kacper Tomaszewski | Krzysztof Budrewicz | 1-0 | 27 | Open |
| 889 | 2018-03-03 | TCh-POL Rapid 2018 | Zgierz POL | 5.13 | Piotr Brodowski | Kacper Tomaszewski | 1-0 | 38 | Open |
| 890 | 2018-03-03 | TCh-POL Rapid 2018 | Zgierz POL | 3.25 | Iwo Godzwon | Kacper Tomaszewski | 1-0 | 84 | Open |
| 891 | 2018-02-03 | ch-POL Academic Men 2018 | Katowice POL | 9.4 | Kacper Tomaszewski | Miroslaw Lewicki | 0-1 | 21 | Open |
| 892 | 2018-02-03 | ch-POL Academic Men 2018 | Katowice POL | 8.4 | Ryszard Eggink | Kacper Tomaszewski | 1/2-1/2 | 19 | Open |
| 893 | 2018-02-03 | ch-POL Academic Men 2018 | Katowice POL | 7.5 | Arkadiusz Leniart | Kacper Tomaszewski | 0-1 | 33 | Open |
| 894 | 2018-02-03 | ch-POL Academic Team 2018 | Katowice POL | 2.8 | Kacper Tomaszewski | Maciej Brzeski | 0-1 | 44 | Open |
| 895 | 2018-02-02 | ch-POL Academic Men 2018 | Katowice POL | 6.5 | Kacper Tomaszewski | Oskar Wieczorek | 1-0 | 37 | Open |
| 896 | 2018-02-02 | ch-POL Academic Men 2018 | Katowice POL | 5.9 | Kacper Karwowski | Kacper Tomaszewski | 1/2-1/2 | 35 | Open |
| 897 | 2018-02-02 | ch-POL Academic Men 2018 | Katowice POL | 4.3 | Kacper Tomaszewski | Daniel Sadzikowski | 1/2-1/2 | 39 | Open |
| 898 | 2017-12-17 | European Rapid 2017 | Katowice POL | 9.8 | Damian Lewtak | Kacper Tomaszewski | 0-1 | 37 | Open |
| 899 | 2017-12-17 | European Rapid 2017 | Katowice POL | 8.71 | Kacper Tomaszewski | Rafal Lubczynski | 1/2-1/2 | 59 | Open |
| 900 | 2017-12-17 | European Rapid 2017 | Katowice POL | 11.77 | Marcin Sieciechowicz | Kacper Tomaszewski | 1-0 | 35 | Open |
| 901 | 2017-12-17 | European Rapid 2017 | Katowice POL | 10.58 | Kacper Tomaszewski | Jakub Pulpan | 0-1 | 53 | Open |
| 902 | 2017-12-16 | European Rapid 2017 | Katowice POL | 5.55 | Michal Olszewski | Kacper Tomaszewski | 1-0 | 52 | Open |
| 903 | 2017-12-15 | European Blitz 2017 | Katowice POL | 22.8 | Stefan Djuric | Kacper Tomaszewski | 1-0 | 43 | Open |
| 904 | 2017-12-15 | European Blitz 2017 | Katowice POL | 21.8 | Kacper Tomaszewski | Stefan Djuric | 0-1 | 34 | Open |
| 905 | 2017-12-15 | European Blitz 2017 | Katowice POL | 20.74 | Kacper Tomaszewski | Michal Luch | 1-0 | 31 | Open |
| 906 | 2017-12-15 | European Blitz 2017 | Katowice POL | 19.74 | Michal Luch | Kacper Tomaszewski | 1-0 | 32 | Open |
| 907 | 2017-12-15 | European Blitz 2017 | Katowice POL | 16.64 | Kacper Tomaszewski | Sergio Rocha | 1/2-1/2 | 73 | Open |
| 908 | 2017-12-15 | European Blitz 2017 | Katowice POL | 15.64 | Sergio Rocha | Kacper Tomaszewski | 1-0 | 34 | Open |
