| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A Kashlinskaya vs J K Thorgeirsson |
| 1-0 | 21 | 2013 | Reykjavik Open | D94 Grunfeld |
| 2. J K Thorgeirsson vs G Thorsteinsdottir |
| 0-1 | 44 | 2013 | Reykjavik Open | B28 Sicilian, O'Kelly Variation |
| 3. S Palsdottir vs J K Thorgeirsson |
| 0-1 | 18 | 2013 | Reykjavik Open | C53 Giuoco Piano |
| 4. J K Thorgeirsson vs T Heerde |
| 0-1 | 50 | 2013 | Reykjavik Open | B01 Scandinavian |
| 5. A S Hilmarsson vs J K Thorgeirsson |
| 0-1 | 25 | 2013 | Reykjavik Open | C32 King's Gambit Declined, Falkbeer Counter Gambit |
| 6. J K Thorgeirsson vs L Haraldsson |
| 1-0 | 34 | 2013 | Reykjavik Open | C40 King's Knight Opening |
| 7. J K Thorgeirsson vs D Doell |
| 1-0 | 33 | 2013 | Reykjavik Open | B92 Sicilian, Najdorf, Opocensky Variation |
| 8. Y Wang vs J K Thorgeirsson |
| 1-0 | 35 | 2013 | Reykjavik Open | C65 Ruy Lopez, Berlin Defense |
| 9. J K Thorgeirsson vs M Marentini |
| 1-0 | 43 | 2013 | Reykjavik Open | B41 Sicilian, Kan |
| 10. M Barth Stanford vs J K Thorgeirsson |
| ½-½ | 46 | 2014 | Reykjavik Open | A48 King's Indian |
| 11. J Kristinsson vs J K Thorgeirsson |
| ½-½ | 58 | 2014 | Reykjavik Open | D91 Grunfeld, 5.Bg5 |
| 12. J K Thorgeirsson vs B Petersson |
| 1-0 | 40 | 2014 | Reykjavik Open | B41 Sicilian, Kan |
| 13. J K Thorgeirsson vs Eu Wen Aron Teh |
| ½-½ | 42 | 2014 | Reykjavik Open | C54 Giuoco Piano |
| 14. J K Thorgeirsson vs L Ptacnikova |
| 0-1 | 56 | 2014 | Reykjavik Open | A70 Benoni, Classical with 7.Nf3 |
| 15. A van Weersel vs J K Thorgeirsson |
| 0-1 | 35 | 2014 | Reykjavik Open | B40 Sicilian |
| 16. J K Thorgeirsson vs P Stigar |
| ½-½ | 20 | 2014 | Reykjavik Open | C47 Four Knights |
| 17. S Bjornsson vs J K Thorgeirsson |
| 1-0 | 58 | 2014 | Reykjavik Open | B40 Sicilian |
| 18. J K Thorgeirsson vs F Beltz |
| ½-½ | 42 | 2014 | Reykjavik Open | B84 Sicilian, Scheveningen |
| 19. R Schaefer vs J K Thorgeirsson |
| ½-½ | 18 | 2014 | Reykjavik Open | D85 Grunfeld |
| 20. J K Thorgeirsson vs Cecile Paillat |
| 1-0 | 17 | 2015 | Reykjavik Open | D30 Queen's Gambit Declined |
| 21. J K Thorgeirsson vs N Georgiadis |
| 0-1 | 41 | 2015 | Reykjavik Open | A57 Benko Gambit |
| 22. R Preotu vs J K Thorgeirsson |
| 0-1 | 36 | 2015 | Reykjavik Open | C65 Ruy Lopez, Berlin Defense |
| 23. S Grover vs J K Thorgeirsson |
| ½-½ | 58 | 2015 | Reykjavik Open | C78 Ruy Lopez |
| 24. J K Thorgeirsson vs V Hamitevici |
| 0-1 | 34 | 2015 | Reykjavik Open | A47 Queen's Indian |
| 25. P Korning vs J K Thorgeirsson |
| 0-1 | 49 | 2015 | Reykjavik Open | C44 King's Pawn Game |
Kibitzing
