Marius Deuer
Country
GER
Birth Year
2008
Gender
M
Title
International Master
FIDE ID
16236432
FIDE Rating
2493
FIDE Rating Graph
Games
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2026-01-18 | 2nd Bundesliga Sud 25-26 | Germany GER | 7.1 | Marius Deuer | Alparslan Isik | 1/2-1/2 | 32 | Open |
| 2 | 2026-01-17 | 2nd Bundesliga Sud 25-26 | Germany GER | 6.1 | Jan Vykouk | Marius Deuer | 1/2-1/2 | 18 | Open |
| 3 | 2026-01-02 | Hastings Masters 2025-26 | Hastings ENG | 9.1 | Alexander Kovchan | Marius Deuer | 1-0 | 49 | Open |
| 4 | 2026-01-01 | Hastings Masters 2025-26 | Hastings ENG | 8.2 | Marius Deuer | Sarunas Sulskis | 1-0 | 35 | Open |
| 5 | 2026-01-01 | Hastings Masters 2025-26 | Hastings ENG | 7.1 | Tor Fredrik Kaasen | Marius Deuer | 1/2-1/2 | 69 | Open |
| 6 | 2025-12-31 | Hastings Masters 2025-26 | Hastings ENG | 6.1 | Marius Deuer | Cian Ward | 1-0 | 28 | Open |
| 7 | 2025-12-30 | Hastings Masters 2025-26 | Hastings ENG | 5.1 | Bennet Hagner | Marius Deuer | 1/2-1/2 | 27 | Open |
| 8 | 2025-12-30 | Hastings Masters 2025-26 | Hastings ENG | 4.3 | Marius Deuer | Simon K Williams | 1-0 | 53 | Open |
| 9 | 2025-12-29 | Hastings Masters 2025-26 | Hastings ENG | 3.3 | Hao(ZJ) Wang | Marius Deuer | 1/2-1/2 | 5 | Open |
| 10 | 2025-12-29 | Hastings Masters 2025-26 | Hastings ENG | 2.3 | Marius Deuer | Alex Golding | 1-0 | 31 | Open |
| 11 | 2025-12-28 | Hastings Masters 2025-26 | Hastings ENG | 1.3 | Peter Finn | Marius Deuer | 0-1 | 38 | Open |
| 12 | 2025-12-08 | 6th elllobregat Open 2025 | Sant Boi ESP | 10.3 | Cristobal Henriquez Villagra | Marius Deuer | 1-0 | 59 | Open |
| 13 | 2025-12-07 | 6th elllobregat Open 2025 | Sant Boi ESP | 9.1 | Marius Deuer | Pranesh M | 1/2-1/2 | 20 | Open |
| 14 | 2025-12-06 | 6th elllobregat Open 2025 | Sant Boi ESP | 8.3 | Arad Nazari | Marius Deuer | 0-1 | 38 | Open |
| 15 | 2025-12-05 | 6th elllobregat Open 2025 | Sant Boi ESP | 7.3 | Artem Uskov | Marius Deuer | 1/2-1/2 | 53 | Open |
| 16 | 2025-12-04 | 6th elllobregat Open 2025 | Sant Boi ESP | 6.3 | Marius Deuer | Sankalp Gupta | 1-0 | 50 | Open |
| 17 | 2025-12-03 | 6th elllobregat Open 2025 | Sant Boi ESP | 5.3 | Marius Deuer | Bharath Subramaniyam H | 1/2-1/2 | 59 | Open |
| 18 | 2025-12-02 | 6th elllobregat Open 2025 | Sant Boi ESP | 4.1 | Sunle Gong | Marius Deuer | 0-1 | 39 | Open |
| 19 | 2025-12-01 | 6th elllobregat Open 2025 | Sant Boi ESP | 3.13 | Marius Deuer | Gianmarco Leiva | 1-0 | 34 | Open |
| 20 | 2025-11-30 | 6th elllobregat Open 2025 | Sant Boi ESP | 2.13 | Zi Han Goh | Marius Deuer | 1/2-1/2 | 43 | Open |
| 21 | 2025-11-28 | 6th elllobregat Open 2025 | Sant Boi ESP | 1.18 | Marius Deuer | Franco Gasic Merino | 1-0 | 58 | Open |
| 22 | 2025-10-15 | World Youth Open U18 2025 | Durres ALB | 11.1 | Andrei Filip | Marius Deuer | 0-1 | 62 | Open |
| 23 | 2025-10-13 | World Youth Open U18 2025 | Durres ALB | 9.1 | Ryo Chen | Marius Deuer | 1-0 | 42 | Open |
| 24 | 2025-10-12 | World Youth Open U18 2025 | Durres ALB | 8.8 | Marius Deuer | Hamed Wafa | 1/2-1/2 | 41 | Open |
| 25 | 2025-10-11 | World Youth Open U18 2025 | Durres ALB | 7.1 | Manuel Campos Gomez | Marius Deuer | 1/2-1/2 | 58 | Open |
| 26 | 2025-10-04 | World Youth Open U18 2025 | Durres ALB | 1.5 | David Elias | Marius Deuer | 1-0 | 31 | Open |
| 27 | 2025-09-28 | 2nd Bundesliga Sud 25-26 | Germany GER | 2.1 | Marius Deuer | Gergely Aczel | 1-0 | 26 | Open |
| 28 | 2025-09-27 | 2nd Bundesliga Sud 25-26 | Germany GER | 1.1 | Peter Acs | Marius Deuer | 1/2-1/2 | 52 | Open |
| 29 | 2025-08-29 | Berserkers GM Round Robin | Amsterdam NED | 9.5 | Roger Labruyere | Marius Deuer | 0-1 | 36 | Open |
| 30 | 2025-08-28 | Berserkers GM Round Robin | Amsterdam NED | 8.2 | Marius Deuer | Alexandre Dgebuadze | 1-0 | 90 | Open |
| 31 | 2025-08-28 | Berserkers GM Round Robin | Amsterdam NED | 7.4 | Khoi Pham | Marius Deuer | 1-0 | 67 | Open |
| 32 | 2025-08-27 | Berserkers GM Round Robin | Amsterdam NED | 6.3 | Marius Deuer | Li Min Peng | 1/2-1/2 | 8 | Open |
| 33 | 2025-08-27 | Berserkers GM Round Robin | Amsterdam NED | 5.3 | Eelke De Boer | Marius Deuer | 1-0 | 59 | Open |
| 34 | 2025-08-26 | Berserkers GM Round Robin | Amsterdam NED | 4.4 | Marius Deuer | Edwyn Mesman | 1-0 | 21 | Open |
| 35 | 2025-08-26 | Berserkers GM Round Robin | Amsterdam NED | 3.2 | Miguoel Admiraal | Marius Deuer | 1/2-1/2 | 52 | Open |
| 36 | 2025-08-25 | Berserkers GM Round Robin | Amsterdam NED | 2.5 | Marius Deuer | Gachatur Kazarjan | 1-0 | 23 | Open |
| 37 | 2025-08-25 | Berserkers GM Round Robin | Amsterdam NED | 1.1 | Marius Deuer | Lorenzo Lodici | 0-1 | 68 | Open |
| 38 | 2025-08-10 | 52nd Sparkassen Open A | Dortmund GER | 9.7 | Jan Malek | Marius Deuer | 1-0 | 57 | Open |
| 39 | 2025-08-09 | 52nd Sparkassen Open A | Dortmund GER | 8.3 | Marius Deuer | Tong(QD) Xiao | 1/2-1/2 | 20 | Open |
| 40 | 2025-08-08 | 52nd Sparkassen Open A | Dortmund GER | 7.11 | Keyvan Farokhi | Marius Deuer | 0-1 | 40 | Open |
| 41 | 2025-08-07 | 52nd Sparkassen Open A | Dortmund GER | 6.12 | Marius Deuer | Tatev Abrahamyan | 1-0 | 31 | Open |
| 42 | 2025-08-06 | 52nd Sparkassen Open A | Dortmund GER | 5.5 | Ashot Parvanyan | Marius Deuer | 1-0 | 43 | Open |
| 43 | 2025-08-05 | 52nd Sparkassen Open A | Dortmund GER | 4.11 | Marius Deuer | Bayastan Sydykov | 1-0 | 51 | Open |
| 44 | 2025-08-04 | 52nd Sparkassen Open A | Dortmund GER | 3.9 | Antoni Radzimski | Marius Deuer | 1/2-1/2 | 26 | Open |
| 45 | 2025-08-03 | 52nd Sparkassen Open A | Dortmund GER | 2.12 | Marius Deuer | Ole Poeck | 1-0 | 55 | Open |
| 46 | 2025-08-02 | 52nd Sparkassen Open A | Dortmund GER | 1.15 | Justus Sommer | Marius Deuer | 0-1 | 35 | Open |
| 47 | 2025-07-19 | 33rd Heart of Finland Op | Jyvaskyla FIN | 8.4 | Marius Deuer | Zbigniew Pakleza | 0-1 | 38 | Open |
| 48 | 2025-07-18 | 33rd Heart of Finland Op | Jyvaskyla FIN | 7.2 | Egor Bogdanov | Marius Deuer | 1-0 | 61 | Open |
| 49 | 2025-07-17 | 33rd Heart of Finland Op | Jyvaskyla FIN | 6.4 | Marius Deuer | Normunds Miezis | 1-0 | 55 | Open |
| 50 | 2025-07-17 | 33rd Heart of Finland Op | Jyvaskyla FIN | 5.3 | Oliver Wartiovaara | Marius Deuer | 1/2-1/2 | 32 | Open |
| 51 | 2025-07-16 | 33rd Heart of Finland Op | Jyvaskyla FIN | 4.5 | Marius Deuer | Niilo Man Nissinen | 1-0 | 45 | Open |
| 52 | 2025-07-15 | 33rd Heart of Finland Op | Jyvaskyla FIN | 3.5 | Sampsa Nyysti | Marius Deuer | 1/2-1/2 | 18 | Open |
| 53 | 2025-07-15 | 33rd Heart of Finland Op | Jyvaskyla FIN | 2.5 | Marius Deuer | Eeli Asikainen | 1-0 | 32 | Open |
| 54 | 2025-07-14 | 33rd Heart of Finland Op | Jyvaskyla FIN | 1.5 | Samuel Siltanen | Marius Deuer | 0-1 | 44 | Open |
| 55 | 2025-06-24 | Titled Tue 24th Jun Early | chess.com INT | 5 | Marius Deuer | Abdou Ahmed Alem | 1-0 | 32 | Open |
| 56 | 2025-06-14 | 3rd Munich Whitsun Open A | Munich GER | 9.6 | Marius Deuer | Ori Kobo | 1-0 | 32 | Open |
| 57 | 2025-06-13 | 3rd Munich Whitsun Open A | Munich GER | 8.7 | Juergen, Dr. Straub | Marius Deuer | 0-1 | 34 | Open |
| 58 | 2025-06-12 | 3rd Munich Whitsun Open A | Munich GER | 7.8 | Marius Deuer | Valentyn Hulka | 1/2-1/2 | 30 | Open |
| 59 | 2025-06-11 | 3rd Munich Whitsun Open A | Munich GER | 6.9 | Oliver Wartiovaara | Marius Deuer | 0-1 | 44 | Open |
| 60 | 2025-06-10 | 3rd Munich Whitsun Open A | Munich GER | 5.16 | Marius Deuer | Bhagat Kush | 1-0 | 50 | Open |
| 61 | 2025-06-09 | 3rd Munich Whitsun Open A | Munich GER | 4.13 | Zaur Hasanov | Marius Deuer | 1/2-1/2 | 43 | Open |
| 62 | 2025-06-09 | 3rd Munich Whitsun Open A | Munich GER | 3.25 | Marius Deuer | Charvi A | 1-0 | 33 | Open |
| 63 | 2025-06-08 | 3rd Munich Whitsun Open A | Munich GER | 1.12 | Marius Deuer | Carlos Alvarez Serrano | 0-1 | 53 | Open |
| 64 | 2025-06-01 | TCh-AUT Rapid 2025 | Pasching AUT | 8.14 | Marius Deuer | Nikita Vitiugov | 1/2-1/2 | 30 | Open |
| 65 | 2025-06-01 | TCh-AUT Rapid 2025 | Pasching AUT | 7.2 | Georg Meier | Marius Deuer | 1/2-1/2 | 27 | Open |
| 66 | 2025-06-01 | TCh-AUT Rapid 2025 | Pasching AUT | 6.14 | Marius Deuer | Lubomir Ftacnik | 1-0 | 27 | Open |
| 67 | 2025-05-31 | TCh-AUT Blitz 2025 | Pasching AUT | 9.18 | Marius Deuer | Hrvoje Stevic | 1-0 | 33 | Open |
| 68 | 2025-05-31 | TCh-AUT Blitz 2025 | Pasching AUT | 4.18 | Alexandra Kosteniuk | Marius Deuer | 1/2-1/2 | 25 | Open |
| 69 | 2025-05-31 | TCh-AUT Blitz 2025 | Pasching AUT | 3.2 | Marius Deuer | Alexander Grischuk | 1/2-1/2 | 58 | Open |
| 70 | 2025-05-31 | TCh-AUT Blitz 2025 | Pasching AUT | 12.2 | Nikita Vitiugov | Marius Deuer | 0-1 | 43 | Open |
| 71 | 2025-05-30 | Grand Prix PlusCity Rapid | Pasching AUT | 9.16 | Marius Deuer | Georg Froewis | 1/2-1/2 | 44 | Open |
| 72 | 2025-05-30 | Grand Prix PlusCity Rapid | Pasching AUT | 8.18 | Mladen Palac | Marius Deuer | 0-1 | 32 | Open |
| 73 | 2025-05-30 | Grand Prix PlusCity Rapid | Pasching AUT | 5.16 | Marius Deuer | Georg Meier | 0-1 | 18 | Open |
| 74 | 2025-05-30 | Grand Prix PlusCity Rapid | Pasching AUT | 3.2 | Viktor Erdos | Marius Deuer | 1/2-1/2 | 46 | Open |
| 75 | 2025-05-29 | Grand Prix PlusCity Blitz | Pasching AUT | 9.2 | Marius Deuer | Leon Livaic | 1/2-1/2 | 27 | Open |
| 76 | 2025-05-29 | Grand Prix PlusCity Blitz | Pasching AUT | 8.12 | Konstantin Peyrer | Marius Deuer | 1-0 | 27 | Open |
| 77 | 2025-05-29 | Grand Prix PlusCity Blitz | Pasching AUT | 7.2 | Marius Deuer | Georg Froewis | 1-0 | 37 | Open |
| 78 | 2025-05-29 | Grand Prix PlusCity Blitz | Pasching AUT | 4.16 | Georg Meier | Marius Deuer | 1-0 | 29 | Open |
| 79 | 2025-05-29 | Grand Prix PlusCity Blitz | Pasching AUT | 3.12 | Marius Deuer | Viktor Erdos | 1-0 | 36 | Open |
| 80 | 2025-05-29 | Grand Prix PlusCity Blitz | Pasching AUT | 13.18 | Marius Deuer | Hrvoje Stevic | 0-1 | 44 | Open |
| 81 | 2025-05-29 | Grand Prix PlusCity Blitz | Pasching AUT | 11.2 | Marius Deuer | Jan Subelj | 0-1 | 50 | Open |
| 82 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 9.6 | Marius Deuer | Jonas Rosner | 1-0 | 28 | Open |
| 83 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 8.1 | Cedric Chassard | Marius Deuer | 1/2-1/2 | 54 | Open |
| 84 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 7.7 | Marius Deuer | Ilja Schneider | 0-1 | 51 | Open |
| 85 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 6.9 | Pascal Barzen | Marius Deuer | 1-0 | 36 | Open |
| 86 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 5.8 | Marius Deuer | Christian Richter | 1-0 | 38 | Open |
| 87 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 4.8 | Frederik Svane | Marius Deuer | 1/2-1/2 | 26 | Open |
| 88 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 3.9 | Marius Deuer | Rick Frischmann | 1-0 | 42 | Open |
| 89 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 29.6 | Marian Can Nothnagel | Marius Deuer | 0-1 | 35 | Open |
| 90 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 28.11 | Marius Deuer | Maximilian Berchtenbreiter | 1-0 | 49 | Open |
| 91 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 27.5 | Robert Stein | Marius Deuer | 1-0 | 38 | Open |
| 92 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 26.12 | Marius Deuer | Christian Gloeckler | 0-1 | 44 | Open |
| 93 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 25.4 | Enis Zuferi | Marius Deuer | 0-1 | 47 | Open |
| 94 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 24.13 | Marius Deuer | Florian Stricker | 1-0 | 45 | Open |