| 909 | 2017-12-15 | European Blitz 2017 | Katowice POL | 14.68 | Hendrik Reichmann | Kacper Tomaszewski | 0-1 | 40 | Open |
| 910 | 2017-12-15 | European Blitz 2017 | Katowice POL | 13.68 | Kacper Tomaszewski | Hendrik Reichmann | 1-0 | 12 | Open |
| 911 | 2017-09-10 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 9.3 | Ihor Zadymov | Kacper Tomaszewski | 0-1 | 41 | Open |
| 912 | 2017-09-09 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 8.3 | Kacper Tomaszewski | Mateusz Sypien | 1/2-1/2 | 105 | Open |
| 913 | 2017-09-08 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 7.2 | Ryszard Kasperek | Kacper Tomaszewski | 0-1 | 28 | Open |
| 914 | 2017-09-07 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 6.2 | Kacper Tomaszewski | Jerzy Markiewicz | 1-0 | 27 | Open |
| 915 | 2017-09-06 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 5.3 | Wojciech Wandzik | Kacper Tomaszewski | 0-1 | 42 | Open |
| 916 | 2017-09-05 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 4.1 | Kacper Tomaszewski | Miroslaw Grabarczyk | 1/2-1/2 | 56 | Open |
| 917 | 2017-09-04 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 3.3 | Marcin Chmiel | Kacper Tomaszewski | 0-1 | 26 | Open |
| 918 | 2017-09-03 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 2.2 | Kacper Tomaszewski | Piotr Dudzinski | 1-0 | 31 | Open |
| 919 | 2017-09-02 | TCh-POL 2nd League 2017 | Szklarska Poreba POL | 1.16 | Dariusz Baumann | Kacper Tomaszewski | 1/2-1/2 | 35 | Open |
| 920 | 2017-08-18 | 1st Irena Warakomska Mem | Suwalki POL | 9.25 | Kacper Tomaszewski | Marta Bartel | 1-0 | 41 | Open |
| 921 | 2017-08-17 | 1st Irena Warakomska Mem | Suwalki POL | 8.24 | Kamil Koziol | Kacper Tomaszewski | 1/2-1/2 | 61 | Open |
| 922 | 2017-08-16 | 1st Irena Warakomska Mem | Suwalki POL | 7.39 | Kacper Tomaszewski | Amruta Sunil Mokal | 1-0 | 46 | Open |
| 923 | 2017-08-15 | 1st Irena Warakomska Mem | Suwalki POL | 6.39 | Marcin Puczylowski | Kacper Tomaszewski | 0-1 | 35 | Open |
| 924 | 2017-08-14 | 1st Irena Warakomska Mem | Suwalki POL | 5.39 | Kacper Tomaszewski | Andrzej Krzywda | 1/2-1/2 | 52 | Open |
| 925 | 2017-08-13 | 1st Irena Warakomska Mem | Suwalki POL | 4.4 | Komil Khamidov | Kacper Tomaszewski | 0-1 | 16 | Open |
| 926 | 2017-08-13 | 1st Irena Warakomska Mem | Suwalki POL | 3.33 | Kacper Tomaszewski | Kacper Polok | 0-1 | 56 | Open |
| 927 | 2017-08-12 | 1st Irena Warakomska Mem | Suwalki POL | 2.24 | Shah Sagar | Kacper Tomaszewski | 1-0 | 88 | Open |
