| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. F Kuijpers vs Spiridonov |
| ½-½ | 40 |
1961 |
WchT U26 08th | A47 Queen's Indian |
| 2. D Byrne vs Spiridonov |
| 0-1 | 55 |
1964 |
Tel Aviv ol (Men) fin-A | A10 English |
| 3. Spiridonov vs M Basman |
| 1-0 | 53 |
1966 |
Orebro Stud olm fA | A12 English with b3 |
| 4. Spiridonov vs S Bouaziz |
| 1-0 | 26 |
1966 |
Orebro Stud olm prelim5 | A05 Reti Opening |
| 5. Spiridonov vs C Zuidema |
| 1-0 | 21 |
1966 |
Orebro Stud olm fA | A20 English |
| 6. Hort vs Spiridonov |
 | 1-0 | 39 |
1966 |
Orebro Stud olm fA | B18 Caro-Kann, Classical |
| 7. R Wostyn vs Spiridonov |
| 0-1 | 39 |
1966 |
Orebro Stud olm prelim5 | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 8. Savon vs Spiridonov |
| ½-½ | 43 |
1966 |
Orebro Stud olm fA | A39 English, Symmetrical, Main line with d4 |
| 9. Spiridonov vs Gheorghiu |
| ½-½ | 27 |
1966 |
Orebro Stud olm fA | A04 Reti Opening |
| 10. B Brinck-Claussen vs Spiridonov |
| ½-½ | 31 |
1966 |
Orebro Stud olm fA | A56 Benoni Defense |
| 11. Spiridonov vs A Hennings |
| 1-0 | 36 |
1966 |
Orebro Stud olm fA | A07 King's Indian Attack |
| 12. Spiridonov vs H Westerinen |
 | 1-0 | 50 |
1966 |
Orebro Stud olm fA | A15 English |
| 13. Spiridonov vs Kurajica |
| ½-½ | 21 |
1966 |
Orebro Stud olm fA | A07 King's Indian Attack |
| 14. I Polgar vs Spiridonov |
| 0-1 | 38 |
1966 |
Orebro Stud olm fA | A42 Modern Defense, Averbakh System |
| 15. B Brinck-Claussen vs Spiridonov |
| 0-1 | 32 |
1966 |
Orebro Stud olm prelim5 | D82 Grunfeld, 4.Bf4 |
| 16. Y Stepak vs Spiridonov |
 | 1-0 | 39 |
1966 |
Orebro Stud olm fA | B10 Caro-Kann |
| 17. Spiridonov vs Sliwa |
| 0-1 | 54 |
1967 |
DSV-Turnier | A04 Reti Opening |
| 18. Spiridonov vs J Kozma |
| ½-½ | 60 |
1967 |
DSV-Turnier | A07 King's Indian Attack |
| 19. V Tukmakov vs Spiridonov |
| ½-½ | 19 |
1967 |
DSV-Turnier | D10 Queen's Gambit Declined Slav |
| 20. Gulko vs Spiridonov |
 | 1-0 | 35 |
1967 |
Sofia | D86 Grunfeld, Exchange |
| 21. M Bobotsov vs Spiridonov |
| ½-½ | 24 |
1968 |
Varna | A50 Queen's Pawn Game |
| 22. Spiridonov vs Minev |
| ½-½ | 33 |
1968 |
Varna | A07 King's Indian Attack |
| 23. Spiridonov vs Dzindzichashvili |
| 0-1 | 39 |
1969 |
Tbilisi (Georgia) | A23 English, Bremen System, Keres Variation |
| 24. Jansa vs Spiridonov |
| 0-1 | 33 |
1969 |
Athen | B14 Caro-Kann, Panov-Botvinnik Attack |
| 25. Spiridonov vs R Nicevski |
| 1-0 | 43 |
1969 |
Athens zt | E73 King's Indian |