| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Leskovar vs Garcia |
 | 1-0 | 35 |
1973 |
Mar del Plata | B93 Sicilian, Najdorf, 6.f4 |
| 2. M Leskovar vs J Hase |
| ½-½ | 27 |
1973 |
Santa Fe | B93 Sicilian, Najdorf, 6.f4 |
| 3. M Leskovar vs Quinteros |
| 0-1 | 42 |
1980 |
Quilmes | B93 Sicilian, Najdorf, 6.f4 |
| 4. M Leskovar vs P Etchegaray |
| 1-0 | 44 |
1990 |
Ermua | B30 Sicilian |
| 5. M Leskovar vs Topalov |
| 0-1 | 41 |
1992 |
Zaragoza | A01 Nimzovich-Larsen Attack |
| 6. Topalov vs M Leskovar |
 | 1-0 | 23 |
1992 |
It (open) | B07 Pirc |
| 7. M Leskovar vs G Milos |
| 0-1 | 33 |
1996 |
It (open) | A07 King's Indian Attack |
| 8. J Rosito vs M Leskovar |
| 1-0 | 37 |
1998 |
Mar del Plata op-29 Mar del Pl, Mar del | C41 Philidor Defense |
| 9. M Leskovar vs F Braga |
| 0-1 | 34 |
1998 |
10s, Mar del Plata op-29 ARG | B01 Scandinavian |
| 10. G Milos vs M Leskovar |
| 1-0 | 28 |
1999 |
XXX Mar del Plata International | C41 Philidor Defense |
| 11. M Leskovar vs Smirin |
| 0-1 | 45 |
2000 |
Oz.com qual blitz | B09 Pirc, Austrian Attack |
| 12. M Leskovar vs Kurajica |
| 0-1 | 23 |
2001 |
IV Open | B30 Sicilian |
| 13. D Marin Garcia vs M Leskovar |
| 0-1 | 53 |
2001 |
IV Open | A40 Queen's Pawn Game |
| 14. B Latzke vs M Leskovar |
| 0-1 | 26 |
2001 |
IV Open | A42 Modern Defense, Averbakh System |
| 15. M Leskovar vs J A Simon Montesinos |
 | 1-0 | 53 |
2001 |
IV Open | B93 Sicilian, Najdorf, 6.f4 |
| 16. M Leskovar vs E Rodriguez Guerrero |
| ½-½ | 90 |
2001 |
IV Open | A00 Uncommon Opening |
| 17. F Munoz Moreno vs M Leskovar |
| ½-½ | 48 |
2001 |
IV Open | A10 English |
| 18. M Ripari vs M Leskovar |
| 0-1 | 38 |
2001 |
IV Open | C41 Philidor Defense |
| 19. M Leskovar vs O Korneev |
| ½-½ | 64 |
2001 |
IV Open | C77 Ruy Lopez |
| 20. M Leskovar vs Granda-Zuniga |
| ½-½ | 29 |
2005 |
Berman Hillman Tournament | B06 Robatsch |
| 21. G Timoshchenko vs M Leskovar |
| 1-0 | 26 |
2011 |
21st World Seniors Championship | A60 Benoni Defense |
| 22. M Leskovar vs L Benson |
| 1-0 | 34 |
2011 |
21st World Seniors Championship | D35 Queen's Gambit Declined |
| 23. M Acosta vs M Leskovar |
| 0-1 | 39 |
2011 |
21st World Seniors Championship | B06 Robatsch |
| 24. M Leskovar vs K Hulak |
| 1-0 | 22 |
2011 |
21st World Seniors Championship | B40 Sicilian |
| 25. M Leskovar vs A Kuindzhy |
| 0-1 | 24 |
2011 |
21st World Seniors Championship | E30 Nimzo-Indian, Leningrad |