| 928 | 2017-08-11 | 1st Irena Warakomska Mem | Suwalki POL | 1.18 | Kacper Tomaszewski | Lukasz Jarmula | 0-1 | 58 | Open |
| 929 | 2017-07-09 | Karvina Open 2017 | Karvina CZE | 9.1 | Kacper Tomaszewski | Alexey Kislinsky | 0-1 | 33 | Open |
| 930 | 2017-07-08 | Karvina Open 2017 | Karvina CZE | 8.3 | Kacper Tomaszewski | Pavel Zabystrzan | 1-0 | 52 | Open |
| 931 | 2017-07-07 | Karvina Open 2017 | Karvina CZE | 7.6 | Vojtech Sramek | Kacper Tomaszewski | 0-1 | 28 | Open |
| 932 | 2017-07-06 | Karvina Open 2017 | Karvina CZE | 6.8 | Kacper Tomaszewski | Marek Kozelsky | 1-0 | 29 | Open |
| 933 | 2017-07-05 | Karvina Open 2017 | Karvina CZE | 5.11 | Ivan Nespor | Kacper Tomaszewski | 0-1 | 37 | Open |
| 934 | 2017-07-04 | Karvina Open 2017 | Karvina CZE | 4.16 | Kacper Tomaszewski | Ales Gruszka | 1-0 | 29 | Open |
| 935 | 2017-07-03 | Karvina Open 2017 | Karvina CZE | 3.22 | Stanislaw Kubiniok | Kacper Tomaszewski | 0-1 | 36 | Open |
| 936 | 2016-09-18 | 6th Dziedzica Mem 2016 | Trzcianka POL | 9.4 | Robert Kempinski | Kacper Tomaszewski | 1/2-1/2 | 23 | Open |
| 937 | 2016-09-18 | 6th Dziedzica Mem 2016 | Trzcianka POL | 8.7 | Kacper Tomaszewski | Marcin Sieciechowicz | 1-0 | 101 | Open |
| 938 | 2016-08-15 | 24th Poznan Open 2016 | Poznan POL | 9.6 | Kacper Tomaszewski | Pawel Musialkiewicz | 1/2-1/2 | 6 | Open |
| 939 | 2016-08-14 | 24th Poznan Open 2016 | Poznan POL | 8.1 | Jacek Tomczak | Kacper Tomaszewski | 1-0 | 65 | Open |
| 940 | 2016-08-13 | 24th Poznan Open 2016 | Poznan POL | 7.8 | Kacper Tomaszewski | Bartosz Swiatek | 1-0 | 40 | Open |
| 941 | 2016-08-13 | 24th Poznan Open 2016 | Poznan POL | 6.1 | Karol Michalski | Kacper Tomaszewski | 0-1 | 42 | Open |
| 942 | 2016-08-12 | 24th Poznan Open 2016 | Poznan POL | 5.8 | Kacper Tomaszewski | Krzysztof Madrawski | 1/2-1/2 | 39 | Open |
| 943 | 2016-08-11 | 24th Poznan Open 2016 | Poznan POL | 4.8 | Krzysztof Raczynski | Kacper Tomaszewski | 1/2-1/2 | 31 | Open |
| 944 | 2016-08-10 | 24th Poznan Open 2016 | Poznan POL | 3.13 | Kacper Tomaszewski | Hubert Niemier | 1-0 | 23 | Open |
| 945 | 2016-08-09 | 24th Poznan Open 2016 | Poznan POL | 2.13 | Radoslaw Tamon | Kacper Tomaszewski | 1/2-1/2 | 47 | Open |
| 946 | 2016-08-08 | 24th Poznan Open 2016 | Poznan POL | 1.14 | Kacper Tomaszewski | Dominika Stochnialek | 1-0 | 43 | Open |
| 947 | 2016-07-16 | Najdorf Mem Open A 2016 | Warsaw POL | 9.56 | Szymon Gumularz | Kacper Tomaszewski | 1/2-1/2 | 40 | Open |
