| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. F Olafsson vs E Reichel |
| 1-0 | 39 |
1953 |
Copenhagen | B93 Sicilian, Najdorf, 6.f4 |
| 2. F Olafsson vs Bronstein |
| 0-1 | 34 |
1953 |
Hastings | B93 Sicilian, Najdorf, 6.f4 |
| 3. F Olafsson vs G Palmason |
| 1-0 | 34 |
1954 |
Prague | B93 Sicilian, Najdorf, 6.f4 |
| 4. F Olafsson vs Najdorf |
| 0-1 | 35 |
1954 |
Amsterdam | B92 Sicilian, Najdorf, Opocensky Variation |
| 5. F Olafsson vs Szabo |
| ½-½ | 72 |
1954 |
Amsterdam olm f | B91 Sicilian, Najdorf, Zagreb (Fianchetto) Variation |
| 6. F Olafsson vs Larsen |
| 1-0 | 31 |
1956 |
Reykjavik m | B90 Sicilian, Najdorf |
| 7. F Olafsson vs Larsen |
 | 0-1 | 40 |
1956 |
Reykjavik m | B95 Sicilian, Najdorf, 6...e6 |
| 8. F Olafsson vs Aronin |
| ½-½ | 30 |
1959 |
Moscow | B93 Sicilian, Najdorf, 6.f4 |
| 9. F Olafsson vs Fischer |
| 1-0 | 45 |
1959 |
Yugoslavia ct | B90 Sicilian, Najdorf |
| 10. F Olafsson vs Larry Evans |
| ½-½ | 41 |
1960 |
Buenos Aires | B94 Sicilian, Najdorf |
| 11. F Olafsson vs Reshevsky |
| ½-½ | 19 |
1960 |
Buenos Aires | B96 Sicilian, Najdorf |
| 12. F Olafsson vs O Gadia |
| 1-0 | 51 |
1960 |
Mar del Plata | B99 Sicilian, Najdorf, 7...Be7 Main line |
| 13. F Olafsson vs M Aaron |
| 1-0 | 20 |
1962 |
Stockholm izt | B92 Sicilian, Najdorf, Opocensky Variation |
| 14. F Olafsson vs M Bertok |
| 1-0 | 43 |
1962 |
Stockholm izt | B93 Sicilian, Najdorf, 6.f4 |
| 15. F Olafsson vs S Schweber |
| 1-0 | 40 |
1962 |
Stockholm izt | B93 Sicilian, Najdorf, 6.f4 |
| 16. F Olafsson vs Gligoric |
| ½-½ | 32 |
1963 |
Piatigorsky Cup 1st | B93 Sicilian, Najdorf, 6.f4 |
| 17. F Olafsson vs Quinteros |
| 0-1 | 51 |
1974 |
Lanzarote (Spain) | B92 Sicilian, Najdorf, Opocensky Variation |
| 18. F Olafsson vs Polugaevsky |
| ½-½ | 29 |
1978 |
Reykjavik | B96 Sicilian, Najdorf |
