Male
FIDE ID:
Zbigniew Siwon
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Ostroda op | 08/07/2006 | 1386 |  Poland |
Most Played Openings as White
| ECO | Opening | Games |
| D10 | Queen's Gambit Declined Slav defence | 1 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 1 games |
| E85 | King's Indian, Saemisch, orthodox variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A34 | English, symmetrical variation | 1 games |
| D00 | Queen's pawn game | 1 games |
| B73 | Sicilian, dragon, classical, 8.O-O | 1 games |
| A84 | Dutch defence | 1 games |