| 948 | 2016-07-15 | Najdorf Mem Open A 2016 | Warsaw POL | 8.49 | Kacper Tomaszewski | Mateusz Paszewski | 0-1 | 36 | Open |
| 949 | 2016-07-13 | Najdorf Mem Open A 2016 | Warsaw POL | 6.6 | Michal Wisniewski | Kacper Tomaszewski | 1/2-1/2 | 33 | Open |
| 950 | 2016-07-12 | Najdorf Mem Open A 2016 | Warsaw POL | 5.62 | Kacper Tomaszewski | Carl Strugnell | 1/2-1/2 | 33 | Open |
| 951 | 2016-07-11 | Najdorf Mem Open A 2016 | Warsaw POL | 4.55 | Jonas Hacker | Kacper Tomaszewski | 1-0 | 45 | Open |
| 952 | 2016-07-10 | Najdorf Mem Open A 2016 | Warsaw POL | 3.43 | Kacper Tomaszewski | Sachdev Tania | 0-1 | 49 | Open |
| 953 | 2016-07-09 | Najdorf Mem Open A 2016 | Warsaw POL | 2.26 | Ilia Smirin | Kacper Tomaszewski | 1-0 | 26 | Open |
| 954 | 2015-08-17 | 23rd Poznan Open 2015 | Poznan POL | 9.1 | Kacper Tomaszewski | Dawid Janulek | 1-0 | 42 | Open |
| 955 | 2015-08-16 | 23rd Poznan Open 2015 | Poznan POL | 8.4 | Klaudiusz Urban | Kacper Tomaszewski | 1-0 | 59 | Open |
| 956 | 2015-08-15 | 23rd Poznan Open 2015 | Poznan POL | 7.9 | Kacper Tomaszewski | Miroslaw Sobczak | 1-0 | 46 | Open |
| 957 | 2015-08-15 | 23rd Poznan Open 2015 | Poznan POL | 6.4 | Jaroslaw Paprocki | Kacper Tomaszewski | 1-0 | 42 | Open |
| 958 | 2015-08-14 | 23rd Poznan Open 2015 | Poznan POL | 5.4 | Kacper Tomaszewski | Krzysztof Chojnacki | 1/2-1/2 | 30 | Open |
| 959 | 2015-08-13 | 23rd Poznan Open 2015 | Poznan POL | 4.8 | Krzysztof Raczynski | Kacper Tomaszewski | 0-1 | 59 | Open |
| 960 | 2015-08-12 | 23rd Poznan Open 2015 | Poznan POL | 3.6 | Kacper Tomaszewski | Tomasz Kozlowski | 1/2-1/2 | 36 | Open |
| 961 | 2015-08-11 | 23rd Poznan Open 2015 | Poznan POL | 2.11 | Krzysztof Rozumek | Kacper Tomaszewski | 0-1 | 75 | Open |
| 962 | 2015-08-10 | 23rd Poznan Open 2015 | Poznan POL | 1.12 | Kacper Tomaszewski | Piotr Hoffmann | 1-0 | 42 | Open |
| 963 | 2015-04-19 | 5th Dziedzica Mem 2015 | Trzcianka POL | 2.8 | Kacper Tomaszewski | Rustam Kasimdzhanov | 0-1 | 43 | Open |
| 964 | 2014-09-07 | TCh-POL 1st League 2014 | Poronin POL | 9.1 | Kacper Tomaszewski | Michal Praszak | 0-1 | 56 | Open |
| 965 | 2014-09-06 | TCh-POL 1st League 2014 | Poronin POL | 8.5 | Piotr Kowalak | Kacper Tomaszewski | 1-0 | 50 | Open |
| 966 | 2014-09-05 | TCh-POL 1st League 2014 | Poronin POL | 7.2 | Kacper Tomaszewski | Szymon Stysiak | 1-0 | 46 | Open |
| 967 | 2014-09-04 | TCh-POL 1st League 2014 | Poronin POL | 6.4 | Filip Laskowski | Kacper Tomaszewski | 1/2-1/2 | 40 | Open |
