| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. J Jezek vs J Vesely |
| 1-0 | 47 |
1953 |
CSR-ch Prague | D46 Queen's Gambit Declined Semi-Slav |
| 2. J Sefc vs J Jezek |
| 1-0 | 38 |
1953 |
Prague | B89 Sicilian |
| 3. Sajtar vs J Jezek |
| 1-0 | 80 |
1953 |
CSR-ch Prague | A98 Dutch, Ilyin-Genevsky Variation with Qc2 |
| 4. J Jezek vs Pachman |
| 0-1 | 25 |
1953 |
Czech Ch. | E32 Nimzo-Indian, Classical |
| 5. Filip vs J Jezek |
 | 0-1 | 51 |
1953 |
CSR-ch Prague | A99 Dutch, Ilyin-Genevsky Variation with b3 |
| 6. J Jezek vs J Kozma |
 | 0-1 | 41 |
1953 |
CSR-ch Prague | B63 Sicilian, Richter-Rauzer Attack |
| 7. J Jezek vs Ujtelky |
| ½-½ | 46 |
1953 |
CSR-ch | B25 Sicilian, Closed |
| 8. A Prameshuber vs J Jezek |
| 1-0 | 55 |
1955 |
CSR-AUT m | E10 Queen's Pawn Game |
| 9. J Sefc vs J Jezek |
| 0-1 | 29 |
1955 |
CSR-ch | C56 Two Knights |
| 10. J Jezek vs J Kozma |
| ½-½ | 41 |
1955 |
CSR-ch | E56 Nimzo-Indian, 4.e3, Main line with 7...Nc6 |
| 11. Ujtelky vs J Jezek |
| 1-0 | 64 |
1955 |
CSR-ch | E10 Queen's Pawn Game |
| 12. J Rejfir vs J Jezek |
| 1-0 | 52 |
1955 |
CSR-ch | A10 English |
| 13. J Vesely vs J Jezek |
| 0-1 | 45 |
1955 |
CSR-ch | B53 Sicilian |
| 14. J Jezek vs A Prameshuber |
| ½-½ | 26 |
1955 |
CSR-AUT m | D59 Queen's Gambit Declined, Tartakower |
| 15. A Laustsen vs J Jezek |
| ½-½ | 20 |
1956 |
2nd World Correspondence Chess Championship | A65 Benoni, 6.e4 |
| 16. J Sefc vs J Jezek |
| ½-½ | 25 |
1956 |
CSR-ch | B25 Sicilian, Closed |
| 17. J Jezek vs Ragozin |
 | 0-1 | 35 |
1956 |
2nd World Correspondence Chess Championship | E80 King's Indian, Samisch Variation |
| 18. J Jezek vs F Blatny |
| 1-0 | 34 |
1956 |
CSR-ch | C02 French, Advance |
| 19. J Jezek vs S Kjellander |
| ½-½ | 47 |
1956 |
2nd World Correspondence Chess Championship | E30 Nimzo-Indian, Leningrad |
| 20. E Arnlind vs J Jezek |
| ½-½ | 26 |
1956 |
2nd World Correspondence Chess Championship | B95 Sicilian, Najdorf, 6...e6 |
| 21. J Jezek vs J Kozma |
| ½-½ | 28 |
1956 |
CSR-ch | C91 Ruy Lopez, Closed |
| 22. B Koch vs J Jezek |
 | 1-0 | 32 |
1956 |
2nd World Correspondence Chess Championship | A81 Dutch |
| 23. J Jezek vs L Endzelins |
| 0-1 | 40 |
1956 |
2nd World Correspondence Chess Championship | B59 Sicilian, Boleslavsky Variation, 7.Nb3 |
| 24. Opocensky vs J Jezek |
| 1-0 | 89 |
1956 |
CSR-ch | A83 Dutch, Staunton Gambit |
| 25. Ujtelky vs J Jezek |
| ½-½ | 14 |
1956 |
Marianske Lazne/Praha | D32 Queen's Gambit Declined, Tarrasch |