| 95 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 23.3 | Magnus Arndt | Marius Deuer | 1/2-1/2 | 73 | Open |
| 96 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 22.14 | Marius Deuer | Paul Zwahr | 1-0 | 73 | Open |
| 97 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 21.2 | Stefan Joeres | Marius Deuer | 0-1 | 24 | Open |
| 98 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 20.15 | Marius Deuer | Matthias Bluebaum | 1/2-1/2 | 49 | Open |
| 99 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 2.7 | Hendrik Reichmann | Marius Deuer | 0-1 | 48 | Open |
| 100 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 19.1 | Marius Deuer | Henning Holinka | 1-0 | 41 | Open |
| 101 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 18.15 | Alexander Donchenko | Marius Deuer | 1-0 | 33 | Open |
| 102 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 17.2 | Marius Deuer | Maurin Moeller | 1/2-1/2 | 40 | Open |
| 103 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 16.14 | Yevhenii Yelisieiev | Marius Deuer | 0-1 | 29 | Open |
| 104 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 15.3 | Marius Deuer | Pascal Eichenauer | 1-0 | 29 | Open |
| 105 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 14.13 | Michael Kopylov | Marius Deuer | 1-0 | 39 | Open |
| 106 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 13.4 | Marius Deuer | Torben Knuedel | 0-1 | 37 | Open |
| 107 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 12.12 | Rasmus Svane | Marius Deuer | 1/2-1/2 | 50 | Open |
| 108 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 11.5 | Marius Deuer | Bernd Schneider | 1-0 | 47 | Open |
| 109 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 10.11 | Ferenc Langheinrich | Marius Deuer | 0-1 | 59 | Open |
| 110 | 2025-05-24 | ch-GER Blitz 2025 | Munich GER | 1.1 | Marius Deuer | Alberto Atoyan | 1-0 | 25 | Open |
| 111 | 2025-05-22 | Mitropa Cup 2025 | Trencin SVK | 9.1 | Marius Deuer | Vaclav Finek | 1/2-1/2 | 31 | Open |
| 112 | 2025-05-21 | Mitropa Cup 2025 | Trencin SVK | 8.1 | Timothe Razafindratsima | Marius Deuer | 0-1 | 55 | Open |
| 113 | 2025-05-20 | Mitropa Cup 2025 | Trencin SVK | 7.1 | Marius Deuer | Jergus Pechac | 1/2-1/2 | 30 | Open |
| 114 | 2025-05-19 | Mitropa Cup 2025 | Trencin SVK | 6.1 | Luca Jr Moroni | Marius Deuer | 1-0 | 50 | Open |
| 115 | 2025-05-18 | Mitropa Cup 2025 | Trencin SVK | 5.1 | Marius Deuer | Martin Jablonicky | 1-0 | 66 | Open |
| 116 | 2025-05-17 | Mitropa Cup 2025 | Trencin SVK | 4.1 | Bendeguz Bodrogi | Marius Deuer | 0-1 | 68 | Open |
| 117 | 2025-05-16 | Mitropa Cup 2025 | Trencin SVK | 3.1 | Marius Deuer | Valentin Baidetskyi | 1-0 | 46 | Open |
| 118 | 2025-05-15 | Mitropa Cup 2025 | Trencin SVK | 2.1 | Sebastian Bogner | Marius Deuer | 1/2-1/2 | 49 | Open |
| 119 | 2025-05-14 | Mitropa Cup 2025 | Trencin SVK | 1.1 | Matic Lavrencic | Marius Deuer | 1/2-1/2 | 31 | Open |
| 120 | 2025-04-27 | IV Menorca Open A 2025 | Ciutadella de Menorca ESP | 9.9 | Volodar Murzin | Marius Deuer | 1-0 | 28 | Open |
| 121 | 2025-04-24 | IV Menorca Open A 2025 | Ciutadella de Menorca ESP | 4.11 | Marius Deuer | Pranesh M | 1/2-1/2 | 50 | Open |
| 122 | 2025-04-23 | IV Menorca Open A 2025 | Ciutadella de Menorca ESP | 3.4 | Marius Deuer | V Pranav | 1/2-1/2 | 38 | Open |
| 123 | 2025-04-06 | TCh-AUT 2024-25 | Austria AUT | 11.33 | Robert Markus | Marius Deuer | 1/2-1/2 | 37 | Open |
| 124 | 2025-04-05 | TCh-AUT 2024-25 | Austria AUT | 10.9 | Marius Deuer | Lukas Handler | 1/2-1/2 | 36 | Open |
| 125 | 2025-04-04 | TCh-AUT 2024-25 | Austria AUT | 9.27 | Stepan Zilka | Marius Deuer | 1/2-1/2 | 49 | Open |
| 126 | 2025-04-04 | TCh-AUT 2024-25 | Austria AUT | 8.14 | Jakob Leon Pajeken | Marius Deuer | 1/2-1/2 | 31 | Open |
| 127 | 2025-04-03 | TCh-AUT 2024-25 | Austria AUT | 7.21 | Felix Blohberger | Marius Deuer | 0-1 | 32 | Open |
| 128 | 2025-04-02 | TCh-AUT 2024-25 | Austria AUT | 6.21 | Marius Deuer | Andrey Esipenko | 0-1 | 57 | Open |
| 129 | 2025-03-23 | 2nd Bundesliga Sud 24-25 | Germany GER | 11.1 | Marius Deuer | William N Watson | 1/2-1/2 | 0 | Open |
| 130 | 2025-03-22 | 2nd Bundesliga Sud 24-25 | Germany GER | 10.1 | Jiri Stocek | Marius Deuer | 0-1 | 0 | Open |
| 131 | 2025-02-22 | 2nd Bundesliga Sud 24-25 | Germany GER | 8.2 | Marius Deuer | Alexander Zajogin | 1-0 | 34 | Open |
| 132 | 2025-02-21 | 2nd Bundesliga Sud 24-25 | Germany GER | 1.2 | Valentin Kuklin | Marius Deuer | 0-1 | 28 | Open |
| 133 | 2025-02-02 | 2nd Bundesliga Sud 24-25 | Germany GER | 7.2 | Marius Deuer | Marin Bosiocic | 1/2-1/2 | 28 | Open |
| 134 | 2025-02-01 | 2nd Bundesliga Sud 24-25 | Germany GER | 6.2 | Sebastien Maze | Marius Deuer | 1-0 | 25 | Open |
| 135 | 2025-01-25 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 9.1 | Jonasz Baum | Marius Deuer | 1-0 | 33 | Open |
| 136 | 2025-01-24 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 8.1 | Marius Deuer | Christoph Natsidis | 1-0 | 23 | Open |
| 137 | 2025-01-23 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 7.1 | Robert Cvek | Marius Deuer | 1/2-1/2 | 14 | Open |
| 138 | 2025-01-22 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 6.1 | Marius Deuer | Atilla Kuru | 0-1 | 118 | Open |
| 139 | 2025-01-21 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 5.1 | Bogdan Lalic | Marius Deuer | 1/2-1/2 | 29 | Open |
| 140 | 2025-01-21 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 4.1 | Marius Deuer | Hussain Besou | 1/2-1/2 | 69 | Open |
| 141 | 2025-01-20 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 3.1 | Shou Otsuka | Marius Deuer | 1-0 | 35 | Open |
| 142 | 2025-01-19 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 2.1 | Marius Deuer | Anton Korobov | 1/2-1/2 | 10 | Open |
| 143 | 2025-01-18 | 23rd Marienbad A1 GM 2025 | Marianske Lazne CZE | 1.1 | Harshavardhan G B | Marius Deuer | 1/2-1/2 | 45 | Open |
| 144 | 2025-01-12 | 2nd Bundesliga Sud 24-25 | Germany GER | 5.2 | Christopher Noe | Marius Deuer | 1-0 | 59 | Open |
| 145 | 2025-01-11 | 2nd Bundesliga Sud 24-25 | Germany GER | 4.2 | Marius Deuer | Maxime Lagarde | 1/2-1/2 | 10 | Open |
| 146 | 2024-12-01 | 2nd Bundesliga Sud 24-25 | Germany GER | 3.2 | Gunter Spiess | Marius Deuer | 1/2-1/2 | 36 | Open |
| 147 | 2024-11-30 | 2nd Bundesliga Sud 24-25 | Germany GER | 2.2 | Marius Deuer | Valentin Baidetskyi | 1/2-1/2 | 20 | Open |
| 148 | 2024-11-19 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 11.35 | Gabriel Sargissian | Marius Deuer | 1/2-1/2 | 41 | Open |
| 149 | 2024-11-18 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 10.36 | Marius Deuer | Maxim Rodshtein | 1/2-1/2 | 41 | Open |
| 150 | 2024-11-17 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 9.72 | Blazo Kalezic | Marius Deuer | 0-1 | 86 | Open |
| 151 | 2024-11-16 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 8.38 | Marius Deuer | Viktor Gazik | 0-1 | 34 | Open |
| 152 | 2024-11-15 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 7.76 | Bartlomiej Niedbala | Marius Deuer | 0-1 | 79 | Open |
| 153 | 2024-11-13 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 6.35 | Marius Deuer | Baadur Jobava | 0-1 | 39 | Open |
| 154 | 2024-11-12 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 5.31 | Constantin Lupulescu | Marius Deuer | 1/2-1/2 | 41 | Open |
| 155 | 2024-11-11 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 4.8 | Marius Deuer | Alexandra Shvedova | 1-0 | 46 | Open |
| 156 | 2024-11-10 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 3.92 | Valentyn Hulka | Marius Deuer | 0-1 | 31 | Open |
| 157 | 2024-11-09 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 2.11 | Marius Deuer | Rauf Mamedov | 0-1 | 57 | Open |
| 158 | 2024-11-08 | 24th ch-EUR Indiv 2024 | Petrovac MNE | 1.119 | Manvel Arakelyan | Marius Deuer | 0-1 | 31 | Open |
| 159 | 2024-11-03 | 27th OIBM 2024 | Tegernsee GER | 9.1 | Marius Deuer | Dmitrij Kollars | 1/2-1/2 | 25 | Open |
| 160 | 2024-11-02 | 27th OIBM 2024 | Tegernsee GER | 8.9 | Yelyzaveta Hrebenshchykova | Marius Deuer | 0-1 | 45 | Open |
| 161 | 2024-11-01 | 27th OIBM 2024 | Tegernsee GER | 7.3 | Kacper Piorun | Marius Deuer | 1/2-1/2 | 28 | Open |
| 162 | 2024-10-31 | 27th OIBM 2024 | Tegernsee GER | 6.5 | Marius Deuer | Roven Vogel | 1/2-1/2 | 26 | Open |
| 163 | 2024-10-30 | 27th OIBM 2024 | Tegernsee GER | 5.3 | Marius Deuer | Rinat Jumabayev | 1/2-1/2 | 32 | Open |
| 164 | 2024-10-29 | 27th OIBM 2024 | Tegernsee GER | 4.3 | Karthik Venkataraman | Marius Deuer | 0-1 | 59 | Open |
| 165 | 2024-10-28 | 27th OIBM 2024 | Tegernsee GER | 3.1 | Marius Deuer | Werner, Dr. Ploetz | 1-0 | 42 | Open |
| 166 | 2024-10-27 | 27th OIBM 2024 | Tegernsee GER | 2.11 | Hans-Joerg, Dr. Cordes | Marius Deuer | 0-1 | 37 | Open |
| 167 | 2024-10-26 | 27th OIBM 2024 | Tegernsee GER | 1.12 | Marius Deuer | Patrick Bossinger | 1-0 | 53 | Open |
| 168 | 2024-10-18 | Weissenhaus Young Masters | Wangels GER | 9.2 | Marius Deuer | Benedict Krause | 1/2-1/2 | 36 | Open |
| 169 | 2024-10-18 | Weissenhaus Young Masters | Wangels GER | 8.4 | Sune Berg Hansen | Marius Deuer | 1-0 | 45 | Open |
| 170 | 2024-10-17 | Weissenhaus Young Masters | Wangels GER | 7.3 | Marius Deuer | Hussain Besou | 0-1 | 68 | Open |
| 171 | 2024-10-17 | Weissenhaus Young Masters | Wangels GER | 6.3 | Christian Bauer | Marius Deuer | 0-1 | 44 | Open |
| 172 | 2024-10-16 | Weissenhaus Young Masters | Wangels GER | 5.4 | Marius Deuer | Christian Gloeckler | 1-0 | 46 | Open |
| 173 | 2024-10-16 | Weissenhaus Young Masters | Wangels GER | 4.2 | Kaido Kulaots | Marius Deuer | 1/2-1/2 | 31 | Open |
| 174 | 2024-10-15 | Weissenhaus Young Masters | Wangels GER | 3.5 | Marius Deuer | Leonardo Costa | 1-0 | 40 | Open |
| 175 | 2024-10-15 | Weissenhaus Young Masters | Wangels GER | 2.1 | Pavel Eljanov | Marius Deuer | 1/2-1/2 | 60 | Open |
| 176 | 2024-10-14 | Weissenhaus Young Masters | Wangels GER | 1.5 | S.P. Sethuraman | Marius Deuer | 1/2-1/2 | 44 | Open |
| 177 | 2024-10-12 | TCh-AUT 2024-25 | Austria AUT | 4.1 | Marius Deuer | Abhijeet Gupta | 1/2-1/2 | 53 | Open |
| 178 | 2024-10-11 | TCh-AUT 2024-25 | Austria AUT | 3.1 | Liviu-Dieter Nisipeanu | Marius Deuer | 1-0 | 17 | Open |
| 179 | 2024-10-10 | TCh-AUT 2024-25 | Austria AUT | 2.1 | Marius Deuer | Denis Kadric | 1/2-1/2 | 31 | Open |
| 180 | 2024-10-09 | TCh-AUT 2024-25 | Austria AUT | 1.1 | Marius Deuer | Anton Demchenko | 0-1 | 35 | Open |
| 181 | 2024-08-27 | 95th ch-GER Masters 2024 | Ostfildern GER | 9.1 | Rasmus Svane | Marius Deuer | 1/2-1/2 | 38 | Open |
| 182 | 2024-08-26 | 95th ch-GER Masters 2024 | Ostfildern GER | 8.1 | Marius Deuer | Dennis Wagner | 1/2-1/2 | 42 | Open |
| 183 | 2024-08-25 | 95th ch-GER Masters 2024 | Ostfildern GER | 7.1 | Roven Vogel | Marius Deuer | 1-0 | 33 | Open |
| 184 | 2024-08-24 | 95th ch-GER Masters 2024 | Ostfildern GER | 6.1 | Marius Deuer | Niclas Huschenbeth | 1/2-1/2 | 22 | Open |
| 185 | 2024-08-23 | 95th ch-GER Masters 2024 | Ostfildern GER | 5.1 | Dmitrij Kollars | Marius Deuer | 1/2-1/2 | 70 | Open |
| 186 | 2024-08-22 | 95th ch-GER Masters 2024 | Ostfildern GER | 4.1 | Marius Deuer | Leonardo Costa | 0-1 | 38 | Open |
| 187 | 2024-08-21 | 95th ch-GER Masters 2024 | Ostfildern GER | 3.1 | Daniel Fridman | Marius Deuer | 1/2-1/2 | 41 | Open |
| 188 | 2024-08-20 | 95th ch-GER Masters 2024 | Ostfildern GER | 2.1 | Marius Deuer | Vitaly Kunin | 1-0 | 74 | Open |
