Sergei Didenko
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 23rd Czech Open A | 07/20/2012 | 2331 | Czech Republic |
| Geller mem op-A 3rd | 09/08/2007 | 2110 | Ukraine |
| RUS Central Region-ch | 03/17/2007 | 2082 | Russian Federation |
| RUS Central Region-ch U16 | 11/02/2004 | 988 | Russian Federation |
Most Played Openings as White
| ECO | Opening | Games |
| B23 | Sicilian, closed | 3 games |
| B07 | Pirc defence | 2 games |
| C13 | French, classical | 2 games |
| B01 | Scandinavian (centre counter) defence | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 8 games |
| D02 | Queen's pawn game | 2 games |
| D09 | Queen's Gambit Declined, Albin counter-gambit, 5.g3 | 2 games |
| D08 | Queen's Gambit Declined, Albin counter-gambit | 2 games |
Russian Federation
Male
FIDE ID:

Czech Republic
Ukraine