| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. G Zaitshik vs Chekhov |
| 1-0 | 38 |
1978 |
URS-ch U26 | B33 Sicilian |
| 2. G Zaitshik vs Chiburdanidze |
| 0-1 | 69 |
1980 |
URS-ch U26 | B72 Sicilian, Dragon |
| 3. G Zaitshik vs Psakhis |
 | 0-1 | 34 |
1980 |
USSR 29/385 | B92 Sicilian, Najdorf, Opocensky Variation |
| 4. G Zaitshik vs Psakhis |
 | 0-1 | 35 |
1980 |
URS | B92 Sicilian, Najdorf, Opocensky Variation |
| 5. G Zaitshik vs Khalifman |
| ½-½ | 49 |
1989 |
Leningrad (Russia) | B72 Sicilian, Dragon |
| 6. G Zaitshik vs Christiansen |
| 0-1 | 24 |
1990 |
It (open) | B88 Sicilian, Fischer-Sozin Attack |
| 7. G Zaitshik vs Yermolinsky |
| 0-1 | 42 |
1993 |
It (open) | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 8. G Zaitshik vs J Dean |
| 1-0 | 24 |
2001 |
29th World Open | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 9. G Zaitshik vs A Young |
| 1-0 | 36 |
2001 |
29th World Open | B40 Sicilian |
| 10. G Zaitshik vs C J Blanco |
| 1-0 | 39 |
2001 |
29th World Open | B39 Sicilian, Accelerated Fianchetto, Breyer Variation |
| 11. G Zaitshik vs A Karklins |
| 1-0 | 62 |
2003 |
World Open: Open Section | B34 Sicilian, Accelerated Fianchetto |
| 12. G Zaitshik vs Paschall |
| 1-0 | 42 |
2003 |
US Championships 2003 | B63 Sicilian, Richter-Rauzer Attack |