| 189 | 2024-08-19 | 95th ch-GER Masters 2024 | Ostfildern GER | 1.1 | Rainer Buhmann | Marius Deuer | 1/2-1/2 | 37 | Open |
| 190 | 2024-08-14 | Lewis Chess Legends Open | Hell NOR | 9.9 | Marius Deuer | Eric Rosen | 1-0 | 47 | Open |
| 191 | 2024-08-13 | Lewis Chess Legends Open | Hell NOR | 8.9 | Sergey Eliseev | Marius Deuer | 1/2-1/2 | 87 | Open |
| 192 | 2024-08-12 | Lewis Chess Legends Open | Hell NOR | 7.6 | Marius Deuer | Hjorvar Steinn Gretarsson | 1/2-1/2 | 60 | Open |
| 193 | 2024-08-11 | Lewis Chess Legends Open | Hell NOR | 6.3 | Elham Amar | Marius Deuer | 1/2-1/2 | 87 | Open |
| 194 | 2024-08-10 | Lewis Chess Legends Open | Hell NOR | 5.4 | Boris Chatalbashev | Marius Deuer | 1/2-1/2 | 22 | Open |
| 195 | 2024-08-09 | Lewis Chess Legends Open | Hell NOR | 4.3 | Marius Deuer | Toivo Keinanen | 1/2-1/2 | 41 | Open |
| 196 | 2024-08-08 | Lewis Chess Legends Open | Hell NOR | 3.7 | Marius Deuer | Aksel Bu Kvaloy | 1-0 | 77 | Open |
| 197 | 2024-08-07 | Lewis Chess Legends Open | Hell NOR | 2.1 | Frode Olav Olsen Urkedal | Marius Deuer | 1/2-1/2 | 39 | Open |
| 198 | 2024-08-06 | Lewis Chess Legends Open | Hell NOR | 1.11 | Marius Deuer | Olga Prudnykova | 1-0 | 45 | Open |
| 199 | 2024-07-25 | 57th Biel Master Open | Biel SUI | 10.17 | Mark Smirnov | Marius Deuer | 0-1 | 29 | Open |
| 200 | 2024-07-24 | 57th Biel Master Open | Biel SUI | 9.22 | Marius Deuer | Albert Winkelman | 1-0 | 48 | Open |
| 201 | 2024-07-23 | 57th Biel Master Open | Biel SUI | 8.16 | Parab Ritviz | Marius Deuer | 1-0 | 28 | Open |
| 202 | 2024-07-22 | 57th Biel Master Open | Biel SUI | 7.19 | Marius Deuer | Pierre-Antoine Emmenecker | 1-0 | 40 | Open |
| 203 | 2024-07-20 | 57th Biel Master Open | Biel SUI | 6.29 | Dietmar Kolbus | Marius Deuer | 0-1 | 65 | Open |
| 204 | 2024-07-19 | 57th Biel Master Open | Biel SUI | 5.18 | Marius Deuer | Tal Haimovich | 0-1 | 28 | Open |
| 205 | 2024-07-18 | 57th Biel Master Open | Biel SUI | 4.4 | Leon Luke Mendonca | Marius Deuer | 1-0 | 62 | Open |
| 206 | 2024-07-17 | 57th Biel Master Open | Biel SUI | 3.15 | Marius Deuer | Jain Kashish Manoj | 1-0 | 52 | Open |
| 207 | 2024-07-16 | 57th Biel Master Open | Biel SUI | 2.19 | Alua Nurman | Marius Deuer | 1/2-1/2 | 35 | Open |
| 208 | 2024-07-15 | 57th Biel Master Open | Biel SUI | 1.21 | Marius Deuer | Zhi Wei William Woong | 1-0 | 55 | Open |
| 209 | 2024-06-20 | III Janos Rigo Mem GM | Balatonlelle HUN | 9.2 | Marius Deuer | Sathvik Adiga | 1-0 | 58 | Open |
| 210 | 2024-06-19 | III Janos Rigo Mem GM | Balatonlelle HUN | 8.4 | Alan-Safar Ramoutar | Marius Deuer | 1/2-1/2 | 19 | Open |
| 211 | 2024-06-18 | III Janos Rigo Mem GM | Balatonlelle HUN | 7.3 | Marius Deuer | Mateusz Paszewski | 1-0 | 40 | Open |
| 212 | 2024-06-17 | III Janos Rigo Mem GM | Balatonlelle HUN | 6.3 | Miklos Nemeth | Marius Deuer | 1/2-1/2 | 17 | Open |
| 213 | 2024-06-16 | III Janos Rigo Mem GM | Balatonlelle HUN | 5.4 | Marius Deuer | Moksh Amit Doshi | 1-0 | 40 | Open |
| 214 | 2024-06-15 | III Janos Rigo Mem GM | Balatonlelle HUN | 4.2 | Misa Pap | Marius Deuer | 1-0 | 52 | Open |
| 215 | 2024-06-14 | III Janos Rigo Mem GM | Balatonlelle HUN | 3.5 | Marius Deuer | Koppany Geher | 1-0 | 67 | Open |
| 216 | 2024-06-13 | III Janos Rigo Mem GM | Balatonlelle HUN | 2.1 | Volodymyr Vetoshko | Marius Deuer | 1/2-1/2 | 23 | Open |
| 217 | 2024-06-12 | III Janos Rigo Mem GM | Balatonlelle HUN | 1.5 | David Berczes | Marius Deuer | 1/2-1/2 | 25 | Open |
| 218 | 2024-05-31 | Budapest Spring Open 2024 | Budapest HUN | 9.5 | Marius Deuer | Leonardo Costa | 0-1 | 15 | Open |
| 219 | 2024-05-30 | Budapest Spring Open 2024 | Budapest HUN | 8.1 | Gergely Kantor | Marius Deuer | 0-1 | 39 | Open |
| 220 | 2024-05-29 | Budapest Spring Open 2024 | Budapest HUN | 7.5 | Marius Deuer | Ferenc Berkes | 1/2-1/2 | 31 | Open |
| 221 | 2024-05-28 | Budapest Spring Open 2024 | Budapest HUN | 6.19 | Jain Jeet | Marius Deuer | 0-1 | 52 | Open |
| 222 | 2024-05-26 | Budapest Spring Open 2024 | Budapest HUN | 4.8 | Denis Kadric | Marius Deuer | 1-0 | 46 | Open |
| 223 | 2024-05-25 | Budapest Spring Open 2024 | Budapest HUN | 3.6 | Marius Deuer | Ihor Samunenkov | 1/2-1/2 | 40 | Open |
| 224 | 2024-04-04 | III Menorca Open 2024 | Ciutadella de Menorca ESP | 5.15 | Karthik Venkataraman | Marius Deuer | 1-0 | 41 | Open |
| 225 | 2024-04-03 | III Menorca Open 2024 | Ciutadella de Menorca ESP | 2.2 | Marius Deuer | Nihal Sarin | 0-1 | 68 | Open |
| 226 | 2024-03-24 | TCh-AUT 2023-24 | Austria AUT | 11.2 | Marius Deuer | Sasa Martinovic | 1/2-1/2 | 31 | Open |
| 227 | 2024-03-23 | TCh-AUT 2023-24 | Austria AUT | 10.2 | Roven Vogel | Marius Deuer | 1-0 | 63 | Open |
| 228 | 2024-03-22 | TCh-AUT 2023-24 | Austria AUT | 9.3 | Ivan Ivanisevic | Marius Deuer | 1/2-1/2 | 30 | Open |
| 229 | 2024-03-21 | TCh-AUT 2023-24 | Austria AUT | 8.3 | Marius Deuer | Zbynek Hracek | 1/2-1/2 | 50 | Open |
| 230 | 2024-03-20 | TCh-AUT 2023-24 | Austria AUT | 7.3 | Rasmus Svane | Marius Deuer | 1-0 | 44 | Open |
| 231 | 2024-03-17 | 2nd Bundesliga Sud 23-24 | Germany GER | 10.2 | Rick Frischmann | Marius Deuer | 0-1 | 40 | Open |
| 232 | 2024-03-16 | 2nd Bundesliga Sud 23-24 | Germany GER | 9.2 | Marius Deuer | Andrey Sumets | 1-0 | 30 | Open |
| 233 | 2024-02-25 | 2nd Bundesliga Sud 23-24 | Germany GER | 8.2 | Robert Ruck | Marius Deuer | 1-0 | 55 | Open |
| 234 | 2024-02-24 | 2nd Bundesliga Sud 23-24 | Germany GER | 7.2 | Marius Deuer | Matthias Dann | 1/2-1/2 | 18 | Open |
| 235 | 2024-02-04 | 2nd Bundesliga Sud 23-24 | Germany GER | 6.2 | Marius Deuer | Theo Stijve | 1/2-1/2 | 26 | Open |
| 236 | 2024-02-03 | 2nd Bundesliga Sud 23-24 | Germany GER | 5.2 | Fy Antenaina Rakotomaharo | Marius Deuer | 1/2-1/2 | 46 | Open |
| 237 | 2023-12-22 | 10th Sunway Sitges 2023 | Sitges ESP | 10.12 | Pa Iniyan | Marius Deuer | 1-0 | 55 | Open |
| 238 | 2023-12-21 | 10th Sunway Sitges 2023 | Sitges ESP | 9.22 | Marius Deuer | Joseph Girel | 1-0 | 44 | Open |
| 239 | 2023-12-20 | 10th Sunway Sitges 2023 | Sitges ESP | 8.35 | Thibault Real | Marius Deuer | 0-1 | 47 | Open |
| 240 | 2023-12-16 | 10th Sunway Sitges 2023 | Sitges ESP | 5.34 | Marius Deuer | J Sai Agni Jeevitesh | 0-1 | 36 | Open |
| 241 | 2023-12-15 | 10th Sunway Sitges 2023 | Sitges ESP | 4.4 | Dinesh K. Sharma | Marius Deuer | 0-1 | 52 | Open |
| 242 | 2023-12-03 | 2nd Bundesliga Sud 23-24 | Germany GER | 4.1 | Tobias Schmidt | Marius Deuer | 1-0 | 1 | Open |
| 243 | 2023-11-24 | World Youth Open U16 2023 | Montesilvano ITA | 11.13 | Imangali Akhilbay | Marius Deuer | 1/2-1/2 | 55 | Open |
| 244 | 2023-11-23 | World Youth Open U16 2023 | Montesilvano ITA | 10.7 | Marius Deuer | Jan Karsten | 0-1 | 47 | Open |
| 245 | 2023-11-22 | World Youth Open U16 2023 | Montesilvano ITA | 9.11 | Marius Deuer | Rohit S | 1-0 | 56 | Open |
| 246 | 2023-11-21 | World Youth Open U16 2023 | Montesilvano ITA | 8.5 | Daniyal Sapenov | Marius Deuer | 1-0 | 56 | Open |
| 247 | 2023-11-20 | World Youth Open U16 2023 | Montesilvano ITA | 7.5 | Nikola Kanov | Marius Deuer | 1/2-1/2 | 43 | Open |
| 248 | 2023-11-18 | World Youth Open U16 2023 | Montesilvano ITA | 6.7 | Marius Deuer | Igor Skreko | 1-0 | 37 | Open |
| 249 | 2023-11-17 | World Youth Open U16 2023 | Montesilvano ITA | 5.7 | Marius Deuer | Hamed Wafa | 1/2-1/2 | 65 | Open |
| 250 | 2023-11-16 | World Youth Open U16 2023 | Montesilvano ITA | 4.5 | Konstantin Andreev | Marius Deuer | 1/2-1/2 | 40 | Open |
| 251 | 2023-11-15 | World Youth Open U16 2023 | Montesilvano ITA | 3.4 | Marius Deuer | Daniel Xu | 1/2-1/2 | 32 | Open |
| 252 | 2023-11-14 | World Youth Open U16 2023 | Montesilvano ITA | 2.4 | Beksultan Moldagali | Marius Deuer | 0-1 | 39 | Open |
| 253 | 2023-11-13 | World Youth Open U16 2023 | Montesilvano ITA | 1.4 | Marius Deuer | Pavle Ciric | 1-0 | 55 | Open |
| 254 | 2023-11-04 | Vezerkepzo Fall GM 2023 | Budapest HUN | 9.5 | Arseniy Nesterov | Marius Deuer | 1-0 | 44 | Open |
| 255 | 2023-11-03 | Vezerkepzo Fall GM 2023 | Budapest HUN | 8.2 | Marius Deuer | Panesar Vedant | 1-0 | 35 | Open |
| 256 | 2023-11-03 | Vezerkepzo Fall GM 2023 | Budapest HUN | 7.4 | Kavin Venkatesan | Marius Deuer | 0-1 | 35 | Open |
| 257 | 2023-11-02 | Vezerkepzo Fall GM 2023 | Budapest HUN | 6.3 | Marius Deuer | Ethan Vaz | 1-0 | 58 | Open |
| 258 | 2023-11-01 | Vezerkepzo Fall GM 2023 | Budapest HUN | 5.3 | Vojtech Plat | Marius Deuer | 1-0 | 29 | Open |
| 259 | 2023-11-01 | Vezerkepzo Fall GM 2023 | Budapest HUN | 4.4 | Marius Deuer | Jun Ying Tan | 1/2-1/2 | 50 | Open |
| 260 | 2023-10-31 | Vezerkepzo Fall GM 2023 | Budapest HUN | 3.2 | Aryan Gutla | Marius Deuer | 1-0 | 71 | Open |
| 261 | 2023-10-31 | Vezerkepzo Fall GM 2023 | Budapest HUN | 2.5 | Marius Deuer | Leonardo Costa | 0-1 | 82 | Open |
| 262 | 2023-10-30 | Vezerkepzo Fall GM 2023 | Budapest HUN | 1.1 | Marius Deuer | Baadur Jobava | 1/2-1/2 | 40 | Open |
| 263 | 2023-10-22 | 2nd Bundesliga Sud 23-24 | Germany GER | 2.2 | Marius Deuer | Dinara Wagner | 1/2-1/2 | 15 | Open |
| 264 | 2023-10-21 | 2nd Bundesliga Sud 23-24 | Germany GER | 1.2 | Adrian Gschnitzer | Marius Deuer | 1/2-1/2 | 16 | Open |
| 265 | 2023-10-06 | 38th ECC Open 2023 | Durres ALB | 6.8 | Louis Salles | Marius Deuer | 0-1 | 31 | Open |
| 266 | 2023-09-10 | Wuerttemberg IMT 2023 | Lichtenstein GER | 9.4 | Marius Deuer | Tobias Koelle | 1-0 | 59 | Open |
| 267 | 2023-09-09 | Wuerttemberg IMT 2023 | Lichtenstein GER | 8.2 | Jaroslaw Krassowizkij | Marius Deuer | 1/2-1/2 | 30 | Open |
| 268 | 2023-09-08 | Wuerttemberg IMT 2023 | Lichtenstein GER | 7.5 | Marius Deuer | Georg, Dr. Braun | 1-0 | 57 | Open |
| 269 | 2023-09-07 | Wuerttemberg IMT 2023 | Lichtenstein GER | 6.1 | Normunds Miezis | Marius Deuer | 1/2-1/2 | 53 | Open |
| 270 | 2023-09-06 | Wuerttemberg IMT 2023 | Lichtenstein GER | 5.5 | Timur Kocharin | Marius Deuer | 0-1 | 47 | Open |
| 271 | 2023-09-05 | Wuerttemberg IMT 2023 | Lichtenstein GER | 4.2 | Marius Deuer | Yuri Solodovnichenko | 0-1 | 38 | Open |
| 272 | 2023-09-04 | Wuerttemberg IMT 2023 | Lichtenstein GER | 3.4 | Davor Rogic | Marius Deuer | 1/2-1/2 | 38 | Open |
| 273 | 2023-09-03 | Wuerttemberg IMT 2023 | Lichtenstein GER | 2.2 | Marius Deuer | Gyula Pap | 1/2-1/2 | 40 | Open |
| 274 | 2023-09-02 | Wuerttemberg IMT 2023 | Lichtenstein GER | 1.1 | Julian Maisch | Marius Deuer | 0-1 | 35 | Open |
| 275 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 9 | Alexander Rustemov | Marius Deuer | 1-0 | 24 | Open |
| 276 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 8 | Marius Deuer | Aziz Degenbaev | 1-0 | 38 | Open |
| 277 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 7 | Nikita Matinian | Marius Deuer | 1-0 | 32 | Open |
| 278 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 6 | Igor Lysyj | Marius Deuer | 1-0 | 53 | Open |
| 279 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 5 | Marius Deuer | Zachary Tanenbaum | 1-0 | 34 | Open |
| 280 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 4 | Oleksandr Kuzhylnyi | Marius Deuer | 0-1 | 37 | Open |
| 281 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 3 | Dennis Wagner | Marius Deuer | 1-0 | 25 | Open |
| 282 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 2 | Marius Deuer | Gata Kamsky | 0-1 | 43 | Open |
| 283 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 1 | Marius Deuer | Pawel Sowinski | 1-0 | 40 | Open |
| 284 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 11 | Marius Deuer | Yevhenii Yelisieiev | 0-1 | 42 | Open |
