| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. T Weinberger vs L Barczay |
| 1-0 | 37 |
1955 |
Budapest | D45 Queen's Gambit Declined Semi-Slav |
| 2. Szabo vs L Barczay |
| 1-0 | 21 |
1963 |
Budapest | B46 Sicilian, Taimanov Variation |
| 3. L Barczay vs F Koberl |
| 1-0 | 41 |
1963 |
HUN-ch 18th | A56 Benoni Defense |
| 4. Szabo vs L Barczay |
 | 1-0 | 57 |
1964 |
Budapest HUN ch | C89 Ruy Lopez, Marshall |
| 5. E Paoli vs L Barczay |
| 1-0 | 31 |
1964 |
Reggio Emilia 6465 | B41 Sicilian, Kan |
| 6. L Barczay vs P Szilagyi |
| 1-0 | 33 |
1964 |
Pecs | B28 Sicilian, O'Kelly Variation |
| 7. E Haag vs L Barczay |
| 1-0 | 29 |
1964 |
Pecs | B08 Pirc, Classical |
| 8. L Barczay vs B Malich |
| 1-0 | 35 |
1964 |
Pecs | B56 Sicilian |
| 9. M Damjanovic vs L Barczay |
| 1-0 | 28 |
1964 |
Pecs | D25 Queen's Gambit Accepted |
| 10. Minev vs L Barczay |
| 1-0 | 48 |
1964 |
EU-chT sf | A20 English |
| 11. L Barczay vs K Honfi |
| 1-0 | 36 |
1965 |
HUN-ch 21th | E67 King's Indian, Fianchetto |
| 12. Bronstein vs L Barczay |
 | 1-0 | 18 |
1966 |
Szombathey | B56 Sicilian |
| 13. L Barczay vs W G Addison |
| 1-0 | 38 |
1966 |
Havana ol (Men) | C45 Scotch Game |
| 14. Portisch vs L Barczay |
| 1-0 | 36 |
1966 |
Budapest | E73 King's Indian |
| 15. L Barczay vs E Paoli |
| 1-0 | 44 |
1966 |
Asztalos mem | D45 Queen's Gambit Declined Semi-Slav |
| 16. Reshevsky vs L Barczay |
| 1-0 | 35 |
1967 |
Sousse Interzonal | D25 Queen's Gambit Accepted |
| 17. L Barczay vs M Cuellar Gacharna |
| 1-0 | 52 |
1967 |
Sousse Interzonal | B32 Sicilian |
| 18. Stein vs L Barczay |
 | 1-0 | 43 |
1967 |
Sousse Interzonal | A05 Reti Opening |
| 19. Fischer vs L Barczay |
 | 1-0 | 24 |
1967 |
Sousse Interzonal | C95 Ruy Lopez, Closed, Breyer |
| 20. A Matanovic vs L Barczay |
| 1-0 | 32 |
1967 |
Sousse Interzonal | C94 Ruy Lopez, Closed, Breyer Defense |
| 21. L Barczay vs C Radovici |
 | 1-0 | 47 |
1968 |
East Berlin Lasker mem | C93 Ruy Lopez, Closed, Smyslov Defense |
| 22. Robatsch vs L Barczay |
| 1-0 | 45 |
1968 |
Sarajevo | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 23. L Barczay vs Vasiukov |
| 1-0 | 52 |
1968 |
East Berlin Lasker mem | B42 Sicilian, Kan |
| 24. Matulovic vs L Barczay |
| 1-0 | 35 |
1968 |
Parcetic mem 3rd | C92 Ruy Lopez, Closed |
| 25. R Fuchs vs L Barczay |
| 1-0 | 29 |
1968 |
East Berlin Lasker mem | C12 French, McCutcheon |