Male
FIDE ID:
Mateusz Kolosowski
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 26th ch-EUR Indiv 2026 | 04/07/2026 | 2229 |  Poland |
| World Blitz Championships 2021 | 12/29/2021 | 2571 | Poland |
| World Rapid Championships 2021 | 12/26/2021 | 2581 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| B23 | Sicilian, closed | 19 games |
| B12 | Caro-Kann defence | 4 games |
| E60 | King's Indian defence | 4 games |
| B30 | Sicilian defence | 4 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B48 | Sicilian, Taimanov variation | 8 games |
| B47 | Sicilian, Taimanov (Bastrikov) variation | 5 games |
| E04 | Catalan, open, 5.Nf3 | 5 games |
| E60 | King's Indian defence | 5 games |
