| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. T Olafsson vs H Danielsen |
| 0-1 | 37 |
2005 |
Politiken Cup | B07 Pirc |
| 2. D Benke vs T Olafsson |
| 0-1 | 40 |
2006 |
European Club Cup | C99 Ruy Lopez, Closed, Chigorin, 12...cd |
| 3. L Deglmann vs T Olafsson |
| ½-½ | 41 |
2006 |
European Club Cup | A00 Uncommon Opening |
| 4. B Brinck-Claussen vs T Olafsson |
| ½-½ | 5 |
2006 |
European Club Cup | C78 Ruy Lopez |
| 5. T Olafsson vs S Rocha |
| 0-1 | 63 |
2006 |
XXII Reykjavik Open | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 6. T Olafsson vs A Hoxha |
| 1-0 | 37 |
2006 |
European Club Cup | B90 Sicilian, Najdorf |
| 7. D Kjartansson vs T Olafsson |
| 1-0 | 25 |
2006 |
XXII Open | A00 Uncommon Opening |
| 8. D Mehaj vs T Olafsson |
| 1-0 | 45 |
2006 |
European Club Cup | C91 Ruy Lopez, Closed |
| 9. K Trygstad vs T Olafsson |
| 1-0 | 41 |
2006 |
European Club Cup | C90 Ruy Lopez, Closed |
| 10. T Olafsson vs N Ondersteijn |
| 1-0 | 56 |
2006 |
European Club Cup | B35 Sicilian, Accelerated Fianchetto, Modern Variation with Bc4 |
| 11. S Kristjansson vs T Olafsson |
| 1-0 | 36 |
2009 |
Reykjavik Open | A45 Queen's Pawn Game |
| 12. V Vigfusson vs T Olafsson |
| 0-1 | 26 |
2009 |
Reykjavik Open | A16 English |
| 13. T Olafsson vs V Eiriksson |
| 1-0 | 27 |
2009 |
Reykjavik Open | B03 Alekhine's Defense |
| 14. T Olafsson vs M Perunovic |
| 0-1 | 23 |
2009 |
Reykjavik Open | B76 Sicilian, Dragon, Yugoslav Attack |
| 15. M Leon Hoyos vs T Olafsson |
| 1-0 | 44 |
2009 |
Reykjavik Open | B06 Robatsch |
| 16. J Gunnarsson vs T Olafsson |
| ½-½ | 38 |
2009 |
Reykjavik Open | B84 Sicilian, Scheveningen |
| 17. S Bergsson vs T Olafsson |
| 0-1 | 15 |
2009 |
Reykjavik Open | C56 Two Knights |
| 18. T Olafsson vs E K Einarsson |
| 1-0 | 47 |
2009 |
Reykjavik Open | B27 Sicilian |
| 19. T Olafsson vs M Carlhammar |
| 0-1 | 47 |
2009 |
Reykjavik Open | B90 Sicilian, Najdorf |
| 20. T Olafsson vs F Benediktsson |
| 1-0 | 62 |
2010 |
Reykjavik Open | B12 Caro-Kann Defense |
| 21. T Olafsson vs S Bjarnason |
 | 1-0 | 23 |
2010 |
Reykjavik Open | B17 Caro-Kann, Steinitz Variation |
| 22. H Brynjarsson vs T Olafsson |
| ½-½ | 28 |
2010 |
Reykjavik Open | C55 Two Knights Defense |
| 23. O Jonsson vs T Olafsson |
| 0-1 | 44 |
2010 |
Reykjavik Open | E60 King's Indian Defense |
| 24. T Olafsson vs Dreev |
| 0-1 | 38 |
2010 |
Reykjavik Open | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 25. T Olafsson vs E Christensen |
| 0-1 | 52 |
2010 |
Reykjavik Open | B81 Sicilian, Scheveningen, Keres Attack |