| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. L Popov vs L Spassov |
| ½-½ | 25 | 1961 | Bulgarian Championship | D10 Queen's Gambit Declined Slav |
| 2. L Spassov vs R Filchev |
| ½-½ | 59 | 1961 | Bulgarian Championship | C76 Ruy Lopez, Modern Steinitz Defense, Fianchetto Variation |
| 3. J Ajanski vs L Spassov |
| 0-1 | 37 | 1961 | Bulgarian Championship | B90 Sicilian, Najdorf |
| 4. N Padevsky vs L Spassov |
| 0-1 | 27 | 1961 | BUL-ch+ | E10 Queen's Pawn Game |
| 5. L Spassov vs I Iliev |
| 1-0 | 36 | 1961 | Bulgarian Championship | B29 Sicilian, Nimzovich-Rubinstein |
| 6. L Spassov vs Z Milev |
| 0-1 | 50 | 1961 | Bulgarian Championship | C83 Ruy Lopez, Open |
| 7. L Spassov vs O Neikirch |
| 1-0 | 41 | 1961 | Bulgarian Championship | B98 Sicilian, Najdorf |
| 8. P Petkov vs L Spassov |
| 0-1 | 64 | 1961 | Bulgarian Championship | B96 Sicilian, Najdorf |
| 9. L Spassov vs V Prahov |
| ½-½ | 41 | 1961 | Bulgarian Championship | C60 Ruy Lopez |
| 10. A Drumev vs L Spassov |
| 0-1 | 41 | 1961 | Bulgarian Championship | A05 Reti Opening |
| 11. L Spassov vs K Krastev |
| 0-1 | 40 | 1961 | Bulgarian Championship | C17 French, Winawer, Advance |
| 12. L Spassov vs T Chipev |
| 0-1 | 23 | 1961 | Bulgarian Championship | C96 Ruy Lopez, Closed |
| 13. K Piskov vs L Spassov |
| ½-½ | 72 | 1961 | Bulgarian Championship | A67 Benoni, Taimanov Variation |
| 14. Z Kadrev vs L Spassov |
| 1-0 | 27 | 1961 | Bulgarian Championship | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 15. D Pantaleev vs L Spassov |
| 1-0 | 59 | 1961 | Bulgarian Championship | E30 Nimzo-Indian, Leningrad |
| 16. L Spassov vs I Radulov |
| 0-1 | 35 | 1961 | Bulgarian Championship | A35 English, Symmetrical |
| 17. L Spassov vs N Minev |
| ½-½ | 44 | 1961 | Bulgarian Championship | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 18. L Spassov vs A Milev |
| 0-1 | 62 | 1961 | Bulgarian Championship | E91 King's Indian |
| 19. I Radulov vs L Spassov |
| 0-1 | 31 | 1965 | Bulgarian Championship | B88 Sicilian, Fischer-Sozin Attack |
| 20. L Spassov vs P Arnaudov |
| 1-0 | 36 | 1965 | Bulgarian Championship | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 21. P Kozarov vs L Spassov |
| ½-½ | 48 | 1965 | Bulgarian Championship | B88 Sicilian, Fischer-Sozin Attack |
| 22. L Spassov vs K Piskov |
| 0-1 | 31 | 1965 | Bulgarian Championship | C41 Philidor Defense |
| 23. I Chaprazov vs L Spassov |
| 1-0 | 40 | 1965 | Bulgarian Championship | B58 Sicilian |
| 24. E Karastoichev vs L Spassov |
| 0-1 | 26 | 1965 | Bulgarian Championship | B28 Sicilian, O'Kelly Variation |
| 25. L Spassov vs S Bohosjan |
| 1-0 | 30 | 1965 | Bulgarian Championship | C82 Ruy Lopez, Open |
Kibitzing
