| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. O Averkin vs Kasimov |
| 1-0 | 31 | 1961 | USSR Junior Team Championship | E97 King's Indian |
| 2. O Averkin vs V Berdichevsky |
| 1-0 | 33 | 1961 | USSR Junior Team Championship | E91 King's Indian |
| 3. K Grigorian vs O Averkin |
| 1-0 | 32 | 1961 | USSR Junior Championship | A46 Queen's Pawn Game |
| 4. O Averkin vs Tukmakov |
| 1-0 | 27 | 1961 | USSR Junior Championship | E97 King's Indian |
| 5. A Vitolinsh vs O Averkin |
| 1-0 | 30 | 1962 | USSR Junior Championship | C86 Ruy Lopez, Worrall Attack |
| 6. N Shalnev vs O Averkin |
| 0-1 | 48 | 1962 | Ch URS (young masters) | B41 Sicilian, Kan |
| 7. N Rashkovsky vs O Averkin |
| 1-0 | 45 | 1962 | Russian Junior Championship | B44 Sicilian |
| 8. Razuvaev vs O Averkin |
| 1-0 | 37 | 1962 | USSR Junior Championship | C77 Ruy Lopez |
| 9. Dzindzichashvili vs O Averkin |
 | 1-0 | 31 | 1964 | URS | E40 Nimzo-Indian, 4.e3 |
| 10. V Karasev vs O Averkin |
| 1-0 | 37 | 1966 | National Tournament | E62 King's Indian, Fianchetto |
| 11. B Rytov vs O Averkin |
| ½-½ | 52 | 1966 | National Tournament | D86 Grunfeld, Exchange |
| 12. O Stetsko vs O Averkin |
| 1-0 | 39 | 1966 | National Tournament | D97 Grunfeld, Russian |
| 13. A Lukin vs O Averkin |
| 1-0 | 54 | 1968 | Leningrad Championship | B23 Sicilian, Closed |
| 14. A Fershter (Izmakin) vs O Averkin |
| ½-½ | 46 | 1968 | Leningrad Championship | B90 Sicilian, Najdorf |
| 15. V Karasev vs O Averkin |
| 0-1 | 30 | 1968 | Leningrad Championship | E69 King's Indian, Fianchetto, Classical Main line |
| 16. V Osnos vs O Averkin |
| 1-0 | 24 | 1968 | Leningrad Championship | E01 Catalan, Closed |
| 17. O Averkin vs A Shmit |
| ½-½ | 18 | 1969 | Latvia - Russia | E14 Queen's Indian |
| 18. Y Sakharov vs O Averkin |
 | 1-0 | 23 | 1969 | URS-ch sf Voronezh | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 19. S Krasnov vs O Averkin |
| 0-1 | 19 | 1969 | URS-ch sf Voronezh | A46 Queen's Pawn Game |
| 20. O Averkin vs A Lein |
| 1-0 | 41 | 1969 | URS-ch sf Voronezh | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 21. H Pountsas vs O Averkin |
| 0-1 | 22 | 1969 | World Student Team Championship qual-1 | D97 Grunfeld, Russian |
| 22. O Averkin vs M Kennefick |
| 1-0 | 34 | 1969 | World Student Team Championship qual-1 | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 23. O Averkin vs V Jensen |
| 1-0 | 40 | 1969 | World Student Team Championship Final-A | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 24. S Grunberg vs O Averkin |
| 0-1 | 52 | 1969 | World Student Team Championship Final-A | A10 English |
| 25. A Kubicek vs O Averkin |
| 0-1 | 32 | 1969 | World Student Team Championship Final-A | A25 English |
Kibitzing
