| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Kovalyov vs A Blanco Fernandez |
| 1-0 | 18 |
2005 |
American Continental | A13 English |
| 2. A Kovalyov vs Y Quezada |
 | 1-0 | 31 |
2005 |
American Continental Championship | A20 English |
| 3. A Kovalyov vs O Zambrana |
| 0-1 | 59 |
2005 |
American Continental Championship | D78 Neo-Grunfeld, 6.O-O c6 |
| 4. A Kovalyov vs R Monier |
| 1-0 | 40 |
2005 |
American Continental Championship | A20 English |
| 5. E Cordova vs A Kovalyov |
| 1-0 | 27 |
2005 |
American Continental Championship | D00 Queen's Pawn Game |
| 6. A Kovalyov vs L Milman |
| ½-½ | 20 |
2005 |
American Continental Championship | D12 Queen's Gambit Declined Slav |
| 7. E Cordova vs A Kovalyov |
| 0-1 | 35 |
2007 |
III South American Ch U20 | D18 Queen's Gambit Declined Slav, Dutch |
| 8. C Sandipan vs A Kovalyov |
| 1-0 | 33 |
2007 |
Canadian Open | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 9. A Kovalyov vs J Cori |
| ½-½ | 49 |
2007 |
III South American Ch U20 | E73 King's Indian |
| 10. S Predescu vs A Kovalyov |
 | 0-1 | 40 |
2007 |
Canadian Open | B90 Sicilian, Najdorf |
| 11. A Kovalyov vs K Mekhitarian |
| ½-½ | 71 |
2007 |
III South American Ch U20 | A33 English, Symmetrical |
| 12. A Kovalyov vs K Ozturk |
| 1-0 | 41 |
2007 |
Canadian Open | A18 English, Mikenas-Carls |
| 13. A Kovalyov vs J Blit |
| 1-0 | 24 |
2007 |
III South American Ch U20 | A17 English |
| 14. A Kovalyov vs F De la Paz Perdomo |
| ½-½ | 33 |
2007 |
Canadian Open | E92 King's Indian |
| 15. S Mareco vs A Kovalyov |
| ½-½ | 22 |
2007 |
III South American Ch U20 | A43 Old Benoni |
| 16. Short vs A Kovalyov |
| 1-0 | 61 |
2007 |
Canadian Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 17. D Di Berardino vs A Kovalyov |
| 1-0 | 44 |
2007 |
III South American Ch U20 | B92 Sicilian, Najdorf, Opocensky Variation |
| 18. L Hua vs A Kovalyov |
| 0-1 | 45 |
2007 |
Canadian Open | E45 Nimzo-Indian, 4.e3, Bronstein (Byrne) Variation |
| 19. A Kovalyov vs A Diamant |
| 1-0 | 59 |
2007 |
III South American Ch U20 | A30 English, Symmetrical |
| 20. A Kovalyov vs G Huber |
| ½-½ | 44 |
2007 |
Canadian Open | A30 English, Symmetrical |
| 21. A Kovalyov vs C Goldwaser |
| 0-1 | 92 |
2007 |
III South American Ch U20 | A19 English, Mikenas-Carls, Sicilian Variation |
| 22. A Kovalyov vs M Voloaca |
| 1-0 | 36 |
2007 |
Canadian Open | A25 English |
| 23. M Latorre vs A Kovalyov |
| 0-1 | 42 |
2007 |
III South American Ch U20 | B92 Sicilian, Najdorf, Opocensky Variation |
| 24. A Kovalyov vs Liam Henry |
| 1-0 | 45 |
2007 |
Canadian Open | E92 King's Indian |
| 25. T Roussel Roozmon vs A Kovalyov |
| ½-½ | 26 |
2008 |
Montreal | A17 English |