Male
FIDE ID:
Grzegorz Masternak
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Jana Maciei Mem 2025 | 07/07/2025 | 2257 |  Poland |
| World Blitz Championships 2021 | 12/29/2021 | 2571 | Poland |
| ch-POL Blitz 2019 | 04/12/2019 | 2262 | Poland |
| 19th European Teams | 11/08/2013 | 2554 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| B23 | Sicilian, closed | 16 games |
| B26 | Sicilian, closed, 6.Be3 | 14 games |
| B25 | Sicilian, closed | 12 games |
| B12 | Caro-Kann defence | 9 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D07 | Queen's Gambit Declined, Chigorin defence | 11 games |
| D38 | Queen's Gambit Declined, Ragozin variation | 10 games |
| C06 | French, Tarrasch, closed variation, main line | 8 games |
| C01 | French, exchange variation | 7 games |
