| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Geller vs B Lengyel |
| 1-0 | 39 |
1973 |
Budapest | C11 French |
| 2. Spassky vs B Lengyel |
| 1-0 | 20 |
1975 |
Tallinn | D60 Queen's Gambit Declined, Orthodox Defense |
| 3. B Lengyel vs M Krajcsovits |
| 0-1 | 59 |
1979 |
Zamardi ELE op | B42 Sicilian, Kan |
| 4. G Pirisi vs B Lengyel |
| 1-0 | 33 |
1980 |
Hungary-ch Budapest | C36 King's Gambit Accepted, Abbazia Defense |
| 5. A Balzar vs B Lengyel |
| 1-0 | 38 |
1988 |
Dortmund (Germany) | C56 Two Knights |
| 6. H Westerinen vs B Lengyel |
 | 1-0 | 24 |
1988 |
Gausdal/SW,20,14 | C33 King's Gambit Accepted |
| 7. Baburin vs B Lengyel |
| 1-0 | 27 |
1990 |
Budapest (Hungary) | D42 Queen's Gambit Declined, Semi-Tarrasch, 7.Bd3 |
| 8. Onischuk vs B Lengyel |
| 1-0 | 35 |
1993 |
Budapest FS07 GM | A28 English |
| 9. Sutovsky vs B Lengyel |
| 1-0 | 36 |
1993 |
HUN | C50 Giuoco Piano |
| 10. B Lengyel vs V Mikhalevski |
| 0-1 | 22 |
1993 |
Budapest | C82 Ruy Lopez, Open |
| 11. Leko vs B Lengyel |
| 1-0 | 60 |
1993 |
Budapest FS IGM | C98 Ruy Lopez, Closed, Chigorin |
| 12. B Lengyel vs Silman |
| 0-1 | 60 |
1994 |
HUN | B32 Sicilian |
| 13. V Beim vs B Lengyel |
| 1-0 | 41 |
1994 |
Budapest FS04 GM | A00 Uncommon Opening |
| 14. Y Zimmerman vs B Lengyel |
| 1-0 | 55 |
1999 |
Budapest First Saturday IM04 A, HUN | D35 Queen's Gambit Declined |
| 15. B Lengyel vs M Bawart |
| 0-1 | 54 |
1999 |
Budapest First Saturday IM04 A, HUN | B32 Sicilian |
| 16. M Klicnar vs B Lengyel |
| 1-0 | 53 |
1999 |
Budapest First Saturday IM04 A, HUN | C98 Ruy Lopez, Closed, Chigorin |
| 17. B Lengyel vs H Ganaus |
| 0-1 | 47 |
1999 |
Budapest First Saturday IM04 A, HUN | C17 French, Winawer, Advance |
| 18. B Lengyel vs O Katsuhara |
| 0-1 | 33 |
2005 |
FSIM June | B84 Sicilian, Scheveningen |
| 19. Ngoc Truongson Nguyen vs B Lengyel |
| 1-0 | 37 |
2005 |
21st Budapest Spring Festival | D22 Queen's Gambit Accepted |
| 20. Caruana vs B Lengyel |
| 1-0 | 47 |
2005 |
FSIM June | C24 Bishop's Opening |
| 21. A Erdei vs B Lengyel |
| 1-0 | 54 |
2005 |
FSIMB October | C53 Giuoco Piano |
| 22. L Sanchez vs B Lengyel |
| 1-0 | 40 |
2006 |
FSIMA February | C58 Two Knights |
| 23. R Shanmugam vs B Lengyel |
| 1-0 | 36 |
2006 |
First Saturday July | C98 Ruy Lopez, Closed, Chigorin |
| 24. C Richter vs B Lengyel |
| 1-0 | 86 |
2006 |
First Saturday September | D22 Queen's Gambit Accepted |
| 25. D Arngrimsson vs B Lengyel |
| 1-0 | 25 |
2006 |
First Saturday July | C55 Two Knights Defense |
