Male
FIDE ID:
Sergei Tiviakov
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| ch-NED KO 2026 | 07/04/2026 | 2515 |  Netherlands |
| 3rd UzChess Cup Futures | 06/08/2026 | 2495 |  Uzbekistan |
| 5th Karshi Open 2026 | 05/19/2026 | 2243 | Uzbekistan |
| Dutch League 2025-26 | 09/20/2025 | 2345 | Netherlands |
Most Played Openings as White
| ECO | Opening | Games |
| B22 | Sicilian, Alapin's variation (2.c3) | 109 games |
| C77 | Ruy Lopez, Morphy defence | 90 games |
| C07 | French, Tarrasch, open variation | 62 games |
| B23 | Sicilian, closed | 57 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 133 games |
| B51 | Sicilian, Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack | 77 games |
| E12 | Queen's Indian defence | 71 games |
| E18 | Queen's Indian, old main line, 7.Nc3 | 56 games |