| 285 | 2023-08-21 | chess.com SpeedChess Q1Sw | chess.com INT | 10 | Florian Schwabeneder | Marius Deuer | 1-0 | 38 | Open |
| 286 | 2023-08-20 | 94th ch-GER 2023 | Ostfildern GER | 9.3 | Marius Deuer | Jonas Hacker | 1-0 | 33 | Open |
| 287 | 2023-08-19 | 94th ch-GER 2023 | Ostfildern GER | 8.4 | Christian Gloeckler | Marius Deuer | 0-1 | 67 | Open |
| 288 | 2023-08-18 | 94th ch-GER 2023 | Ostfildern GER | 7.2 | Marius Deuer | Vitaly Kunin | 0-1 | 41 | Open |
| 289 | 2023-08-18 | 94th ch-GER 2023 | Ostfildern GER | 6.2 | Jakob Meister | Marius Deuer | 1/2-1/2 | 53 | Open |
| 290 | 2023-08-17 | 94th ch-GER 2023 | Ostfildern GER | 5.3 | Benedikt Dauner | Marius Deuer | 0-1 | 42 | Open |
| 291 | 2023-08-16 | 94th ch-GER 2023 | Ostfildern GER | 4.2 | Marius Deuer | Daniel Fridman | 1/2-1/2 | 34 | Open |
| 292 | 2023-08-16 | 94th ch-GER 2023 | Ostfildern GER | 3.4 | Marius Deuer | Johannes Tschernatsch | 1-0 | 25 | Open |
| 293 | 2023-08-15 | 94th ch-GER 2023 | Ostfildern GER | 2.2 | Nico Stelmaszyk | Marius Deuer | 1/2-1/2 | 52 | Open |
| 294 | 2023-08-14 | 94th ch-GER 2023 | Ostfildern GER | 1.7 | Marius Deuer | Samuel Weber | 1-0 | 45 | Open |
| 295 | 2023-07-26 | 56th Biel Master Open | Biel SUI | 9.8 | Nikita Meshkovs | Marius Deuer | 1/2-1/2 | 30 | Open |
| 296 | 2023-07-25 | 56th Biel Master Open | Biel SUI | 8.6 | Marius Deuer | Xiongjian Peng | 0-1 | 59 | Open |
| 297 | 2023-07-24 | 56th Biel Master Open | Biel SUI | 7.4 | Marius Deuer | Carlos Daniel Albornoz Cabrera | 1/2-1/2 | 34 | Open |
| 298 | 2023-07-23 | 56th Biel Master Open | Biel SUI | 6.3 | Pranav Anand | Marius Deuer | 1/2-1/2 | 32 | Open |
| 299 | 2023-07-21 | 56th Biel Master Open | Biel SUI | 5.3 | Marius Deuer | Daniil Yuffa | 1/2-1/2 | 30 | Open |
| 300 | 2023-07-20 | 56th Biel Master Open | Biel SUI | 4.7 | Nderim Saraci | Marius Deuer | 0-1 | 61 | Open |
| 301 | 2023-07-19 | 56th Biel Master Open | Biel SUI | 3.12 | Marius Deuer | Bharath Subramaniyam H | 1-0 | 49 | Open |
| 302 | 2023-07-18 | 56th Biel Master Open | Biel SUI | 2.11 | Shawn Rodrigue-Lemieux | Marius Deuer | 1/2-1/2 | 35 | Open |
| 303 | 2023-07-17 | 56th Biel Master Open | Biel SUI | 1.39 | Marius Deuer | Niels Stijve | 1-0 | 54 | Open |
| 304 | 2023-06-30 | Prague International Open | Prague CZE | 9.3 | Radoslaw Psyk | Marius Deuer | 1-0 | 52 | Open |
| 305 | 2023-06-29 | Prague International Open | Prague CZE | 8.8 | Marius Deuer | Hilmir Freyr Heimisson | 1-0 | 42 | Open |
| 306 | 2023-06-28 | Prague International Open | Prague CZE | 7.6 | James R Adair | Marius Deuer | 1/2-1/2 | 21 | Open |
| 307 | 2023-06-27 | Prague International Open | Prague CZE | 6.4 | Marius Deuer | Yahli Sokolovsky | 1/2-1/2 | 24 | Open |
| 308 | 2023-04-30 | Bundesliga 2022-23 | Viernheim GER | 15.1 | David Anton Guijarro | Marius Deuer | 1-0 | 42 | Open |
| 309 | 2023-04-29 | Bundesliga 2022-23 | Viernheim GER | 14.2 | Marius Deuer | Pawel Jaracz | 0-1 | 37 | Open |
| 310 | 2023-04-19 | Mitropa Cup 2023 | Mali Losinj CRO | 9.2 | Joseph G. Gallagher | Marius Deuer | 0-1 | 34 | Open |
| 311 | 2023-04-18 | Mitropa Cup 2023 | Mali Losinj CRO | 8.2 | Marius Deuer | Mahel Boyer | 1-0 | 53 | Open |
| 312 | 2023-04-17 | Mitropa Cup 2023 | Mali Losinj CRO | 7.2 | Marius Deuer | Jurica Srbis | 1/2-1/2 | 153 | Open |
| 313 | 2023-04-16 | Mitropa Cup 2023 | Mali Losinj CRO | 6.2 | Gergely Antal | Marius Deuer | 1-0 | 33 | Open |
| 314 | 2023-04-15 | Mitropa Cup 2023 | Mali Losinj CRO | 5.2 | Marius Deuer | Danyyil Dvirnyy | 1/2-1/2 | 38 | Open |
| 315 | 2023-04-14 | Mitropa Cup 2023 | Mali Losinj CRO | 4.2 | Alexander Gschiel | Marius Deuer | 0-1 | 39 | Open |
| 316 | 2023-04-13 | Mitropa Cup 2023 | Mali Losinj CRO | 3.2 | Marius Deuer | Vid Dobrovoljc | 1/2-1/2 | 27 | Open |
| 317 | 2023-04-12 | Mitropa Cup 2023 | Mali Losinj CRO | 2.2 | Filip Haring | Marius Deuer | 1/2-1/2 | 47 | Open |
| 318 | 2023-04-11 | Mitropa Cup 2023 | Mali Losinj CRO | 1.2 | Marius Deuer | Richard Stalmach | 1/2-1/2 | 66 | Open |
| 319 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 9 | Manuel Alberto | Marius Deuer | 1-0 | 21 | Open |
| 320 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 8 | Marius Deuer | Nicolas De La Colina | 0-1 | 44 | Open |
| 321 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 7 | Shukhrat Makhmudov | Marius Deuer | 0-1 | 23 | Open |
| 322 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 6 | Peter Prohaszka | Marius Deuer | 1-0 | 30 | Open |
| 323 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 5 | Marius Deuer | Regita Desyari Putri | 1-0 | 40 | Open |
| 324 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 4 | Marius Deuer | Alan Pichot | 0-1 | 20 | Open |
| 325 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 3 | Daniil Postnikov | Marius Deuer | 1-0 | 41 | Open |
| 326 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 2 | Jake Kleiman | Marius Deuer | 0-1 | 41 | Open |
| 327 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 1 | Marius Deuer | Nikolai Vlassov | 0-1 | 35 | Open |
| 328 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 11 | Bakhtiyar Nugumanov | Marius Deuer | 0-1 | 55 | Open |
| 329 | 2023-04-04 | Titled Tue 4th Apr Early | chess.com INT | 10 | Marius Deuer | Jorge Carlos Antonio | 0-1 | 51 | Open |
| 330 | 2023-03-19 | Bundesliga 2022-23 | Baden-Baden GER | 11.2 | Marius Deuer | Loek Van Wely | 0-1 | 42 | Open |
| 331 | 2023-03-10 | 38th ChessOrg Open | Bad Woerishofen GER | 8.16 | Carlo Marzano | Marius Deuer | 0-1 | 29 | Open |
| 332 | 2023-03-09 | 38th ChessOrg Open | Bad Woerishofen GER | 7.15 | Marius Deuer | Nagare Akhilesh | 1/2-1/2 | 30 | Open |
| 333 | 2023-03-05 | 38th ChessOrg Open | Bad Woerishofen GER | 3.2 | Marius Deuer | Guido Guggenberger | 1-0 | 24 | Open |
| 334 | 2023-03-03 | 38th ChessOrg Open | Bad Woerishofen GER | 1.1 | Jens Weichelt | Marius Deuer | 1/2-1/2 | 36 | Open |
| 335 | 2023-02-24 | Vezerkepzo GM Carnival | Budapest HUN | 9.5 | Cristhian Camilo Rios Gomez | Marius Deuer | 1/2-1/2 | 10 | Open |
| 336 | 2023-02-23 | Vezerkepzo GM Carnival | Budapest HUN | 8.2 | Marius Deuer | Milan Pacher | 1/2-1/2 | 17 | Open |
| 337 | 2023-02-22 | Vezerkepzo GM Carnival | Budapest HUN | 7.4 | Zoltan Varga | Marius Deuer | 1/2-1/2 | 15 | Open |
| 338 | 2023-02-21 | Vezerkepzo GM Carnival | Budapest HUN | 6.3 | Marius Deuer | Neelash Saha | 1-0 | 59 | Open |
| 339 | 2023-02-20 | Vezerkepzo GM Carnival | Budapest HUN | 5.3 | Ori Kochavi | Marius Deuer | 1/2-1/2 | 31 | Open |
| 340 | 2023-02-20 | Vezerkepzo GM Carnival | Budapest HUN | 4.4 | Marius Deuer | Harshavardhan G B | 1/2-1/2 | 45 | Open |
| 341 | 2023-02-18 | Vezerkepzo GM Carnival | Budapest HUN | 3.2 | Endre Csiki | Marius Deuer | 1/2-1/2 | 21 | Open |
| 342 | 2023-02-17 | Vezerkepzo GM Carnival | Budapest HUN | 2.5 | Marius Deuer | Zsoka Gaal | 1-0 | 58 | Open |
| 343 | 2023-02-16 | Vezerkepzo GM Carnival | Budapest HUN | 1.1 | Marius Deuer | Sebastian Zsombor Peczely | 1/2-1/2 | 37 | Open |
| 344 | 2023-02-05 | Bundesliga 2022-23 | Baden-Baden GER | 6.2 | Alexander Graf | Marius Deuer | 1/2-1/2 | 24 | Open |
| 345 | 2023-02-03 | Bundesliga 2022-23 | Baden-Baden GER | 7.8 | Marius Deuer | Arkadij Naiditsch | 0-1 | 66 | Open |
| 346 | 2023-01-05 | 50th Rilton Cup 2022-23 | Stockholm SWE | 9.35 | Sameer Loay | Marius Deuer | 0-1 | 38 | Open |
| 347 | 2023-01-04 | 50th Rilton Cup 2022-23 | Stockholm SWE | 8.4 | Marius Deuer | Joar Ostlund | 1-0 | 60 | Open |
| 348 | 2023-01-03 | 50th Rilton Cup 2022-23 | Stockholm SWE | 7.45 | Erwan Lever | Marius Deuer | 1/2-1/2 | 38 | Open |
| 349 | 2023-01-02 | 50th Rilton Cup 2022-23 | Stockholm SWE | 6.3 | Marius Deuer | Milton Pantzar | 0-1 | 56 | Open |
| 350 | 2023-01-01 | ch-SWE Blitz 2023 | Stockholm SWE | 5.8 | Leon Livaic | Marius Deuer | 1-0 | 84 | Open |
| 351 | 2023-01-01 | ch-SWE Blitz 2023 | Stockholm SWE | 3.7 | Raja Rithvik R | Marius Deuer | 1-0 | 43 | Open |
| 352 | 2022-12-31 | 50th Rilton Cup 2022-23 | Stockholm SWE | 5.18 | Pere Garriga Cazorla | Marius Deuer | 1-0 | 40 | Open |
| 353 | 2022-12-30 | 50th Rilton Cup 2022-23 | Stockholm SWE | 4.42 | Marius Deuer | Rakshitta Ravi | 1-0 | 42 | Open |
| 354 | 2022-12-29 | 50th Rilton Cup 2022-23 | Stockholm SWE | 3.51 | Axel Ornstein | Marius Deuer | 0-1 | 36 | Open |
| 355 | 2022-12-28 | 50th Rilton Cup 2022-23 | Stockholm SWE | 2.28 | Marius Deuer | Brandon Jacobson | 0-1 | 37 | Open |
| 356 | 2022-12-27 | 50th Rilton Cup 2022-23 | Stockholm SWE | 1.7 | Michal Krasenkow | Marius Deuer | 1/2-1/2 | 59 | Open |
| 357 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 9 | Yahli Sokolovsky | Marius Deuer | 1-0 | 61 | Open |
| 358 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 8 | Felix Rose | Marius Deuer | 0-1 | 27 | Open |
| 359 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 7 | Marius Deuer | Nurai Sovetbekova | 1-0 | 41 | Open |
| 360 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 6 | Lile Koridze | Marius Deuer | 1-0 | 40 | Open |
| 361 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 5 | Marius Deuer | Dirk Troltenier | 1-0 | 37 | Open |
| 362 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 4 | Marius Deuer | Ege Danaci | 0-1 | 47 | Open |
| 363 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 3 | Vadim Bobkov | Marius Deuer | 1-0 | 43 | Open |
| 364 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 2 | Radmila Kovacevic | Marius Deuer | 0-1 | 59 | Open |
| 365 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 1 | Marius Deuer | Martyn Kravtsiv | 0-1 | 34 | Open |
| 366 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 11 | Marius Deuer | Talaibek Osmonbekov | 0-1 | 16 | Open |
| 367 | 2022-12-20 | Titled Tue 20th Dec Early | chess.com INT | 10 | Marius Deuer | Stanislav Tsyhanchuk | 0-1 | 44 | Open |
| 368 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 9 | Balazs Csonka | Marius Deuer | 1-0 | 69 | Open |
| 369 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 8 | Marius Deuer | Denes Boros | 0-1 | 28 | Open |
| 370 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 7 | Deniel Causo | Marius Deuer | 0-1 | 76 | Open |
| 371 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 6 | Lennis Martinez Ramirez | Marius Deuer | 0-1 | 51 | Open |
| 372 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 5 | Marius Deuer | Tangi Migot | 1-0 | 31 | Open |
| 373 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 4 | Stanislaw Osiecki | Marius Deuer | 0-1 | 36 | Open |
| 374 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 3 | Maksim Volkov | Marius Deuer | 1-0 | 37 | Open |
| 375 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 2 | Marius Deuer | Zhongyi Tan | 0-1 | 45 | Open |
| 376 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 1 | Marius Deuer | Jonathan Cruz | 1-0 | 36 | Open |
| 377 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 11 | Alen Yeremyan | Marius Deuer | 1-0 | 27 | Open |
| 378 | 2022-12-13 | Titled Tue 13th Dec Early | chess.com INT | 10 | Marius Deuer | Aleks Sahakyan | 0-1 | 43 | Open |
| 379 | 2022-11-27 | Bundesliga 2022-23 | Bremen GER | 4.1 | Marius Deuer | Vlastimil Babula | 1/2-1/2 | 25 | Open |
| 380 | 2022-11-26 | Bundesliga 2022-23 | Bremen GER | 3.2 | Aleksandar Kovacevic | Marius Deuer | 1-0 | 58 | Open |
| 381 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 9 | Bartosz Sowul | Marius Deuer | 0-1 | 31 | Open |
