Mariusz Kopec
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 16th Teplice Open 2023 | 06/10/2023 | 2271 | Czech Republic |
| 8th Amplico AIG Life Rapid | 12/20/2008 | 2210 | Poland |
| Chrudim op | ??/??/2001 | 1537 | Czech Republic |
| POL-chT2 | ??/??/1999 | 1499 | Poland |
Most Played Openings as White
| ECO | Opening | Games |
| A26 | English, closed system | 4 games |
| A22 | English opening | 2 games |
| E61 | King's Indian defence, 3.Nc3 | 1 games |
| A21 | English opening | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C80 | Ruy Lopez, open (Tarrasch) defence | 4 games |
| A48 | King's Indian, East Indian defence | 1 games |
| C68 | Ruy Lopez, exchange variation | 1 games |
| B10 | Caro-Kann defence | 1 games |
Poland
Male
FIDE ID:

Czech Republic