| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. E Nowak vs J Krejci |
| 1-0 | 35 | 1968 | CSR-chT | C70 Ruy Lopez |
| 2. J Krejci vs T Aldag |
| 0-1 | 26 | 1993 | Czech Open | A18 English, Mikenas-Carls |
| 3. A Zatonskih vs J Krejci |
| 0-1 | 31 | 1994 | Moravka opJ | B17 Caro-Kann, Steinitz Variation |
| 4. J Krejci vs Movsesian |
| 0-1 | 55 | 1995 | Czech Open | E18 Queen's Indian, Old Main line, 7.Nc3 |
| 5. Movsesian vs J Krejci |
| 1-0 | 21 | 1995 | Prague Mladi op | E20 Nimzo-Indian |
| 6. Navara vs J Krejci |
| 0-1 | 35 | 1996 | CZE-ch1 U16 | B80 Sicilian, Scheveningen |
| 7. I Starostits vs J Krejci |
| ½-½ | 21 | 1997 | Mladi op | B80 Sicilian, Scheveningen |
| 8. S Schneider vs J Krejci |
| ½-½ | 16 | 1998 | Komercni Banka Open | A45 Queen's Pawn Game |
| 9. J Krejci vs T Likavsky |
| 0-1 | 23 | 1998 | Komercni Banka Open | B32 Sicilian |
| 10. N Zambor vs J Krejci |
| ½-½ | 44 | 1998 | Komercni Banka Open | B22 Sicilian, Alapin |
| 11. J Krejci vs O Gladyszev |
| 0-1 | 73 | 1998 | Komercni Banka Open | B45 Sicilian, Taimanov |
| 12. E Mariano vs J Krejci |
| ½-½ | 42 | 1998 | Komercni Banka Open | E37 Nimzo-Indian, Classical |
| 13. J Michalek vs J Krejci |
| 1-0 | 42 | 1998 | Komercni Banka Open | A07 King's Indian Attack |
| 14. J Krejci vs C Menghi |
| ½-½ | 34 | 1998 | Komercni Banka Open | B46 Sicilian, Taimanov Variation |
| 15. S Heimsoth vs J Krejci |
| ½-½ | 44 | 1998 | Komercni Banka Open | A46 Queen's Pawn Game |
| 16. J Krejci vs P Skacelik |
| ½-½ | 41 | 1998 | Komercni Banka Open | B07 Pirc |
| 17. J Krejci vs N Pert |
| ½-½ | 42 | 1999 | World Junior Championship | C07 French, Tarrasch |
| 18. E Perelshteyn vs J Krejci |
| ½-½ | 27 | 1999 | World Junior Championship | B81 Sicilian, Scheveningen, Keres Attack |
| 19. J Krejci vs L Vajda |
| 0-1 | 33 | 1999 | World Junior Championship | B90 Sicilian, Najdorf |
| 20. B Vuckovic vs J Krejci |
| 1-0 | 34 | 1999 | World Junior Championship | B81 Sicilian, Scheveningen, Keres Attack |
| 21. S Kose vs J Krejci |
| 1-0 | 49 | 1999 | World Junior Championship | B40 Sicilian |
| 22. J Krejci vs M Leskiewicz |
| 0-1 | 28 | 1999 | World Junior Championship | B40 Sicilian |
| 23. M Labollita vs J Krejci |
| 1-0 | 41 | 1999 | World Junior Championship | E34 Nimzo-Indian, Classical, Noa Variation |
| 24. J Krejci vs A Z Aranha Filho |
| 1-0 | 32 | 1999 | World Junior Championship | B28 Sicilian, O'Kelly Variation |
| 25. P Vanparys vs J Krejci |
| 0-1 | 42 | 1999 | World Junior Championship | A00 Uncommon Opening |
Kibitzing