| 382 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 8 | Alberto Fabris | Marius Deuer | 0-1 | 17 | Open |
| 383 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 7 | Marius Deuer | Evgenij Shuvalov | 0-1 | 59 | Open |
| 384 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 6 | Sara Adel | Marius Deuer | 0-1 | 63 | Open |
| 385 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 5 | Marius Deuer | Christopher Guzman | 0-1 | 38 | Open |
| 386 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 4 | Jake Kleiman | Marius Deuer | 1-0 | 16 | Open |
| 387 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 3 | Marius Deuer | Giovanni Marchesich | 1-0 | 39 | Open |
| 388 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 2 | Thai Dai Van Nguyen | Marius Deuer | 1/2-1/2 | 27 | Open |
| 389 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 1 | Sergei Shipov | Marius Deuer | 1-0 | 36 | Open |
| 390 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 11 | Jens Hirneise | Marius Deuer | 1-0 | 34 | Open |
| 391 | 2022-11-15 | Titled Tue 15th Nov Early | chess.com INT | 10 | Marius Deuer | Georgi Orlov | 0-1 | 22 | Open |
| 392 | 2022-11-06 | TCh-AUT 2022-23 | Austria AUT | 4.5 | Andreas Ciolek | Marius Deuer | 1/2-1/2 | 36 | Open |
| 393 | 2022-11-05 | TCh-AUT 2022-23 | Austria AUT | 3.3 | Marius Deuer | Johannes Steindl | 1/2-1/2 | 56 | Open |
| 394 | 2022-11-04 | TCh-AUT 2022-23 | Austria AUT | 2.4 | Dennis Breder | Marius Deuer | 1-0 | 87 | Open |
| 395 | 2022-11-03 | TCh-AUT 2022-23 | Austria AUT | 1.4 | Dennis Wagner | Marius Deuer | 1-0 | 37 | Open |
| 396 | 2022-10-21 | Vezerkepzo GM Oct 2022 | Budapest HUN | 9.5 | Marius Deuer | Giuseppe Lettieri | 0-1 | 33 | Open |
| 397 | 2022-10-20 | Vezerkepzo GM Oct 2022 | Budapest HUN | 8.1 | Lajos Seres | Marius Deuer | 1/2-1/2 | 34 | Open |
| 398 | 2022-10-19 | Vezerkepzo GM Oct 2022 | Budapest HUN | 7.5 | Benny Aizenberg | Marius Deuer | 0-1 | 51 | Open |
| 399 | 2022-10-18 | Vezerkepzo GM Oct 2022 | Budapest HUN | 6.2 | Marius Deuer | Raymond Song | 1/2-1/2 | 37 | Open |
| 400 | 2022-10-17 | Vezerkepzo GM Oct 2022 | Budapest HUN | 5.4 | Igor Glek | Marius Deuer | 0-1 | 39 | Open |
| 401 | 2022-10-16 | Vezerkepzo GM Oct 2022 | Budapest HUN | 4.3 | Marius Deuer | Zoltan Varga | 1/2-1/2 | 37 | Open |
| 402 | 2022-10-15 | Vezerkepzo GM Oct 2022 | Budapest HUN | 3.3 | Gleb Dudin | Marius Deuer | 1-0 | 54 | Open |
| 403 | 2022-10-14 | Vezerkepzo GM Oct 2022 | Budapest HUN | 2.4 | Marius Deuer | Elliot Papadiamandis | 1/2-1/2 | 47 | Open |
| 404 | 2022-10-13 | Vezerkepzo GM Oct 2022 | Budapest HUN | 1.2 | Adelard Bai | Marius Deuer | 1-0 | 56 | Open |
| 405 | 2022-10-11 | Titled Tue 11th Oct Early | chess.com INT | 4 | Paolo Ciuffoletti | Marius Deuer | 1-0 | 25 | Open |
| 406 | 2022-10-11 | Titled Tue 11th Oct Early | chess.com INT | 3 | Marius Deuer | Felix Rose | 0-1 | 28 | Open |
| 407 | 2022-10-11 | Titled Tue 11th Oct Early | chess.com INT | 1 | Timur Gareyev | Marius Deuer | 1-0 | 24 | Open |
| 408 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 9 | Marius Deuer | Egor Korelskiy | 1-0 | 67 | Open |
| 409 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 8 | Eric Hon | Marius Deuer | 0-1 | 38 | Open |
| 410 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 7 | Marius Deuer | Gnel Melikyan | 0-1 | 26 | Open |
| 411 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 6 | Javier Izuzquiza Gonzalez | Marius Deuer | 0-1 | 38 | Open |
| 412 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 5 | Marius Deuer | Paolo Ciuffoletti | 1-0 | 53 | Open |
| 413 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 4 | Marius Deuer | Michalina Rudzinska | 0-1 | 54 | Open |
| 414 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 3 | Gregory Kaidanov | Marius Deuer | 1-0 | 49 | Open |
| 415 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 2 | Marius Deuer | Jose Luis Roque Sola | 1-0 | 34 | Open |
| 416 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 1 | Ivan Zemlyanskii | Marius Deuer | 1-0 | 34 | Open |
| 417 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 11 | Evgenij Shuvalov | Marius Deuer | 1-0 | 59 | Open |
| 418 | 2022-10-04 | Titled Tue 4th Oct Early | chess.com INT | 10 | Marius Deuer | Cristi Machidon | 0-1 | 12 | Open |
| 419 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 9 | Marius Deuer | Roman Jiganchine | 1-0 | 55 | Open |
| 420 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 8 | Semetei Tologon tegin | Marius Deuer | 1-0 | 38 | Open |
| 421 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 7 | Marius Deuer | Patryk Stanisz | 1-0 | 25 | Open |
| 422 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 6 | Egor Korelskiy | Marius Deuer | 1-0 | 32 | Open |
| 423 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 5 | Cristi Machidon | Marius Deuer | 1-0 | 36 | Open |
| 424 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 4 | Marius Deuer | Ruben Gideon Koellner | 1-0 | 33 | Open |
| 425 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 3 | Azat Gabdrakhmanov | Marius Deuer | 1-0 | 19 | Open |
| 426 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 2 | Harshad S | Marius Deuer | 1-0 | 10 | Open |
| 427 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 1 | Marius Deuer | Marco Riehle | 1-0 | 33 | Open |
| 428 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 11 | Evgenij Shuvalov | Marius Deuer | 1-0 | 31 | Open |
| 429 | 2022-09-27 | Titled Tue 27th Sep Early | chess.com INT | 10 | Lukas Winterberg | Marius Deuer | 0-1 | 65 | Open |
| 430 | 2022-09-16 | World Youth Open U14 2022 | Mamaia ROU | 11.1 | Tunar Davudov | Marius Deuer | 0-1 | 38 | Open |
| 431 | 2022-09-15 | World Youth Open U14 2022 | Mamaia ROU | 10.13 | Marius Deuer | Bagwe Gaurang | 1-0 | 65 | Open |
| 432 | 2022-09-14 | World Youth Open U14 2022 | Mamaia ROU | 9.6 | Vladimir-Alexandru Cnejev | Marius Deuer | 1-0 | 50 | Open |
| 433 | 2022-09-13 | World Youth Open U14 2022 | Mamaia ROU | 8.12 | Marius Deuer | Sasha-Matei Craciun | 1-0 | 57 | Open |
| 434 | 2022-09-12 | World Youth Open U14 2022 | Mamaia ROU | 7.17 | Georgijs Germanovs | Marius Deuer | 0-1 | 69 | Open |
| 435 | 2022-09-11 | World Youth Open U14 2022 | Mamaia ROU | 6.1 | Marius Deuer | Vetle Bjorge Strand | 0-1 | 32 | Open |
| 436 | 2022-09-10 | World Youth Open U14 2022 | Mamaia ROU | 5.8 | John Veny Akkarakaran | Marius Deuer | 1/2-1/2 | 72 | Open |
| 437 | 2022-09-09 | World Youth Open U14 2022 | Mamaia ROU | 4.14 | Marius Deuer | Andrei Ciomaga | 1-0 | 23 | Open |
| 438 | 2022-09-07 | World Youth Open U14 2022 | Mamaia ROU | 2.6 | Marius Deuer | Ergali Suleimen | 0-1 | 56 | Open |
| 439 | 2022-09-06 | World Youth Open U14 2022 | Mamaia ROU | 1.7 | Dragos Stefan Leu | Marius Deuer | 0-1 | 44 | Open |
| 440 | 2022-09-04 | SVW Int. Masters 2022 | Eberstadt GER | 9.4 | Marius Deuer | Jaroslaw Krassowizkij | 1/2-1/2 | 58 | Open |
| 441 | 2022-09-03 | SVW Int. Masters 2022 | Eberstadt GER | 8.2 | Normunds Miezis | Marius Deuer | 1-0 | 49 | Open |
| 442 | 2022-09-02 | SVW Int. Masters 2022 | Eberstadt GER | 7.5 | Marius Deuer | Yuri Solodovnichenko | 1/2-1/2 | 30 | Open |
| 443 | 2022-09-01 | SVW Int. Masters 2022 | Eberstadt GER | 6.1 | Josef Gabriel | Marius Deuer | 0-1 | 37 | Open |
| 444 | 2022-08-31 | SVW Int. Masters 2022 | Eberstadt GER | 5.5 | Davor Rogic | Marius Deuer | 0-1 | 40 | Open |
| 445 | 2022-08-30 | SVW Int. Masters 2022 | Eberstadt GER | 4.2 | Marius Deuer | Tobias Koelle | 1/2-1/2 | 42 | Open |
| 446 | 2022-08-29 | SVW Int. Masters 2022 | Eberstadt GER | 3.4 | Enis Zuferi | Marius Deuer | 1-0 | 50 | Open |
| 447 | 2022-08-28 | SVW Int. Masters 2022 | Eberstadt GER | 2.3 | Marius Deuer | Nils Richter | 1/2-1/2 | 40 | Open |
| 448 | 2022-08-27 | SVW Int. Masters 2022 | Eberstadt GER | 1.3 | Conor E Murphy | Marius Deuer | 0-1 | 28 | Open |
| 449 | 2022-08-15 | 20th Spilimbergo Open | Spilimbergo ITA | 9.15 | Marius Deuer | Harmen Jonkman | 1/2-1/2 | 21 | Open |
| 450 | 2022-08-14 | 20th Spilimbergo Open | Spilimbergo ITA | 8.14 | Julius Muckle | Marius Deuer | 1/2-1/2 | 32 | Open |
| 451 | 2022-08-13 | 20th Spilimbergo Open | Spilimbergo ITA | 7.4 | Marius Deuer | Sayantan Das | 0-1 | 50 | Open |
| 452 | 2022-08-12 | 20th Spilimbergo Open | Spilimbergo ITA | 5.11 | Marius Deuer | Darko Doric | 1/2-1/2 | 32 | Open |
| 453 | 2022-08-11 | 20th Spilimbergo Open | Spilimbergo ITA | 4.7 | Vignesh N R | Marius Deuer | 1/2-1/2 | 74 | Open |
| 454 | 2022-08-10 | 20th Spilimbergo Open | Spilimbergo ITA | 2.1 | Shyaam Nikhil P | Marius Deuer | 1/2-1/2 | 73 | Open |
| 455 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 9 | Marius Deuer | Nicolas De La Colina | 0-1 | 49 | Open |
| 456 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 8 | Marius Fromm | Marius Deuer | 1-0 | 47 | Open |
| 457 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 7 | Klementy Sychev | Marius Deuer | 0-1 | 37 | Open |
| 458 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 6 | Marius Deuer | Mike Sailer | 1-0 | 30 | Open |
| 459 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 4 | Darko R Mitrovic | Marius Deuer | 0-1 | 34 | Open |
| 460 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 3 | Marius Deuer | Ryan Hamley | 0-1 | 41 | Open |
| 461 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 2 | Hongjin Ahn | Marius Deuer | 1-0 | 49 | Open |
| 462 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 1 | Marius Deuer | Quoc Hy Nguyen | 1/2-1/2 | 43 | Open |
| 463 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 11 | Marius Deuer | Kelvin Antonio Sanchez Alvares | 1-0 | 26 | Open |
| 464 | 2022-07-19 | Titled Tue 19th Jul Early | chess.com INT | 10 | Artem Legenia | Marius Deuer | 0-1 | 34 | Open |
| 465 | 2022-07-18 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 7.2 | Ruben Gideon Koellner | Marius Deuer | 1/2-1/2 | 44 | Open |
| 466 | 2022-07-17 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 6.1 | Marius Deuer | Maciej Czopor | 0-1 | 48 | Open |
| 467 | 2022-07-16 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 5.3 | William Olsson | Marius Deuer | 1-0 | 33 | Open |
| 468 | 2022-07-15 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 4.3 | Dragos-Andrei Antonica | Marius Deuer | 0-1 | 31 | Open |
| 469 | 2022-07-14 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 3.1 | Marius Deuer | Stefan Tadic | 0-1 | 40 | Open |
| 470 | 2022-07-13 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 2.4 | Ari Guz | Marius Deuer | 1/2-1/2 | 36 | Open |
| 471 | 2022-07-13 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 2.4 | Marius Deuer | Yuval Yaniv | 1-0 | 66 | Open |
| 472 | 2022-07-12 | TCh-EUR Youth U18 2022 | Thessaloniki GRE | 1.6 | Marius Deuer | Aleksander Xhembulla | 0-1 | 36 | Open |
| 473 | 2022-07-05 | Titled Tue 5th Jul Early | chess.com INT | 7 | Nils Richter | Marius Deuer | 0-1 | 40 | Open |
| 474 | 2022-07-05 | Titled Tue 5th Jul Early | chess.com INT | 6 | Marius Deuer | Jun Ying Tan | 0-1 | 29 | Open |
| 475 | 2022-07-05 | Titled Tue 5th Jul Early | chess.com INT | 5 | Marius Deuer | Ivan Aldokhin | 0-1 | 25 | Open |
| 476 | 2022-07-05 | Titled Tue 5th Jul Early | chess.com INT | 4 | Mauri Lehtosaari | Marius Deuer | 0-1 | 68 | Open |
