| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Chekhov vs Onischuk |
| 1-0 | 39 |
1995 |
BL2-N 9596 | E32 Nimzo-Indian, Classical |
| 2. Shirov vs Onischuk |
 | 1-0 | 50 |
1997 |
Fontys | E32 Nimzo-Indian, Classical |
| 3. E Arlandi vs Onischuk |
| ½-½ | 24 |
1999 |
EU-chT (Men) | E32 Nimzo-Indian, Classical |
| 4. Serper vs Onischuk |
| 1-0 | 60 |
2000 |
Cap d'Agde-B | E32 Nimzo-Indian, Classical |
| 5. Jacimovic vs Onischuk |
| 0-1 | 28 |
2001 |
ECC | E32 Nimzo-Indian, Classical |
| 6. Bareev vs Onischuk |
| 1-0 | 45 |
2002 |
FIDE Moscow Gran Prix | E32 Nimzo-Indian, Classical |
| 7. Bu Xiangzhi vs Onischuk |
| ½-½ | 64 |
2005 |
World Team Championship | E32 Nimzo-Indian, Classical |
| 8. D Ippolito vs Onischuk |
| 0-1 | 40 |
2008 |
US Championship | E32 Nimzo-Indian, Classical |
| 9. T Kotanjian vs Onischuk |
| 0-1 | 64 |
2009 |
Aeroflot Open | E32 Nimzo-Indian, Classical |
| 10. A Zhigalko vs Onischuk |
| 1-0 | 41 |
2009 |
Aeroflot Open | E32 Nimzo-Indian, Classical |
