| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Kovchan vs Bacrot |
| 0-1 | 50 |
1993 |
Wch U10 | B56 Sicilian |
| 2. A Kovchan vs V Akobian |
| ½-½ | 26 |
1994 |
EU-ch U12 | C01 French, Exchange |
| 3. Movsesian vs A Kovchan |
| 1-0 | 45 |
1994 |
Moravka opJ | B27 Sicilian |
| 4. Ponomariov vs A Kovchan |
| ½-½ | 38 |
1995 |
Ukrainian Ch U-12 Final | B39 Sicilian, Accelerated Fianchetto, Breyer Variation |
| 5. G Sargissian vs A Kovchan |
| 1-0 | 49 |
1998 |
EU-ch U16 | B27 Sicilian |
| 6. A Kovchan vs V Malakhatko |
| 0-1 | 40 |
1999 |
Swidnica op | B40 Sicilian |
| 7. V Malakhatko vs A Kovchan |
| ½-½ | 55 |
1999 |
Alushta3 | E70 King's Indian |
| 8. A Kovchan vs Savon |
| ½-½ | 11 |
1999 |
Alushta3 | C50 Giuoco Piano |
| 9. C Seel vs A Kovchan |
| 0-1 | 60 |
2000 |
t-EuCh U18 | A04 Reti Opening |
| 10. S Voitsekhovsky vs A Kovchan |
| ½-½ | 59 |
2000 |
Alushta, Ukraine | B86 Sicilian, Fischer-Sozin Attack |
| 11. A Kovchan vs R Sebe |
| 0-1 | 49 |
2000 |
t-EuCh U18 | B72 Sicilian, Dragon |
| 12. A Kovchan vs A Flumbort |
| 1-0 | 45 |
2000 |
t-EuCh U18 | B90 Sicilian, Najdorf |
| 13. A Kovchan vs S Ovsejevitsch |
| ½-½ | 42 |
2000 |
Alushta, Ukraine | B34 Sicilian, Accelerated Fianchetto |
| 14. Z Szilagyi vs A Kovchan |
| ½-½ | 32 |
2000 |
t-EuCh U18 | B24 Sicilian, Closed |
| 15. D Arngrimmsson vs A Kovchan |
| 0-1 | 28 |
2000 |
t-EuCh U18 | B96 Sicilian, Najdorf |
| 16. A Kovchan vs Miroshnichenko |
| ½-½ | 20 |
2000 |
Alushta, Ukraine | B50 Sicilian |
| 17. E Gasanov vs A Kovchan |
| 0-1 | 28 |
2000 |
Alushta2 | A04 Reti Opening |
| 18. A Kovchan vs N Djukic |
| 1-0 | 31 |
2000 |
t-EuCh U18 | B48 Sicilian, Taimanov Variation |
| 19. A Kovchan vs D Nikolajev |
| 1-0 | 37 |
2001 |
WYB18 | C42 Petrov Defense |
| 20. N Djukic vs A Kovchan |
| ½-½ | 29 |
2001 |
WYB18 | D89 Grunfeld |
| 21. G Matjushin vs A Kovchan |
| 0-1 | 30 |
2001 |
UKR-ch U18 | B40 Sicilian |
| 22. A Kovchan vs T Gharamian |
| 1-0 | 46 |
2001 |
WYB18 | C45 Scotch Game |
| 23. A Kovchan vs B Lindberg |
| ½-½ | 25 |
2001 |
WYB18 | B32 Sicilian |
| 24. A Kovchan vs Sergiy Zavgorodniy |
| 1-0 | 44 |
2001 |
UKR-chT | B32 Sicilian |
| 25. M Paragua vs A Kovchan |
| ½-½ | 21 |
2001 |
WYB18 | B90 Sicilian, Najdorf |