| 477 | 2022-07-05 | Titled Tue 5th Jul Early | chess.com INT | 3 | Marius Deuer | Marcel Winkels | 1-0 | 40 | Open |
| 478 | 2022-07-05 | Titled Tue 5th Jul Early | chess.com INT | 2 | Thi Bao Tram Hoang | Marius Deuer | 1-0 | 28 | Open |
| 479 | 2022-06-07 | Titled Tue 7th Jun Early | chess.com INT | 5 | Piotr Piesik | Marius Deuer | 1-0 | 39 | Open |
| 480 | 2022-06-07 | Titled Tue 7th Jun Early | chess.com INT | 4 | Marius Deuer | Miguel Santos Ruiz | 0-1 | 74 | Open |
| 481 | 2022-06-07 | Titled Tue 7th Jun Early | chess.com INT | 3 | Marius Deuer | Pawel Jaracz | 1-0 | 56 | Open |
| 482 | 2022-06-07 | Titled Tue 7th Jun Early | chess.com INT | 2 | Gil Popilski | Marius Deuer | 1/2-1/2 | 2 | Open |
| 483 | 2022-06-07 | Titled Tue 7th Jun Early | chess.com INT | 1 | Marius Deuer | Anna M. Sargsyan | 1-0 | 44 | Open |
| 484 | 2022-05-08 | Mitropa Cup 2022 | Corte FRA | 9.4 | Peter Schreiner | Marius Deuer | 0-1 | 94 | Open |
| 485 | 2022-05-07 | Mitropa Cup 2022 | Corte FRA | 8.4 | Marius Deuer | Noah Fecker | 0-1 | 28 | Open |
| 486 | 2022-05-06 | Mitropa Cup 2022 | Corte FRA | 7.4 | Filip Haring | Marius Deuer | 1/2-1/2 | 38 | Open |
| 487 | 2022-05-04 | Mitropa Cup 2022 | Corte FRA | 5.4 | Marius Deuer | Endre Csiki | 1/2-1/2 | 28 | Open |
| 488 | 2022-05-03 | Mitropa Cup 2022 | Corte FRA | 4.4 | Nabil Bouslimi | Marius Deuer | 0-1 | 39 | Open |
| 489 | 2022-05-01 | Mitropa Cup 2022 | Corte FRA | 2.4 | Quentin Loiseau | Marius Deuer | 1-0 | 58 | Open |
| 490 | 2022-04-30 | Mitropa Cup 2022 | Corte FRA | 1.4 | Marius Deuer | Edoardo Di Benedetto | 1/2-1/2 | 54 | Open |
| 491 | 2022-04-06 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 11.91 | Marius Deuer | Erik Blomqvist | 1-0 | 42 | Open |
| 492 | 2022-04-05 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 10.121 | Damjan Horvat | Marius Deuer | 0-1 | 42 | Open |
| 493 | 2022-04-04 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 9.1 | Marius Deuer | Jelle Sarrau | 0-1 | 20 | Open |
| 494 | 2022-04-03 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 8.114 | Panagiotis-Athanasi Loukopoulos | Marius Deuer | 1/2-1/2 | 73 | Open |
| 495 | 2022-04-02 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 7.119 | Marius Deuer | Matic Lavrencic | 1/2-1/2 | 42 | Open |
| 496 | 2022-04-01 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 6.84 | Pierre Barbot | Marius Deuer | 1-0 | 20 | Open |
| 497 | 2022-03-31 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 5.8 | Marius Deuer | Evgenios Ioannidis | 1/2-1/2 | 51 | Open |
| 498 | 2022-03-30 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 4.83 | Nderim Saraci | Marius Deuer | 1/2-1/2 | 28 | Open |
| 499 | 2022-03-29 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 3.79 | Marius Deuer | Boris Markoja | 1/2-1/2 | 58 | Open |
| 500 | 2022-03-28 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 2.133 | Rolandas Martinkus | Marius Deuer | 0-1 | 29 | Open |
| 501 | 2022-03-27 | TCh-AUT 2021-22 | Austria AUT | 8.3 | Marius Deuer | Alexander Naumann | 1/2-1/2 | 32 | Open |
| 502 | 2022-03-27 | 22nd ch-EUR Indiv 2022 | Terme Catez SLO | 1.51 | Marius Deuer | Eduardo Iturrizaga Bonelli | 0-1 | 50 | Open |
| 503 | 2022-03-25 | TCh-AUT 2021-22 | Austria AUT | 6.2 | Marius Deuer | Marco Dietmayer-Kraeutler | 1-0 | 43 | Open |
| 504 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 9 | Marius Deuer | Daria Zaichenko | 0-1 | 28 | Open |
| 505 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 8 | Roman Kuzmin | Marius Deuer | 1-0 | 27 | Open |
| 506 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 7 | Ilia Vetokhin | Marius Deuer | 1-0 | 62 | Open |
| 507 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 6 | Marius Deuer | Milos Milosevic | 0-1 | 26 | Open |
| 508 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 5 | Alejandro Domingo Nunez | Marius Deuer | 1-0 | 17 | Open |
| 509 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 4 | Yerlan Rakhimgaliyev | Marius Deuer | 0-1 | 72 | Open |
| 510 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 3 | Marius Deuer | Dawid Janaszak | 0-1 | 14 | Open |
| 511 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 2 | Sergey D. Rodchenkov | Marius Deuer | 0-1 | 57 | Open |
| 512 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 1 | Marius Deuer | Alberto Barp | 0-1 | 51 | Open |
| 513 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 11 | Marius Deuer | Pavel Y. Politov | 1-0 | 59 | Open |
| 514 | 2022-02-15 | Titled Tue 15th Feb Early | chess.com INT | 10 | Luiz Antonio Coel Araujo Filho | Marius Deuer | 1-0 | 36 | Open |
| 515 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 9 | Natalia Zhukova | Marius Deuer | 1-0 | 27 | Open |
| 516 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 8 | Marius Deuer | Danila Bilan | 1-0 | 23 | Open |
| 517 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 7 | Jens Hirneise | Marius Deuer | 1-0 | 29 | Open |
| 518 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 6 | Marius Deuer | Kacper Karwowski | 1-0 | 62 | Open |
| 519 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 5 | Marius Deuer | Vladimir Demin | 0-1 | 22 | Open |
| 520 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 4 | Elijah Logozar | Marius Deuer | 1-0 | 51 | Open |
| 521 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 3 | Abtin Atakhan | Marius Deuer | 1-0 | 22 | Open |
| 522 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 2 | Marius Deuer | Anton Maidel | 1-0 | 48 | Open |
| 523 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 1 | Oskar Wieczorek | Marius Deuer | 1-0 | 36 | Open |
| 524 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 11 | Garv Gaur | Marius Deuer | 1-0 | 49 | Open |
| 525 | 2022-02-01 | Titled Tuesday 1st Feb A | chess.com INT | 10 | Marius Deuer | Halsagar Chincholimath | 1-0 | 42 | Open |
| 526 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 9 | Marius Deuer | Marcel Winkels | 1-0 | 45 | Open |
| 527 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 8 | Marius Deuer | Saadat Bashirli | 0-1 | 35 | Open |
| 528 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 7 | Piotr Mickiewicz | Marius Deuer | 1-0 | 49 | Open |
| 529 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 6 | Marius Deuer | Fiona Steil-Antoni | 1-0 | 35 | Open |
| 530 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 5 | Armin Musovic | Marius Deuer | 1-0 | 23 | Open |
| 531 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 4 | Marius Deuer | Naveen Jain | 0-1 | 26 | Open |
| 532 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 3 | Danila Bilan | Marius Deuer | 1-0 | 32 | Open |
| 533 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 2 | Marius Deuer | Saigautam Bonam | 1-0 | 38 | Open |
| 534 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 1 | Marius Deuer | Anna M. Sargsyan | 0-1 | 31 | Open |
| 535 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 11 | Marius Deuer | Sediney Mari Da Silva Junior | 0-1 | 19 | Open |
| 536 | 2022-01-04 | Titled Tuesday 4th Jan | chess.com INT | 10 | Viktor Ianov | Marius Deuer | 1-0 | 38 | Open |
| 537 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 9 | Florian Atzl | Marius Deuer | 1-0 | 61 | Open |
| 538 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 8 | Marius Deuer | Justin Sarkar | 1-0 | 56 | Open |
| 539 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 7 | Chamal Gedgafov | Marius Deuer | 1-0 | 39 | Open |
| 540 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 6 | Marius Deuer | Atousa Pourkashiyan | 0-1 | 21 | Open |
| 541 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 5 | Marius Deuer | Barthelemy Bongo Akanga Ndjila | 1-0 | 35 | Open |
| 542 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 4 | Daniel Yedidia | Marius Deuer | 1-0 | 19 | Open |
| 543 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 3 | Marius Deuer | Dejan Tasev | 0-1 | 34 | Open |
| 544 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 2 | Krzysztof Budrewicz | Marius Deuer | 1-0 | 45 | Open |
| 545 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 1 | Marius Deuer | Aleksandra Goryachkina | 1/2-1/2 | 41 | Open |
| 546 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 11 | Marius Deuer | Jarmo Hartikainen | 1-0 | 29 | Open |
| 547 | 2021-11-30 | Titled Tuesday 30th Nov | chess.com INT | 10 | Jeffrey Quirke | Marius Deuer | 0-1 | 32 | Open |
| 548 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 9 | Marius Deuer | Nadya Toncheva | 1-0 | 48 | Open |
| 549 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 8 | Tomasz Jaskolka | Marius Deuer | 1-0 | 74 | Open |
| 550 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 7 | Qiyu Zhou | Marius Deuer | 1/2-1/2 | 54 | Open |
| 551 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 6 | Marius Deuer | Levente Papp | 0-1 | 40 | Open |
| 552 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 5 | Marius Deuer | Daniel Rangel | 1-0 | 76 | Open |
| 553 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 4 | Aditya Mittal | Marius Deuer | 1-0 | 28 | Open |
| 554 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 3 | Marius Deuer | Atilla Eynullayev | 1-0 | 71 | Open |
| 555 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 2 | Maciej Swicarz | Marius Deuer | 1-0 | 64 | Open |
| 556 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 1 | Oleg Artemenko | Marius Deuer | 1/2-1/2 | 54 | Open |
| 557 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 11 | Marius Deuer | Kateryna Dolzhykova | 1-0 | 87 | Open |
| 558 | 2021-11-23 | Titled Tuesday 23rd Nov | chess.com INT | 10 | Vinzent Spitzl | Marius Deuer | 1-0 | 84 | Open |
| 559 | 2021-11-21 | Heusenstamm Schloss Open | Heusenstamm GER | 7.1 | Marius Deuer | Jens Hirneise | 1/2-1/2 | 5 | Open |
| 560 | 2021-11-21 | Heusenstamm Schloss Open | Heusenstamm GER | 6.4 | Alexander Suvorov | Marius Deuer | 0-1 | 50 | Open |
| 561 | 2021-11-20 | Heusenstamm Schloss Open | Heusenstamm GER | 5.4 | Marius Deuer | Richard Bethke | 1/2-1/2 | 20 | Open |
| 562 | 2021-11-20 | Heusenstamm Schloss Open | Heusenstamm GER | 4.4 | Leonid Milov | Marius Deuer | 1/2-1/2 | 74 | Open |
| 563 | 2021-11-19 | Heusenstamm Schloss Open | Heusenstamm GER | 3.11 | Marius Deuer | Carsten Steinle | 1-0 | 42 | Open |
| 564 | 2021-11-19 | Heusenstamm Schloss Open | Heusenstamm GER | 2.13 | Ulrich von Auer | Marius Deuer | 0-1 | 43 | Open |
| 565 | 2021-11-07 | 24th OIBM 2021 | Tegernsee GER | 9.1 | Marius Deuer | Oscar De La Riva Aguado | 1/2-1/2 | 21 | Open |
| 566 | 2021-11-06 | 24th OIBM 2021 | Tegernsee GER | 8.13 | Arno Zude | Marius Deuer | 1/2-1/2 | 27 | Open |
| 567 | 2021-11-05 | 24th OIBM 2021 | Tegernsee GER | 7.3 | Marius Deuer | Guido Guggenberger | 1-0 | 22 | Open |
| 568 | 2021-11-02 | 24th OIBM 2021 | Tegernsee GER | 4.36 | Erik Deues | Marius Deuer | 1-0 | 27 | Open |
| 569 | 2021-11-01 | 24th OIBM 2021 | Tegernsee GER | 3.14 | Marius Deuer | Sandipan Chanda | 1/2-1/2 | 36 | Open |
| 570 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 9 | Olga Karavaeva | Marius Deuer | 1-0 | 16 | Open |
| 571 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 8 | Anna Cramling Bellon | Marius Deuer | 0-1 | 31 | Open |
| 572 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 7 | Marius Deuer | Natasha Berdychevskaya | 1/2-1/2 | 62 | Open |
