Semen I. Dvoirys
Born: 1958
Title: Grand Master
Nation: RUS
FIDE Rating: 2468
Title: Grand Master
Nation: RUS
FIDE Rating: 2468
| Tournament | Place | Result | Cat. |
|---|---|---|---|
| 2017 Maccabiah | 7 / 10 | 3.0 / 9 | XII |
| 2015 European Individual Championship | 85 / 250 | 6.0 / 11 | |
| 2013 Russian Higher League | 8 / 50 | 5.5 / 9 | |
| 2012 Botvinnik Memorial | 21 / 223 | 6.0 / 9 | |
| 2010 Russian Higher League | 32 / 48 | 4.5 / 10 | |
| 2010 Moscow Open | 29 / 187 | 5.5 / 9 | |
| 2008 YUURGU-65 | 4 / 10 | 5.0 / 9 | IX |
| 2008 Chelyabinsk Oblast Superfinal | 6 / 13 | 6.0 / 12 | XI |
| 2007 VS Arhipov Memorial | 8 / 10 | 4.0 / 9 | XII |
| 1998 Russian Cup Final | 11 / 12 | 4.0 / 11 | XIV |
| 1993 Biel FIDE Interzonal | 62 / 73 | 5.5 / 13 | |
| 1990 USSR Championship | 10 / 14 | 5.5 / 13 | XIV |
| 1989 USSR Championship | 13 / 16 | 6.5 / 15 | XIII |
| 1986 USSR Championship | 16 / 18 | 6.0 / 17 | X |
| 1982 Chigorin Memorial | 3 / 16 | 9.0 / 15 | XI |