| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Petukhov vs I Nikolayev |
| ½-½ | 23 | 1977 | Russia Belaya Ladiya Final | C64 Ruy Lopez, Classical |
| 2. I Zakharevich vs I Nikolayev |
| ½-½ | 25 | 1978 | Novgorod Region Pioneer Palaces Champ. | C64 Ruy Lopez, Classical |
| 3. E Eliseev vs I Nikolayev |
| 0-1 | 28 | 1983 | Novgorod Region Championship | C64 Ruy Lopez, Classical |
| 4. I Lutsko vs I Nikolayev |
| 0-1 | 40 | 1987 | Soviet Army Team Championship | C64 Ruy Lopez, Classical |
| 5. M Novik vs I Nikolayev |
| ½-½ | 33 | 1988 | USSR Army-chT | C64 Ruy Lopez, Classical |
| 6. Y Tachilin vs I Nikolayev |
| 0-1 | 26 | 1988 | USSR Army-chT | C64 Ruy Lopez, Classical |
| 7. I Komissarov vs I Nikolayev |
| 0-1 | 27 | 1989 | URS chT Quarter-Final | C64 Ruy Lopez, Classical |
| 8. A Kozitsky vs I Nikolayev |
| 0-1 | 39 | 1999 | RCC Sat Open | C64 Ruy Lopez, Classical |
| 9. A Kozitsky vs I Nikolayev |
| 0-1 | 31 | 1999 | RCC Sat Open | C64 Ruy Lopez, Classical |
| 10. N Castaneda vs I Nikolayev |
| 0-1 | 34 | 1999 | 121st New York State Championship | C64 Ruy Lopez, Classical |
| 11. D Strenzwilk vs I Nikolayev |
| 0-1 | 45 | 2000 | Marchand Open | C64 Ruy Lopez, Classical |
| 12. J Gonzalez vs I Nikolayev |
| 0-1 | 47 | 2002 | RCC Sat Open | C64 Ruy Lopez, Classical |
| 13. S Almeida vs I Nikolayev |
| 1-0 | 60 | 2003 | New York-ch 125th | C64 Ruy Lopez, Classical |
| 14. D Weatherly vs I Nikolayev |
| 0-1 | 30 | 2004 | RCC Sat Open | C64 Ruy Lopez, Classical |
| 15. D Weatherly vs I Nikolayev |
| 0-1 | 28 | 2004 | RCC Sat Open | C64 Ruy Lopez, Classical |
| 16. C La Salle vs I Nikolayev |
| 0-1 | 19 | 2005 | RCC Sat Open | C64 Ruy Lopez, Classical |
| 17. A Getz vs I Nikolayev |
| ½-½ | 38 | 2006 | New York State Championship | C64 Ruy Lopez, Classical |
| 18. B Dean-Kawamura vs I Nikolayev |
| 0-1 | 28 | 2007 | Jennifer Woods Memorial Grand Prix | C64 Ruy Lopez, Classical |
| 19. B Shao vs I Nikolayev |
| 0-1 | 12 | 2008 | Marchand Open | C64 Ruy Lopez, Classical |
| 20. E Santarius vs I Nikolayev |
| 1-0 | 53 | 2008 | World Open U2400 | C64 Ruy Lopez, Classical |
| 21. M Slomski vs I Nikolayev |
| 0-1 | 17 | 2010 | 32nd Annual Marchand Open | C64 Ruy Lopez, Classical |
| 22. S Finney vs I Nikolayev |
| 0-1 | 34 | 2011 | World Open, U2400 | C64 Ruy Lopez, Classical |
| 23. M Dahl vs I Nikolayev |
| 0-1 | 56 | 2011 | World Open, U2400 | C64 Ruy Lopez, Classical |
Kibitzing