| 573 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 6 | Dawid Janaszak | Marius Deuer | 1-0 | 53 | Open |
| 574 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 5 | Marius Deuer | Guillermo Baches Garcia | 0-1 | 26 | Open |
| 575 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 4 | Marius Deuer | Dinara Wagner | 0-1 | 48 | Open |
| 576 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 3 | Nikolay Milchev | Marius Deuer | 1/2-1/2 | 31 | Open |
| 577 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 2 | Marius Deuer | Piotr Mickiewicz | 1-0 | 28 | Open |
| 578 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 1 | Anna M. Sargsyan | Marius Deuer | 1-0 | 35 | Open |
| 579 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 11 | Slaven Pastar | Marius Deuer | 0-1 | 23 | Open |
| 580 | 2021-10-12 | Titled Tuesday 12th Oct | chess.com INT | 10 | Marius Deuer | Dantelle Joubert | 1/2-1/2 | 52 | Open |
| 581 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 9 | Khayala Abdulla | Marius Deuer | 0-1 | 59 | Open |
| 582 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 8 | Marius Deuer | Bianka Havanecz | 1-0 | 28 | Open |
| 583 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 7 | Marius Deuer | Bach Ngoc Thuy Duong | 1-0 | 36 | Open |
| 584 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 6 | Mykhailo Dorokhin | Marius Deuer | 1-0 | 40 | Open |
| 585 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 5 | Asa Hoffmann | Marius Deuer | 0-1 | 72 | Open |
| 586 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 4 | Marius Deuer | Julia Elizabeth Sloan | 1-0 | 73 | Open |
| 587 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 3 | Dawid Czerw | Marius Deuer | 1-0 | 34 | Open |
| 588 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 2 | Marius Deuer | Alexei Gubajdullin | 0-1 | 33 | Open |
| 589 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 1 | Anastasia Avramidou | Marius Deuer | 1-0 | 48 | Open |
| 590 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 11 | Marius Deuer | Vitaly Rodchenkov | 0-1 | 23 | Open |
| 591 | 2021-10-05 | Titled Tuesday 5th Oct | chess.com INT | 10 | Gabriel Petesch | Marius Deuer | 1-0 | 28 | Open |
| 592 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 6 | Sergey Jary | Marius Deuer | 0-1 | 0 | Open |
| 593 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 5 | Marius Deuer | Pawel Grabowski | 0-1 | 47 | Open |
| 594 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 4 | Marius Deuer | Alejandro Garcia Garcia | 0-1 | 43 | Open |
| 595 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 3 | Grigory Seletsky | Marius Deuer | 0-1 | 0 | Open |
| 596 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 2 | Marius Deuer | Volodymyr Vusatiuk | 0-1 | 35 | Open |
| 597 | 2021-09-21 | Titled Tuesday 21st Sept | chess.com INT | 1 | Sargis A. Manukyan | Marius Deuer | 1-0 | 27 | Open |
| 598 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 9 | Marius Deuer | Md. Jamal Uddin | 0-1 | 29 | Open |
| 599 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 8 | Ariel Tokman | Marius Deuer | 1-0 | 62 | Open |
| 600 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 7 | Ansumana Kamara | Marius Deuer | 0-1 | 0 | Open |
| 601 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 6 | Marius Deuer | Nan M K Khine Hlyan | 0-1 | 26 | Open |
| 602 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 5 | Assel Serikbay | Marius Deuer | 1-0 | 30 | Open |
| 603 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 3 | Silvio Eduardo Oliveira | Marius Deuer | 1-0 | 26 | Open |
| 604 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 2 | Marius Deuer | Sugar Gan-Erdene | 0-1 | 18 | Open |
| 605 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 1 | Marius Deuer | Leonid Sokolin | 1-0 | 42 | Open |
| 606 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 11 | Marius Deuer | Safin Benyahia | 0-1 | 45 | Open |
| 607 | 2021-08-17 | Titled Tuesday 17th Aug | chess.com INT | 10 | Henryk Seifert | Marius Deuer | 0-1 | 45 | Open |
| 608 | 2021-08-09 | 19th Spilimbergo Open | Spilimbergo ITA | 1.9 | Praveen Balakrishnan | Marius Deuer | 1-0 | 75 | Open |
| 609 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 9 | Marius Deuer | Ryan Hamley | 0-1 | 13 | Open |
| 610 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 8 | Dantelle Joubert | Marius Deuer | 0-1 | 41 | Open |
| 611 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 7 | Marius Deuer | Paulo Jodorcovsky Werjivker | 0-1 | 31 | Open |
| 612 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 6 | Larissa Y. Ichimura G. Barbosa | Marius Deuer | 0-1 | 55 | Open |
| 613 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 5 | Marius Deuer | Kacper Tomaszewski | 0-1 | 49 | Open |
| 614 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 4 | Alejandro Jose Pacheco Lugo | Marius Deuer | 1-0 | 41 | Open |
| 615 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 3 | Timur Odinaev | Marius Deuer | 1-0 | 53 | Open |
| 616 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 2 | Marius Deuer | Michel Alejandro Diaz Perez | 1/2-1/2 | 65 | Open |
| 617 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 1 | Alexander Reprintsev | Marius Deuer | 1/2-1/2 | 43 | Open |
| 618 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 11 | Fernando Broca Jimenez | Marius Deuer | 1-0 | 28 | Open |
| 619 | 2021-07-20 | Titled Tuesday 20th July | chess.com INT | 10 | Marius Deuer | Pavel Chernomordik | 0-1 | 28 | Open |
| 620 | 2021-07-18 | Sportland NRW Cup 2021 | Dortmund GER | 9.4 | Moritz Runte | Marius Deuer | 1/2-1/2 | 46 | Open |
| 621 | 2021-07-17 | Sportland NRW Cup 2021 | Dortmund GER | 8.3 | Marius Deuer | Sreyas Payyappat | 1/2-1/2 | 39 | Open |
| 622 | 2021-07-17 | Sportland NRW Cup 2021 | Dortmund GER | 7.3 | Thomas Beerdsen | Marius Deuer | 1-0 | 31 | Open |
| 623 | 2021-07-16 | Sportland NRW Cup 2021 | Dortmund GER | 6.4 | Marius Deuer | Ruben Gideon Koellner | 0-1 | 63 | Open |
| 624 | 2021-07-15 | Sportland NRW Cup 2021 | Dortmund GER | 5.2 | Alexander Krastev | Marius Deuer | 1-0 | 57 | Open |
| 625 | 2021-07-15 | Sportland NRW Cup 2021 | Dortmund GER | 4.5 | Marius Deuer | Mihail Saltaev | 1/2-1/2 | 121 | Open |
| 626 | 2021-07-14 | Sportland NRW Cup 2021 | Dortmund GER | 3.1 | Marius Deuer | Oliver Stork | 1/2-1/2 | 26 | Open |
| 627 | 2021-07-14 | Sportland NRW Cup 2021 | Dortmund GER | 2.5 | Dennes Abel | Marius Deuer | 1-0 | 59 | Open |
| 628 | 2021-07-13 | Sportland NRW Cup 2021 | Dortmund GER | 1.2 | Marius Deuer | Alessia-Mihaela Ciolacu | 0-1 | 31 | Open |
| 629 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 9 | Vlada Sviridova | Marius Deuer | 1-0 | 17 | Open |
| 630 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 8 | Marius Deuer | Nicolas Brunner | 1-0 | 34 | Open |
| 631 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 7 | John T Funderburg | Marius Deuer | 0-1 | 28 | Open |
| 632 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 6 | Marius Deuer | K. Shah Shreyans | 0-1 | 62 | Open |
| 633 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 5 | Mohamed Ezat | Marius Deuer | 1-0 | 33 | Open |
| 634 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 4 | Marius Deuer | Omar Garcia Blanco | 0-1 | 35 | Open |
| 635 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 3 | Wojciech Przybylski | Marius Deuer | 1-0 | 5 | Open |
| 636 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 2 | Marius Deuer | Pavel Plotnikov | 1-0 | 48 | Open |
| 637 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 1 | Marius Deuer | Kelvin Antonio Sanchez Alvares | 0-1 | 38 | Open |
| 638 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 11 | Rey Jomar Magallanes | Marius Deuer | 0-1 | 50 | Open |
| 639 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 10 | Marius Deuer | Ivan Aldokhin | 0-1 | 19 | Open |
| 640 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 9 | Marius Deuer | Aleksandar Topalov | 0-1 | 38 | Open |
| 641 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 8 | Marius Deuer | Alejandro Jose Pacheco Lugo | 1-0 | 60 | Open |
| 642 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 7 | Alberto Guzman Moneo | Marius Deuer | 0-1 | 68 | Open |
| 643 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 6 | Ilja Haitin | Marius Deuer | 1-0 | 48 | Open |
| 644 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 5 | Marius Deuer | Jonathan Pein | 0-1 | 41 | Open |
| 645 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 4 | Marius Deuer | Kevin Noboa Silva | 1-0 | 61 | Open |
| 646 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 2 | Marius Deuer | Nils Richter | 1-0 | 41 | Open |
| 647 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 1 | Miroslav Zufic | Marius Deuer | 1-0 | 39 | Open |
| 648 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 11 | Nicodim-Cosmin Stepanencu | Marius Deuer | 0-1 | 53 | Open |
| 649 | 2021-06-01 | Titled Tuesday 1st June | chess.com INT | 10 | Aaron Bendayan Claros | Marius Deuer | 0-1 | 54 | Open |
| 650 | 2021-05-25 | Cattolica Summer GM Mix | Cattolica ITA | 8.5 | Magnus Ermitsch | Marius Deuer | 1-0 | 58 | Open |
| 651 | 2021-05-24 | Cattolica Summer GM Mix | Cattolica ITA | 6.9 | Ellen Fredericia Nilssen | Marius Deuer | 0-1 | 34 | Open |
| 652 | 2021-05-23 | Cattolica Summer GM Mix | Cattolica ITA | 4.7 | Marius Deuer | Jan Toman | 0-1 | 17 | Open |
| 653 | 2021-05-22 | Cattolica Summer GM Mix | Cattolica ITA | 3.5 | Christian Palozza | Marius Deuer | 1-0 | 59 | Open |
| 654 | 2021-05-22 | Cattolica Summer GM Mix | Cattolica ITA | 2.4 | Marius Deuer | Pier Luigi Basso | 0-1 | 49 | Open |
| 655 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 9 | Arthur Muromtsev | Marius Deuer | 1-0 | 50 | Open |
| 656 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 8 | Oleg Terletsky | Marius Deuer | 1-0 | 40 | Open |
| 657 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 7 | Marius Deuer | Maria Fominykh | 1-0 | 68 | Open |
| 658 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 6 | Sergio Miguel Garcia Fuentes | Marius Deuer | 1-0 | 55 | Open |
| 659 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 5 | Marius Deuer | Asa Hoffmann | 0-1 | 56 | Open |
| 660 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 4 | Marius Deuer | Alexander Zubov | 0-1 | 61 | Open |
| 661 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 3 | Santiago Rodriguez | Marius Deuer | 0-1 | 32 | Open |
| 662 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 2 | Marius Deuer | Aleksander Hnydiuk | 0-1 | 28 | Open |
| 663 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 1 | Dragos Ceres | Marius Deuer | 1/2-1/2 | 84 | Open |
| 664 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 11 | Piotr Mickiewicz | Marius Deuer | 1-0 | 68 | Open |
| 665 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 9 | Marius Deuer | Jakub Chyzy | 1-0 | 36 | Open |
| 666 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 8 | Marius Deuer | Fernando Lopez Gracia | 1-0 | 43 | Open |
| 667 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 6 | Marius Deuer | Alexander A. Chernov | 1-0 | 59 | Open |
| 668 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 5 | Thomas Christensen | Marius Deuer | 1-0 | 25 | Open |
| 669 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 4 | Yang-Fan Zhou | Marius Deuer | 0-1 | 64 | Open |
