Players
Photo: Yunfan Zhao
GM
Jakub Kosakowski
Record
44 classical games in top events since 11 Nov 2024
| Games | W | D | L | Score | |
|---|---|---|---|---|---|
| As White | 22 | 7 | 11 | 4 | 57% |
| As Black | 22 | 4 | 9 | 9 | 39% |
| All games | 44 | 11 | 20 | 13 | 48% |
Recent events
| Event | Score | Perf |
|---|---|---|
| 46th FIDE Chess Olympiad Samarkand 202627 Sep 2026 | ½/3 | 2229 |
| 46th FIDE Chess Olympiad Samarkand 202626 Sep 2026 | 3/3 | 3045 |
| German Bundesliga 2025/2626 Apr 2026 | 4/11 | 2494 |
| European Individual Chess Championship 202619 Apr 2026 | 3½/7 | 2555 |
| European Team Chess Championship 202513 Oct 2025 | 2/5 | 2415 |
Best wins
| Opponent | Rating |
|---|---|
| GMJ. Bjerre17 Nov 2024 · European Individual Chess Championship 2024 | 2654 |
| GME. Gurel15 Nov 2024 · European Individual Chess Championship 2024 | 2635 |
| GMM. Petrosyan18 Nov 2024 · European Individual Chess Championship 2024 | 2612 |
| GMT. Banusz28 Feb 2026 · German Bundesliga 2025/26 | 2602 |
| GMJ. Smeets27 Apr 2025 · German Bundesliga 2024/25 | 2568 |
Most played
| Opponent | Games | + = − |
|---|---|---|
| GMJ. BjerreLast 15 Apr 2026 · European Individual Chess Championship 2026 | 2 | 1 1 0 |
| GMA. DonchenkoLast 19 Sep 2026 · 46th FIDE Chess Olympiad Samarkand 2026 | 2 | 0 1 1 |
| GMN. PetrovLast 11 Nov 2024 · European Individual Chess Championship 2024 | 1 | 0 0 1 |
| GMN. GrandeliusLast 13 Nov 2024 · European Individual Chess Championship 2024 | 1 | 0 1 0 |
| GME. GurelLast 15 Nov 2024 · European Individual Chess Championship 2024 | 1 | 1 0 0 |
Record
14 rapid games in top events since 26 Dec 2025
| Games | W | D | L | Score | |
|---|---|---|---|---|---|
| As White | 7 | 3 | 4 | 0 | 71% |
| As Black | 7 | 1 | 2 | 4 | 29% |
| All games | 14 | 4 | 6 | 4 | 50% |
Recent events
| Event | Score | Perf |
|---|---|---|
| Mistrzostwa Polski w Szachach Szybkich 20263 Oct 2026 | ½/2 | 2215 |
| FIDE World Rapid & Blitz Championships 202528 Dec 2025 | 2½/3 | 2903 |
| FIDE World Rapid & Blitz Championships 202528 Dec 2025 | 4/9 | 2594 |
Best wins
| Opponent | Rating |
|---|---|
| GMA. Esipenko27 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2649 |
| GMB. Jobava26 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2645 |
| GMN. Grandelius26 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2639 |
| GMM. Chigaev28 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2598 |
Most played
| Opponent | Games | + = − |
|---|---|---|
| GMN. GrandeliusLast 26 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 1 0 0 |
| GMB. JobavaLast 26 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 1 0 0 |
| GMV. IvanchukLast 26 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 0 1 0 |
| GMR. MamedovLast 26 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 0 0 1 |
| GMA. EsipenkoLast 27 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 1 0 0 |
Record
15 blitz games in top events since 29 Dec 2025
| Games | W | D | L | Score | |
|---|---|---|---|---|---|
| As White | 6 | 2 | 1 | 3 | 42% |
| As Black | 9 | 2 | 3 | 4 | 39% |
| All games | 15 | 4 | 4 | 7 | 40% |
Recent events
| Event | Score | Perf |
|---|---|---|
| FIDE World Rapid & Blitz Championships 202530 Dec 2025 | 6/13 | 2570 |
| FIDE World Rapid & Blitz Championships 202529 Dec 2025 | 0/2 | 1858 |
Best wins
| Opponent | Rating |
|---|---|
| GMH. Niemann30 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2734 |
| GMLe Quang Liem29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2695 |
| GMP. Balakrishnan29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2445 |
| GMS. Galaviz Medina29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 2405 |
Most played
| Opponent | Games | + = − |
|---|---|---|
| GMGukesh DLast 29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 0 0 1 |
| GMR. RobsonLast 29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 0 1 0 |
| GMLe Quang LiemLast 29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 1 0 0 |
| GMA. GiriLast 29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 0 1 0 |
| GMP. MaghsoodlooLast 29 Dec 2025 · FIDE World Rapid & Blitz Championships 2025 | 1 | 0 0 1 |