| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. P Kostenko vs J Parker |
| ½-½ | 30 |
1994 |
WYFWC Szeged B18(2) | C27 Vienna Game |
| 2. P Kostenko vs A Sidorenko |
| 0-1 | 69 |
1994 |
WYFWC Szeged B18(4) | C36 King's Gambit Accepted, Abbazia Defense |
| 3. P Kostenko vs Sadvakasov |
| ½-½ | 88 |
1996 |
Asia-ch Boys | B92 Sicilian, Najdorf, Opocensky Variation |
| 4. P Kostenko vs Kasimdzhanov |
| 1-0 | 30 |
1996 |
Asia-ch Boys | B82 Sicilian, Scheveningen |
| 5. P Kostenko vs G Dizdar |
| 0-1 | 49 |
1997 |
4th World Team Ch | C07 French, Tarrasch |
| 6. B Belotti vs P Kostenko |
| 0-1 | 37 |
1998 |
ol (men) | C34 King's Gambit Accepted |
| 7. X Peng vs P Kostenko |
| 1-0 | 40 |
2000 |
Olympiad | C78 Ruy Lopez |
| 8. V Dydyshko vs P Kostenko |
| ½-½ | 70 |
2000 |
34th Olympiad | A40 Queen's Pawn Game |
| 9. X Peng vs P Kostenko |
| 1-0 | 55 |
2000 |
34th Olympiad | C78 Ruy Lopez |
| 10. Barsov vs P Kostenko |
| ½-½ | 57 |
2000 |
Istanbul ol (Men) | D91 Grunfeld, 5.Bg5 |
| 11. S Abu Sufian vs P Kostenko |
| 0-1 | 26 |
2001 |
Asian Championships | C78 Ruy Lopez |
| 12. Y Sepman vs P Kostenko |
| ½-½ | 63 |
2001 |
Chigorin mem open | B23 Sicilian, Closed |
| 13. P Kostenko vs R Nolte |
| ½-½ | 63 |
2001 |
Asian Championships | A16 English |
| 14. X Peng vs P Kostenko |
| 0-1 | 36 |
2001 |
Asian Championships | B43 Sicilian, Kan, 5.Nc3 |
| 15. I Arakelov vs P Kostenko |
| 1-0 | 48 |
2001 |
Chigorin mem open | A40 Queen's Pawn Game |
| 16. P Kostenko vs T Rahman |
| 0-1 | 61 |
2001 |
Asian Championships | B32 Sicilian |
| 17. P Kostenko vs A Utnasunov |
| 1-0 | 47 |
2001 |
Chigorin mem open | A34 English, Symmetrical |
| 18. P Kostenko vs A Kunte |
| 1-0 | 64 |
2001 |
Asian Championships | B32 Sicilian |
| 19. P Kostenko vs A Borisenko |
| 1-0 | 26 |
2001 |
Chigorin mem open | A28 English |
| 20. P Konguvel vs P Kostenko |
| 0-1 | 26 |
2001 |
Asian Championships | B42 Sicilian, Kan |
| 21. P Kostenko vs N Vitiugov |
| 1-0 | 42 |
2001 |
Chigorin mem open | B81 Sicilian, Scheveningen, Keres Attack |
| 22. V Egin vs P Kostenko |
| 0-1 | 37 |
2001 |
Asian Championships | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 23. S Grishanovich vs P Kostenko |
| ½-½ | 106 |
2001 |
Chigorin mem open | A07 King's Indian Attack |
| 24. E Hossain vs P Kostenko |
| 1-0 | 50 |
2001 |
Asian Championships | B40 Sicilian |
| 25. O Biriukov vs P Kostenko |
| 0-1 | 64 |
2001 |
Chigorin mem open | A04 Reti Opening |