| 670 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 3 | Marius Deuer | Ketevan Arakhamia-Grant | 0-1 | 42 | Open |
| 671 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 2 | Marius Deuer | Sabrina Vega Gutierrez | 0-1 | 32 | Open |
| 672 | 2021-05-11 | Titled Tuesday 11th May | chess.com INT | 10 | Marcel Beulen | Marius Deuer | 1-0 | 59 | Open |
| 673 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 9 | Alvaro Donatti | Marius Deuer | 0-1 | 59 | Open |
| 674 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 8 | Ronaldo Alonso Moreira | Marius Deuer | 1-0 | 15 | Open |
| 675 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 7 | Marius Deuer | Suren Poghosyan | 0-1 | 48 | Open |
| 676 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 6 | Marius Deuer | T H D Niklesha Tharushi | 1-0 | 47 | Open |
| 677 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 5 | Yana Goganova | Marius Deuer | 1-0 | 74 | Open |
| 678 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 3 | Daniel Titichoca Daza | Marius Deuer | 1-0 | 58 | Open |
| 679 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 2 | Martin Matthiesen | Marius Deuer | 1-0 | 38 | Open |
| 680 | 2021-04-27 | Titled Tuesday 27th Apr | chess.com INT | 11 | Marius Deuer | Iulian Necula | 1-0 | 33 | Open |
| 681 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 8 | Luca Suvorov | Marius Deuer | 1-0 | 42 | Open |
| 682 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 7 | Marius Deuer | Senthil Maran K | 0-1 | 63 | Open |
| 683 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 6 | Marius Deuer | Erdni Urjubdshzirov | 1-0 | 47 | Open |
| 684 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 5 | Pavel Y. Politov | Marius Deuer | 0-1 | 23 | Open |
| 685 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 4 | Marius Deuer | Samiha Shimmi Sharmin | 1-0 | 22 | Open |
| 686 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 2 | Marius Deuer | Ryan Hamley | 0-1 | 41 | Open |
| 687 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 1 | Marius Deuer | Krzysztof Budrewicz | 0-1 | 45 | Open |
| 688 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 11 | Gisela Roque Sola | Marius Deuer | 0-1 | 52 | Open |
| 689 | 2021-04-20 | Titled Tuesday 20th Apr | chess.com INT | 10 | Jakub Chyzy | Marius Deuer | 1-0 | 55 | Open |
| 690 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 8 | Ketevan Arakhamia-Grant | Marius Deuer | 1-0 | 32 | Open |
| 691 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 7 | Marius Deuer | Suren Poghosyan | 0-1 | 42 | Open |
| 692 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 6 | Kriti Mayur Patel | Marius Deuer | 0-1 | 58 | Open |
| 693 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 5 | Marius Deuer | Dmitry Sumaneev | 0-1 | 64 | Open |
| 694 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 4 | Vladimir Mikhalsky | Marius Deuer | 1-0 | 41 | Open |
| 695 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 3 | Yuri Kozin | Marius Deuer | 1-0 | 44 | Open |
| 696 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 2 | Marius Deuer | Matias Perez Gormaz | 0-1 | 27 | Open |
| 697 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 1 | Marius Deuer | Andrii Vachylia | 1-0 | 20 | Open |
| 698 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 11 | Gabriel Perez Perez | Marius Deuer | 1-0 | 37 | Open |
| 699 | 2021-04-13 | Titled Tuesday 13th Apr | chess.com INT | 10 | Marius Deuer | Xeniya Balabayeva | 0-1 | 39 | Open |
| 700 | 2021-04-05 | 1st Easter Bassano Open A | Bassano del Grappa ITA | 9.1 | Sim Maerevoet | Marius Deuer | 1-0 | 47 | Open |
| 701 | 2021-04-04 | 1st Easter Bassano Open A | Bassano del Grappa ITA | 8.6 | Luca Jr Moroni | Marius Deuer | 1-0 | 37 | Open |
| 702 | 2021-04-02 | 1st Easter Bassano Open A | Bassano del Grappa ITA | 4.9 | Andreas Diermair | Marius Deuer | 1/2-1/2 | 58 | Open |
| 703 | 2021-04-01 | 1st Easter Bassano Open A | Bassano del Grappa ITA | 2.7 | Bilel Bellahcene | Marius Deuer | 1-0 | 63 | Open |
| 704 | 2021-03-28 | 2nd GM Mix Bassano 2021 | Bassano del Grappa ITA | 9.6 | Atulya Shetty | Marius Deuer | 1/2-1/2 | 42 | Open |
| 705 | 2021-03-27 | 2nd GM Mix Bassano 2021 | Bassano del Grappa ITA | 8.9 | Elisabeth Hapala | Marius Deuer | 0-1 | 60 | Open |
| 706 | 2021-03-26 | 2nd GM Mix Bassano 2021 | Bassano del Grappa ITA | 6.1 | Marius Deuer | Kenneth Terence Solomon | 1/2-1/2 | 50 | Open |
| 707 | 2021-03-26 | 2nd GM Mix Bassano 2021 | Bassano del Grappa ITA | 5.6 | Hans Moke Niemann | Marius Deuer | 1-0 | 28 | Open |
| 708 | 2021-03-25 | 2nd GM Mix Bassano 2021 | Bassano del Grappa ITA | 3.7 | Jonas Buhl Bjerre | Marius Deuer | 1-0 | 44 | Open |
| 709 | 2021-03-24 | 2nd GM Mix Bassano 2021 | Bassano del Grappa ITA | 1.5 | Marius Deuer | Nicolas Checa | 0-1 | 37 | Open |
| 710 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 9 | Oleg Terletsky | Marius Deuer | 0-1 | 58 | Open |
| 711 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 8 | Leo Crevatin | Marius Deuer | 1-0 | 35 | Open |
| 712 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 7 | Marius Deuer | Juan Luis Ramiro Ovejero | 0-1 | 48 | Open |
| 713 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 6 | Marius Deuer | Batuhan Ozen | 1-0 | 38 | Open |
| 714 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 5 | Alexandre Bouget | Marius Deuer | 0-1 | 36 | Open |
| 715 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 4 | Sergei Ljukin | Marius Deuer | 1-0 | 49 | Open |
| 716 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 3 | Marius Deuer | Nicolas Brunner | 0-1 | 37 | Open |
| 717 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 2 | Marius Deuer | Michael Buscar | 1-0 | 60 | Open |
| 718 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 1 | Anthony Atanasov | Marius Deuer | 1-0 | 35 | Open |
| 719 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 11 | Marius Deuer | Piotr Mickiewicz | 0-1 | 53 | Open |
| 720 | 2021-03-09 | Titled Tuesday 9th Mar | chess.com INT | 10 | Marius Deuer | Galina Novikova | 0-1 | 47 | Open |
| 721 | 2021-01-04 | 31st Cracovia Open A | Krakow POL | 9.28 | Marius Deuer | Kacper Jarzebowski | 0-1 | 50 | Open |
| 722 | 2021-01-03 | 31st Cracovia Open A | Krakow POL | 8.25 | Aleksandras Salna | Marius Deuer | 1-0 | 47 | Open |
| 723 | 2021-01-02 | 31st Cracovia Open A | Krakow POL | 7.16 | Marius Deuer | Lukasz Butkiewicz | 0-1 | 18 | Open |
| 724 | 2021-01-02 | 31st Cracovia Open A | Krakow POL | 6.14 | Marius Deuer | Milosz Szpar | 1/2-1/2 | 11 | Open |
| 725 | 2020-12-31 | 31st Cracovia Open A | Krakow POL | 5.8 | Damian Lewtak | Marius Deuer | 1-0 | 41 | Open |
| 726 | 2020-12-30 | 31st Cracovia Open A | Krakow POL | 4.8 | Marius Deuer | Lukasz Jarmula | 1/2-1/2 | 50 | Open |
| 727 | 2020-12-29 | 31st Cracovia Open A | Krakow POL | 3.14 | Petro Golubka | Marius Deuer | 0-1 | 35 | Open |
| 728 | 2020-12-28 | 31st Cracovia Open A | Krakow POL | 2.27 | Michal Popiol | Marius Deuer | 0-1 | 37 | Open |
| 729 | 2020-12-27 | 31st Cracovia Open A | Krakow POL | 1.4 | Marius Deuer | Daniel Sadzikowski | 0-1 | 64 | Open |
| 730 | 2020-10-04 | German Youth Teams 2020 | Berlin GER | 7.24 | Marius Deuer | Sreyas Payyappat | 1-0 | 34 | Open |
| 731 | 2020-10-03 | German Youth Teams 2020 | Berlin GER | 6.64 | Minas Tovmasyan | Marius Deuer | 0-1 | 60 | Open |
| 732 | 2020-10-02 | German Youth Teams 2020 | Berlin GER | 5.54 | Marius Deuer | Jana Basovskiy | 1/2-1/2 | 42 | Open |
| 733 | 2020-10-02 | German Youth Teams 2020 | Berlin GER | 4.74 | Marius Deuer | Daniel Hoppstaedter | 1-0 | 34 | Open |
| 734 | 2020-10-01 | German Youth Teams 2020 | Berlin GER | 3.64 | Nikita Schubert | Marius Deuer | 0-1 | 64 | Open |
| 735 | 2020-09-30 | German Youth Teams 2020 | Berlin GER | 2.54 | Leonardo Costa | Marius Deuer | 1-0 | 42 | Open |
| 736 | 2020-09-30 | German Youth Teams 2020 | Berlin GER | 1.44 | Marius Deuer | Michael Pikalow | 1-0 | 18 | Open |
| 737 | 2020-08-25 | 4th Innsbruck Open 2020 | Innsbruck AUT | 5.27 | Marius Deuer | Johannes Lerch | 1/2-1/2 | 20 | Open |
| 738 | 2020-08-22 | 4th Innsbruck Open 2020 | Innsbruck AUT | 1.1 | Marius Deuer | Nikita Meshkovs | 1/2-1/2 | 50 | Open |
| 739 | 2020-08-14 | 7th Prague Summer Open | Prague CZE | 8.25 | Marius Deuer | Bennet Biastoch | 1/2-1/2 | 41 | Open |
| 740 | 2020-08-12 | 7th Prague Summer Open | Prague CZE | 6.21 | Jakub Stinka | Marius Deuer | 1-0 | 42 | Open |
| 741 | 2020-08-10 | 7th Prague Summer Open | Prague CZE | 4.17 | Marius Deuer | Frank Buchenau | 0-1 | 26 | Open |
| 742 | 2020-08-09 | 7th Prague Summer Open | Prague CZE | 2.4 | Lukas Cernousek | Marius Deuer | 1-0 | 36 | Open |
| 743 | 2020-05-26 | Euro Online U2300 Day 2 | chess.com INT | 3 | Marius Deuer | Maksim Schekachikhin | 0-1 | 6 | Open |
| 744 | 2020-05-26 | Euro Online U2300 Day 2 | chess.com INT | 2 | Ari Kiremitciyan | Marius Deuer | 1-0 | 60 | Open |
| 745 | 2020-05-26 | Euro Online U2300 Day 2 | chess.com INT | 1 | Marius Deuer | Ivan Tsybulkin | 0-1 | 12 | Open |
| 746 | 2020-05-25 | Euro Online U2300 Day 1 | chess.com INT | 7 | Robert Safin | Marius Deuer | 0-1 | 45 | Open |
| 747 | 2020-05-25 | Euro Online U2300 Day 1 | chess.com INT | 6 | Marius Deuer | Parviz Gasimov | 0-1 | 53 | Open |
| 748 | 2020-05-25 | Euro Online U2300 Day 1 | chess.com INT | 5 | Marius Deuer | Gellert Karacsonyi | 1/2-1/2 | 30 | Open |
| 749 | 2020-05-25 | Euro Online U2300 Day 1 | chess.com INT | 4 | Lukas Petricek | Marius Deuer | 0-1 | 42 | Open |
| 750 | 2020-05-25 | Euro Online U2300 Day 1 | chess.com INT | 3 | Arseniy Astafurov | Marius Deuer | 1-0 | 23 | Open |
| 751 | 2020-05-25 | Euro Online U2300 Day 1 | chess.com INT | 2 | Marius Deuer | Milan Jocev | 1/2-1/2 | 15 | Open |
| 752 | 2020-05-25 | Euro Online U2300 Day 1 | chess.com INT | 1 | Marius Deuer | Vladimir Chernikov | 1-0 | 65 | Open |
| 753 | 2019-11-23 | Heusenstamm Schloss Open | Heusenstamm GER | 4.16 | Marius Deuer | Uwe Kersten | 0-1 | 65 | Open |
| 754 | 2019-11-22 | Heusenstamm Schloss Open | Heusenstamm GER | 3.16 | Horst Alber | Marius Deuer | 1/2-1/2 | 26 | Open |
| 755 | 2019-08-25 | World Cadets U12 2019 | Weifang CHN | 5.8 | Marius Deuer | 16301765 | 0-1 | 53 | Open |
| 756 | 2019-08-24 | World Cadets U12 2019 | Weifang CHN | 4.3 | Mahendra Teja Mekala | Marius Deuer | 1-0 | 33 | Open |
| 757 | 2019-08-23 | World Cadets U12 2019 | Weifang CHN | 3.1 | Marius Deuer | Shah Dev | 1-0 | 20 | Open |
| 758 | 2018-10-07 | German Youth Teams 2018 | Wuerzburg GER | 7.6 | Cristiano Amato | Marius Deuer | 0-1 | 58 | Open |
| 759 | 2018-10-06 | German Youth Teams 2018 | Wuerzburg GER | 6.6 | Marius Deuer | Magdalina Genova | 1/2-1/2 | 41 | Open |
| 760 | 2018-10-05 | German Youth Teams 2018 | Wuerzburg GER | 5.6 | Theresa Reitz | Marius Deuer | 1-0 | 19 | Open |
| 761 | 2018-10-05 | German Youth Teams 2018 | Wuerzburg GER | 4.6 | Marius Deuer | Jana Basovskiy | 0-1 | 22 | Open |
| 762 | 2018-10-04 | German Youth Teams 2018 | Wuerzburg GER | 3.6 | Marius Deuer | Eva Schilay | 1-0 | 25 | Open |
| 763 | 2018-10-03 | German Youth Teams 2018 | Wuerzburg GER | 2.6 | Melanie Muedder | Marius Deuer | 1-0 | 32 | Open |
| 764 | 2018-10-03 | German Youth Teams 2018 | Wuerzburg GER | 1.6 | Hannah Zell | Marius Deuer | 0-1 | 32 | Open |
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