| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. H Lambert vs F Olafsson |
| 1-0 | 35 |
1952 |
Helsinki ol (Men) | C77 Ruy Lopez |
| 2. K Darga vs F Olafsson |
| 1-0 | 53 |
1953 |
Wch U20 final-A | C90 Ruy Lopez, Closed |
| 3. Teschner vs F Olafsson |
| 0-1 | 36 |
1953 |
Hastings | C84 Ruy Lopez, Closed |
| 4. Szabo vs F Olafsson |
| ½-½ | 23 |
1956 |
Hastings 56/57 | C86 Ruy Lopez, Worrall Attack |
| 5. Szabo vs F Olafsson |
| ½-½ | 18 |
1957 |
Wageningen zt | C86 Ruy Lopez, Worrall Attack |
| 6. Gligoric vs F Olafsson |
 | 0-1 | 41 |
1958 |
Portoroz izt | C76 Ruy Lopez, Modern Steinitz Defense, Fianchetto Variation |
| 7. Spassky vs F Olafsson |
| 1-0 | 40 |
1959 |
Moscow | C96 Ruy Lopez, Closed |
| 8. Tal vs F Olafsson |
| 1-0 | 42 |
1959 |
Bled ct | C92 Ruy Lopez, Closed |
| 9. Fischer vs F Olafsson |
| 1-0 | 78 |
1959 |
Yugoslavia ct | C75 Ruy Lopez, Modern Steinitz Defense |
| 10. Gligoric vs F Olafsson |
| 1-0 | 51 |
1959 |
Belgrade ct YUG | C92 Ruy Lopez, Closed |
| 11. Gligoric vs F Olafsson |
| 1-0 | 93 |
1962 |
Stockholm izt | C92 Ruy Lopez, Closed |
| 12. Fischer vs F Olafsson |
| 1-0 | 37 |
1966 |
Havana ol final | C83 Ruy Lopez, Open |
| 13. Geller vs F Olafsson |
| 1-0 | 58 |
1969 |
Wijk aan Zee | C65 Ruy Lopez, Berlin Defense |
| 14. V Tukmakov vs F Olafsson |
| 0-1 | 42 |
1972 |
Reykjavik | C79 Ruy Lopez, Steinitz Defense Deferred |
| 15. Browne vs F Olafsson |
| 0-1 | 30 |
1974 |
Las Palmas (Spain) | C71 Ruy Lopez |
| 16. Mecking vs F Olafsson |
| ½-½ | 15 |
1975 |
Las Palmas Ruy Lopez mem | C92 Ruy Lopez, Closed |
| 17. Kavalek vs F Olafsson |
| ½-½ | 24 |
1975 |
Teesside | C72 Ruy Lopez, Modern Steinitz Defense, 5.O-O |
| 18. G Sigurjonsson vs F Olafsson |
| ½-½ | 19 |
1976 |
Amsterdam IBM I | C97 Ruy Lopez, Closed, Chigorin |
| 19. E Torre vs F Olafsson |
| 1-0 | 28 |
1979 |
Asian Grandmasters Circuit | C77 Ruy Lopez |
| 20. Van der Wiel vs F Olafsson |
| 1-0 | 41 |
1983 |
Wijk aan Zee | C91 Ruy Lopez, Closed |
| 21. R Byrne vs F Olafsson |
| 1-0 | 31 |
1984 |
Reykjavik op | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
