| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Chierici vs T Finnbogadottir |
| 1-0 | 35 |
2008 |
EU-ch U18 Girls 18th | B22 Sicilian, Alapin |
| 2. T Finnbogadottir vs M Hug |
| 0-1 | 30 |
2009 |
Reykjavik Open | B07 Pirc |
| 3. T Finnbogadottir vs E Moskow |
| 0-1 | 77 |
2009 |
Reykjavik Open | B22 Sicilian, Alapin |
| 4. B J Kristinsson vs T Finnbogadottir |
| 0-1 | 30 |
2009 |
Reykjavik Open | D48 Queen's Gambit Declined Semi-Slav, Meran |
| 5. T Cross vs T Finnbogadottir |
| 0-1 | 56 |
2009 |
Reykjavik Open | B27 Sicilian |
| 6. T Finnbogadottir vs H Ostling |
| 0-1 | 63 |
2009 |
Reykjavik Open | B06 Robatsch |
| 7. T Finnbogadottir vs B Jonsson |
| ½-½ | 25 |
2009 |
Reykjavik Open | B22 Sicilian, Alapin |
| 8. T Thorsteinsson vs T Finnbogadottir |
| 1-0 | 19 |
2009 |
Reykjavik Open | D11 Queen's Gambit Declined Slav |
| 9. K Gudmundsson vs T Finnbogadottir |
| ½-½ | 67 |
2009 |
Reykjavik Open | A07 King's Indian Attack |
| 10. H S Gretarsson vs T Finnbogadottir |
| 1-0 | 32 |
2010 |
Reykjavik Open | A13 English |
| 11. J Majdan-Gajewska vs T Finnbogadottir |
| 1-0 | 51 |
2010 |
Chess Olympiad (Women) | B27 Sicilian |
| 12. S Johnsen vs T Finnbogadottir |
| 1-0 | 41 |
2010 |
Reykjavik Open | A34 English, Symmetrical |
| 13. R Pasku vs T Finnbogadottir |
| 1-0 | 51 |
2010 |
Chess Olympiad (Women) | D52 Queen's Gambit Declined |
| 14. S Helgadottir vs T Finnbogadottir |
 | 0-1 | 12 |
2010 |
Reykjavik Open | D47 Queen's Gambit Declined Semi-Slav |
| 15. T Finnbogadottir vs S Unnarsson |
| ½-½ | 29 |
2010 |
Reykjavik Open | B01 Scandinavian |
| 16. T Finnbogadottir vs S Hegarty |
| 0-1 | 43 |
2010 |
Chess Olympiad (Women) | B22 Sicilian, Alapin |
| 17. T Finnbogadottir vs G K Lee |
 | 0-1 | 69 |
2010 |
Reykjavik Open | B22 Sicilian, Alapin |
| 18. M Yurenok vs T Finnbogadottir |
| ½-½ | 49 |
2010 |
Reykjavik Open | D43 Queen's Gambit Declined Semi-Slav |
| 19. T Finnbogadottir vs J M Ameen Jwan |
| 1-0 | 19 |
2010 |
Chess Olympiad (Women) | C55 Two Knights Defense |
| 20. A Antonsson vs T Finnbogadottir |
| 1-0 | 32 |
2010 |
Reykjavik Open | D11 Queen's Gambit Declined Slav |
| 21. A Smith vs T Finnbogadottir |
| 0-1 | 43 |
2010 |
Chess Olympiad (Women) | D43 Queen's Gambit Declined Semi-Slav |
| 22. T Finnbogadottir vs T Bjornsson |
| 0-1 | 30 |
2010 |
Reykjavik Open | B22 Sicilian, Alapin |
| 23. N Benson vs T Finnbogadottir |
| 0-1 | 37 |
2010 |
Chess Olympiad (Women) | D05 Queen's Pawn Game |
| 24. T Finnbogadottir vs J Johannsdottir |
| 0-1 | 51 |
2010 |
Reykjavik Open | B22 Sicilian, Alapin |
| 25. T Finnbogadottir vs B Ankhchimeg |
| 0-1 | 35 |
2010 |
Chess Olympiad (Women) | B22 Sicilian, Alapin |