| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. N Olenin vs Balashov |
| ½-½ | 27 |
1995 |
Moscow | B09 Pirc, Austrian Attack |
| 2. N Olenin vs Vasiukov |
| 0-1 | 33 |
1996 |
RUS-Cup2 | B60 Sicilian, Richter-Rauzer |
| 3. N Olenin vs Kholmov |
 | ½-½ | 60 |
1996 |
Alekhine op | C45 Scotch Game |
| 4. Savon vs N Olenin |
| 0-1 | 43 |
1999 |
Orel | A80 Dutch |
| 5. N Olenin vs S Voitsekhovsky |
| 1-0 | 65 |
2000 |
Alushta, Ukraine | B85 Sicilian, Scheveningen, Classical |
| 6. G Kuzmin vs N Olenin |
| 1-0 | 45 |
2000 |
Chigorin Memorial | B40 Sicilian |
| 7. N Olenin vs S Ovsejevitsch |
| 1-0 | 29 |
2000 |
Alushta, Ukraine | B06 Robatsch |
| 8. N Olenin vs A Fominyh |
| 0-1 | 57 |
2000 |
Chigorin Memorial | B48 Sicilian, Taimanov Variation |
| 9. Miroshnichenko vs N Olenin |
| 1-0 | 51 |
2000 |
Alushta, Ukraine | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 10. V Neverov vs N Olenin |
| ½-½ | 43 |
2000 |
Chigorin Memorial | A87 Dutch, Leningrad, Main Variation |
| 11. N Olenin vs A Lastin |
| ½-½ | 17 |
2000 |
Chigorin Memorial | B90 Sicilian, Najdorf |
| 12. N Olenin vs S Nakonechny |
| 0-1 | 41 |
2001 |
Nikolaev UKR | B39 Sicilian, Accelerated Fianchetto, Breyer Variation |
| 13. N Olenin vs Zubov |
| ½-½ | 36 |
2001 |
Nikolaev UKR | C45 Scotch Game |
| 14. N Olenin vs A Maksimenko |
| ½-½ | 10 |
2001 |
Nikolaev UKR | C24 Bishop's Opening |
| 15. Karjakin vs N Olenin |
| 1-0 | 59 |
2001 |
Nikolaev UKR | B40 Sicilian |
| 16. A Alexikov vs N Olenin |
| 1-0 | 53 |
2001 |
Nikolaev UKR | B33 Sicilian |
| 17. N Olenin vs V Slovineanu |
| ½-½ | 56 |
2001 |
Nikolaev UKR | B01 Scandinavian |
| 18. S Kalugin vs N Olenin |
| ½-½ | 12 |
2001 |
Nikolaev UKR | C97 Ruy Lopez, Closed, Chigorin |
| 19. N Olenin vs Savon |
| ½-½ | 11 |
2001 |
Nikolaev UKR | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 20. Areshchenko vs N Olenin |
| 1-0 | 47 |
2001 |
Nikolaev UKR | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 21. N Olenin vs B Itkis |
| ½-½ | 11 |
2001 |
Nikolaev UKR | C10 French |
| 22. A Bets vs N Olenin |
| ½-½ | 9 |
2001 |
Nikolaev UKR | A81 Dutch |
| 23. N Olenin vs S Bondarchuk |
| ½-½ | 36 |
2001 |
Nikolaev UKR | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 24. S Zavgorodniy vs N Olenin |
| 0-1 | 57 |
2001 |
Nikolaev UKR | B31 Sicilian, Rossolimo Variation |
| 25. N Olenin vs Kharlov |
| ½-½ | 19 |
2003 |
RUS-chT | B65 Sicilian, Richter-Rauzer Attack, 7...Be7 Defense, 9...Nxd4 |