| 968 | 2014-09-03 | TCh-POL 1st League 2014 | Poronin POL | 5.3 | Kacper Tomaszewski | Rafal Kowalczyk | 0-1 | 45 | Open |
| 969 | 2014-09-03 | TCh-POL 1st League 2014 | Poronin POL | 4.3 | Wojciech Przybylski | Kacper Tomaszewski | 1-0 | 33 | Open |
| 970 | 2014-09-01 | TCh-POL 1st League 2014 | Poronin POL | 3.4 | Kacper Tomaszewski | Pawel Musialkiewicz | 1-0 | 43 | Open |
| 971 | 2014-09-01 | TCh-POL 1st League 2014 | Poronin POL | 2.2 | Artur Czyz | Kacper Tomaszewski | 1/2-1/2 | 38 | Open |
| 972 | 2014-08-31 | TCh-POL 1st League 2014 | Poronin POL | 1.5 | Kacper Tomaszewski | Andrzej Migala | 1-0 | 18 | Open |
| 973 | 2014-08-23 | 19th Rewal Open A 2014 | Rewal POL | 5.4 | Tomasz Warakomski | Kacper Tomaszewski | 1-0 | 43 | Open |
| 974 | 2014-08-22 | 19th Rewal Open A 2014 | Rewal POL | 4.8 | Kacper Tomaszewski | Jaroslav Bures | 1-0 | 28 | Open |
| 975 | 2014-08-21 | 19th Rewal Open A 2014 | Rewal POL | 3.15 | Kacper Tomaszewski | Piotr Renkowski | 1-0 | 18 | Open |
| 976 | 2014-08-20 | 19th Rewal Open A 2014 | Rewal POL | 2.23 | Kacper Bilczewski | Kacper Tomaszewski | 0-1 | 23 | Open |
| 977 | 2014-08-19 | 19th Rewal Open A 2014 | Rewal POL | 1.11 | Kacper Tomaszewski | Lukasz Licznerski | 0-1 | 33 | Open |
| 978 | 2014-07-08 | X Baltic Pearl Open 2014 | Lazy POL | 9.21 | Kacper Tomaszewski | Borys Lebiedowicz | 1/2-1/2 | 28 | Open |
| 979 | 2014-07-07 | X Baltic Pearl Open 2014 | Lazy POL | 8.24 | Mikolaj Sawicki | Kacper Tomaszewski | 1/2-1/2 | 65 | Open |
| 980 | 2014-07-06 | X Baltic Pearl Open 2014 | Lazy POL | 7.19 | Igor Janik | Kacper Tomaszewski | 1-0 | 67 | Open |
| 981 | 2014-07-06 | X Baltic Pearl Open 2014 | Lazy POL | 6.14 | Kacper Tomaszewski | Krystian Jacek | 0-1 | 45 | Open |
| 982 | 2014-07-03 | X Baltic Pearl Open 2014 | Lazy POL | 5.7 | Vadim Shishkin | Kacper Tomaszewski | 1-0 | 39 | Open |
| 983 | 2014-07-02 | X Baltic Pearl Open 2014 | Lazy POL | 4.11 | Kacper Tomaszewski | Aleksander Krainski | 1-0 | 87 | Open |
| 984 | 2014-07-01 | X Baltic Pearl Open 2014 | Lazy POL | 3.12 | Kacper Tomaszewski | Egor Kovalev | 1/2-1/2 | 90 | Open |
| 985 | 2014-06-30 | X Baltic Pearl Open 2014 | Lazy POL | 2.17 | Piotr Snihur | Kacper Tomaszewski | 1/2-1/2 | 27 | Open |
| 986 | 2014-06-29 | X Baltic Pearl Open 2014 | Lazy POL | 1.1 | Kacper Tomaszewski | Bartosz Nowicki | 1/2-1/2 | 40 | Open |
| 987 | 2013-12-14 | ch-European Rapid 2013 | Warsaw POL | 2.45 | Monika Socko | Kacper Tomaszewski | 1-0 | 35 | Open |
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