| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Larsen vs Spassky |
 | ½-½ | 22 |
1959 |
Moscow | B24 Sicilian, Closed |
| 2. Larsen vs Spassky |
 | 1-0 | 60 |
1964 |
Amsterdam Interzonal | A03 Bird's Opening |
| 3. Larsen vs Spassky |
 | 0-1 | 40 |
1964 |
Beograd | A25 English |
| 4. Spassky vs Larsen |
| ½-½ | 80 |
1966 |
Second Piatigorsky Cup | B64 Sicilian, Richter-Rauzer Attack |
| 5. Larsen vs Spassky |
 | 0-1 | 43 |
1966 |
Second Piatigorsky Cup | D25 Queen's Gambit Accepted |
| 6. Spassky vs Larsen |
| 1-0 | 37 |
1967 |
Beverwijk | D86 Grunfeld, Exchange |
| 7. Larsen vs Spassky |
| ½-½ | 50 |
1967 |
Winnipeg | A15 English |
| 8. Larsen vs Spassky |
| 0-1 | 48 |
1968 |
Spassky-Larsen Candidates Semifinal Match | A25 English |
| 9. Larsen vs Spassky |
| ½-½ | 42 |
1968 |
Spassky-Larsen Candidates Semifinal Match | A25 English |
| 10. Larsen vs Spassky |
 | 0-1 | 36 |
1968 |
Lugano ol Final A | D37 Queen's Gambit Declined |
| 11. Larsen vs Spassky |
| ½-½ | 56 |
1968 |
Spassky-Larsen Candidates Semifinal Match | A21 English |
| 12. Spassky vs Larsen |
 | 1-0 | 39 |
1968 |
Spassky-Larsen Candidates Semifinal Match | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 13. Spassky vs Larsen |
 | 0-1 | 38 |
1968 |
Spassky-Larsen Candidates Semifinal Match | C46 Three Knights |
| 14. Larsen vs Spassky |
| ½-½ | 31 |
1968 |
Spassky-Larsen Candidates Semifinal Match | D59 Queen's Gambit Declined, Tartakower |
| 15. Spassky vs Larsen |
 | 1-0 | 52 |
1968 |
Spassky-Larsen Candidates Semifinal Match | B25 Sicilian, Closed |
| 16. Larsen vs Spassky |
| ½-½ | 15 |
1968 |
Maliorka | D37 Queen's Gambit Declined |
| 17. Spassky vs Larsen |
 | 1-0 | 48 |
1968 |
Spassky-Larsen Candidates Semifinal Match | B25 Sicilian, Closed |
| 18. Spassky vs Larsen |
 | 1-0 | 67 |
1969 |
Palma de Majorca (Spain) | C60 Ruy Lopez |
| 19. Larsen vs Spassky |
| 0-1 | 41 |
1969 |
San Juan | B13 Caro-Kann, Exchange |
| 20. Larsen vs Spassky |
 | 0-1 | 17 |
1970 |
USSR vs. Rest of the World | A01 Nimzovich-Larsen Attack |
| 21. Larsen vs Spassky |
 | ½-½ | 34 |
1970 |
Oegstgeest | A01 Nimzovich-Larsen Attack |
| 22. Spassky vs Larsen |
| ½-½ | 40 |
1970 |
USSR vs. Rest of the World | E30 Nimzo-Indian, Leningrad |
| 23. Spassky vs Larsen |
| ½-½ | 36 |
1970 |
Oegstgeest | A80 Dutch |
| 24. Spassky vs Larsen |
 | 0-1 | 38 |
1970 |
USSR vs. Rest of the World | E12 Queen's Indian |
| 25. Larsen vs Spassky |
 | 0-1 | 24 |
1970 |
Oegstgeest | D27 Queen's Gambit Accepted, Classical |