| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Larsen vs E Pedersen |
| ½-½ | 46 |
1952 |
Aabybro m | B54 Sicilian |
| 2. Larsen vs H Heikkila |
| 1-0 | 40 |
1953 |
Wch U20 qual-B | B31 Sicilian, Rossolimo Variation |
| 3. Larsen vs M Mallofre |
 | 1-0 | 48 |
1953 |
Wch U20 qual-B | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 4. Larsen vs Ivkov |
| ½-½ | 24 |
1953 |
Wch U20 final-A | B58 Sicilian |
| 5. Larsen vs D Keller |
| 1-0 | 41 |
1953 |
Wch U20 final-A | B56 Sicilian |
| 6. Larsen vs D Soboticanec |
 | 1-0 | 25 |
1955 |
Zagreb-B | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 7. Larsen vs Gligoric |
 | 1-0 | 47 |
1956 |
Moscow ol (Men) fin-A | B92 Sicilian, Najdorf, Opocensky Variation |
| 8. Larsen vs E Pedersen |
| 1-0 | 37 |
1956 |
Copenhagen | B92 Sicilian, Najdorf, Opocensky Variation |
| 9. Larsen vs Botvinnik |
 | ½-½ | 39 |
1956 |
Moscow ol final | B63 Sicilian, Richter-Rauzer Attack |
| 10. Larsen vs Panno |
| 0-1 | 30 |
1958 |
Mar del Plata | B68 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 9...Be7 |
| 11. Larsen vs Spassky |
 | ½-½ | 22 |
1959 |
Moscow | B24 Sicilian, Closed |
| 12. Larsen vs Taimanov |
| ½-½ | 20 |
1961 |
Dortmund | B44 Sicilian |
| 13. Larsen vs Udovcic |
| 1-0 | 55 |
1961 |
Dortmund | B40 Sicilian |
| 14. Larsen vs Bronstein |
 | 1-0 | 61 |
1962 |
Moscow (Russia) | B51 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 15. Larsen vs H Westerinen |
| 1-0 | 43 |
1963 |
Halle | B57 Sicilian |
| 16. Larsen vs O Jakobsen |
| 1-0 | 26 |
1964 |
DEN-ch | B21 Sicilian, 2.f4 and 2.d4 |
| 17. Larsen vs Tal |
| ½-½ | 31 |
1964 |
Amsterdam izt | B21 Sicilian, 2.f4 and 2.d4 |
| 18. Larsen vs Ivkov |
| 0-1 | 73 |
1964 |
Amsterdam | B42 Sicilian, Kan |
| 19. Larsen vs J H Donner |
| ½-½ | 48 |
1964 |
IBM | B40 Sicilian |
| 20. Larsen vs Tringov |
| ½-½ | 57 |
1964 |
Amsterdam izt | B50 Sicilian |
| 21. Larsen vs B Brinck-Claussen |
 | 1-0 | 17 |
1964 |
DEN-ch | B21 Sicilian, 2.f4 and 2.d4 |
| 22. Larsen vs Larry Evans |
| ½-½ | 41 |
1964 |
Amsterdam izt | B21 Sicilian, 2.f4 and 2.d4 |
| 23. Larsen vs B Andersen |
 | 1-0 | 21 |
1964 |
DEN-ch | B21 Sicilian, 2.f4 and 2.d4 |
| 24. Larsen vs F J Perez |
| 1-0 | 29 |
1964 |
Amsterdam izt | B21 Sicilian, 2.f4 and 2.d4 |
| 25. Larsen vs O Jakobsen |
| 1-0 | 84 |
1965 |
Copenhagen | B21 Sicilian, 2.f4 and 2.d4 |