Roman Vidoniak
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Verbandsliga Nord Baden 0607 | 10/22/2006 | 1437 | Germany |
| Gausdal GM-A | 04/13/2005 | 2495 | Norway |
| BL2-Sued 0405 | 10/24/2004 | 2212 | Germany |
| BL2-Sued 0304 | 10/??/2003 | 2216 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 3 games |
| D03 | Torre attack (Tartakower variation) | 3 games |
| A00 | Polish (Sokolsky) opening | 3 games |
| A45 | Queen's pawn game | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 14 games |
| B45 | Sicilian, Taimanov variation | 3 games |
| D07 | Queen's Gambit Declined, Chigorin defence | 2 games |
| D02 | Queen's pawn game | 2 games |
Germany
FIDE ID:

Norway