| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Kovalev vs Kupreichik |
| 1-0 | 34 |
1988 |
URS-OT56 Blagoveshchensk | C92 Ruy Lopez, Closed |
| 2. A Kovalev vs S Smagin |
| 1-0 | 40 |
1991 |
Bundesliga 9192 | C92 Ruy Lopez, Closed |
| 3. A Kovalev vs Balashov |
| 0-1 | 57 |
1991 |
Azov URS ch tt | C92 Ruy Lopez, Closed |
| 4. A Kovalev vs E J Gausel |
| 1-0 | 33 |
1992 |
EU-chT (Men) | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 5. A Kovalev vs Psakhis |
| ½-½ | 45 |
1994 |
Moscow olm | C90 Ruy Lopez, Closed |
| 6. A Kovalev vs T Upton |
| 1-0 | 27 |
1999 |
EU-chT (Men) | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
| 7. A Kovalev vs K Mokry |
| 1-0 | 25 |
1999 |
AZ Sanace Cup | C65 Ruy Lopez, Berlin Defense |
| 8. A Kovalev vs Van der Sterren |
| 0-1 | 45 |
2000 |
34th Olympiad | C94 Ruy Lopez, Closed, Breyer Defense |
| 9. A Kovalev vs Beliavsky |
| 0-1 | 39 |
2001 |
EuTCh | C91 Ruy Lopez, Closed |
| 10. A Kovalev vs A Czerwonski |
| ½-½ | 54 |
2001 |
TCh-POL | C92 Ruy Lopez, Closed |
| 11. A Kovalev vs A Mikhalevski |
| ½-½ | 65 |
2001 |
Tel Aviv ISR | C77 Ruy Lopez |
| 12. A Kovalev vs K Sebih |
| ½-½ | 46 |
2002 |
Bled Olympiad | C92 Ruy Lopez, Closed |
| 13. A Kovalev vs Timman |
| ½-½ | 20 |
2004 |
36th Olympiad | C88 Ruy Lopez |
| 14. A Kovalev vs S Midoux |
| 1-0 | 33 |
2004 |
20th Cappelle la Grande | C78 Ruy Lopez |
| 15. A Kovalev vs G Kuzmin |
| ½-½ | 13 |
2005 |
Alushta Summer | C88 Ruy Lopez |
| 16. A Kovalev vs L Klima |
| ½-½ | 103 |
2005 |
Czech Open | C95 Ruy Lopez, Closed, Breyer |
| 17. A Kovalev vs N Maiorov |
| 0-1 | 86 |
2005 |
Byelorussian Championship | C95 Ruy Lopez, Closed, Breyer |
| 18. A Kovalev vs E Reshetnikov |
| 1-0 | 85 |
2005 |
Czech Open | C78 Ruy Lopez |
| 19. A Kovalev vs Y Ajrapetjan |
| 1-0 | 33 |
2005 |
Alushta Summer | C60 Ruy Lopez |
| 20. A Kovalev vs O Annageldyev |
| ½-½ | 58 |
2005 |
Alushta Summer | C63 Ruy Lopez, Schliemann Defense |
| 21. A Kovalev vs V Dydyshko |
| 0-1 | 74 |
2006 |
Byelorussian Championship | C65 Ruy Lopez, Berlin Defense |
| 22. A Kovalev vs A Nosov |
| 1-0 | 43 |
2008 |
Alushta Tournaments | C63 Ruy Lopez, Schliemann Defense |
| 23. A Kovalev vs V Shtyrenkov |
| ½-½ | 11 |
2008 |
Alushta Tournaments | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 24. A Kovalev vs A Demchenko |
| ½-½ | 33 |
2008 |
Alushta Tournaments | C73 Ruy Lopez, Modern Steinitz Defense |
| 25. A Kovalev vs A Obukhov |
| ½-½ | 17 |
2008 |
Alushta Tournaments | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |