| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Szabo vs F Olafsson |
 | 0-1 | 23 |
1957 |
Dallas | D71 Neo-Grunfeld |
| 2. Reshevsky vs F Olafsson |
| 1-0 | 61 |
1957 |
Dallas | D76 Neo-Grunfeld, 6.cd Nxd5, 7.O-O Nb6 |
| 3. Gligoric vs F Olafsson |
| ½-½ | 21 |
1961 |
Bled | D91 Grunfeld, 5.Bg5 |
| 4. Najdorf vs F Olafsson |
| 1-0 | 41 |
1961 |
Bled | D71 Neo-Grunfeld |
| 5. Korchnoi vs F Olafsson |
| 1-0 | 37 |
1962 |
Stockholm izt | D71 Neo-Grunfeld |
| 6. Keres vs F Olafsson |
| 1-0 | 52 |
1963 |
Los Angeles (26.07.63) | D81 Grunfeld, Russian Variation |
| 7. Gligoric vs F Olafsson |
| 0-1 | 100 |
1963 |
Piatigorsky Cup 1st | D75 Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.dxc5 |
| 8. L Lengyel vs F Olafsson |
| ½-½ | 47 |
1971 |
Wijk aan Zee Hoogovens A, NED | D71 Neo-Grunfeld |
| 9. C B Van den Berg vs F Olafsson |
| 0-1 | 35 |
1971 |
Wijk aan Zee Hoogovens A, NED | D71 Neo-Grunfeld |
| 10. Szabo vs F Olafsson |
| ½-½ | 32 |
1976 |
Amsterdam IBM | D88 Grunfeld, Spassky Variation, Main line, 10...cd, 11.cd |
| 11. Smejkal vs F Olafsson |
| ½-½ | 19 |
1976 |
Hoogovens | D73 Neo-Grunfeld, 5.Nf3 |
| 12. V Tukmakov vs F Olafsson |
| ½-½ | 28 |
1978 |
Las Palmas | D73 Neo-Grunfeld, 5.Nf3 |
| 13. L Schandorff vs F Olafsson |
| 1-0 | 28 |
2001 |
Jonsson Mem Open | D85 Grunfeld |
