| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. I Caspi vs H Gardarsson |
| 1-0 | 27 | 2009 | Reykjavik Open | B10 Caro-Kann |
| 2. H Gardarsson vs L Ptacnikova |
| 0-1 | 67 | 2009 | Reykjavik Open | E04 Catalan, Open, 5.Nf3 |
| 3. S Helgadottir vs H Gardarsson |
| 1-0 | 53 | 2009 | Reykjavik Open | D18 Queen's Gambit Declined Slav, Dutch |
| 4. H Gardarsson vs M Karlsson |
| ½-½ | 41 | 2009 | Reykjavik Open | A38 English, Symmetrical |
| 5. S Ingason vs H Gardarsson |
| ½-½ | 30 | 2009 | Reykjavik Open | D04 Queen's Pawn Game |
| 6. H Gardarsson vs S Palsson |
| 1-0 | 27 | 2009 | Reykjavik Open | E61 King's Indian |
| 7. K Eliasson vs H Gardarsson |
| 1-0 | 38 | 2009 | Reykjavik Open | B10 Caro-Kann |
| 8. H Gardarsson vs N Sverrisson |
| ½-½ | 29 | 2009 | Reykjavik Open | B23 Sicilian, Closed |
| 9. H Gardarsson vs D Fridgeirsson |
| 0-1 | 47 | 2009 | Reykjavik Open | D43 Queen's Gambit Declined Semi-Slav |
| 10. H Gardarsson vs G Kjartansson |
 | 0-1 | 68 | 2010 | Reykjavik Open | E06 Catalan, Closed, 5.Nf3 |
| 11. S Bjarnason vs H Gardarsson |
| 1-0 | 39 | 2010 | Reykjavik Open | B13 Caro-Kann, Exchange |
| 12. E Brynjarsson vs H Gardarsson |
| ½-½ | 43 | 2010 | Reykjavik Open | B13 Caro-Kann, Exchange |
| 13. H Gardarsson vs P Andrason |
| 1-0 | 79 | 2010 | Reykjavik Open | D43 Queen's Gambit Declined Semi-Slav |
| 14. C Andersson vs H Gardarsson |
| ½-½ | 61 | 2010 | Reykjavik Open | B17 Caro-Kann, Steinitz Variation |
| 15. D Omarsson vs H Gardarsson |
| 1-0 | 31 | 2010 | Reykjavik Open | B10 Caro-Kann |
| 16. H Gardarsson vs F de Andres Gonalons |
| 0-1 | 46 | 2010 | Reykjavik Open | D32 Queen's Gambit Declined, Tarrasch |
| 17. H Gardarsson vs J Johannsdottir |
| 0-1 | 42 | 2010 | Reykjavik Open | D43 Queen's Gambit Declined Semi-Slav |
| 18. S Palsson vs H Gardarsson |
| ½-½ | 23 | 2010 | Reykjavik Open | D35 Queen's Gambit Declined |
| 19. B Thorfinnsson vs H Gardarsson |
| 1-0 | 44 | 2011 | Reykjavik Open | A06 Reti Opening |
| 20. H Gardarsson vs S Bergsson |
| 0-1 | 66 | 2011 | Reykjavik Open | E10 Queen's Pawn Game |
| 21. K Johannesson vs H Gardarsson |
| 1-0 | 32 | 2011 | Reykjavik Open | E12 Queen's Indian |
| 22. D Ragnarsson vs H Gardarsson |
| 0-1 | 32 | 2011 | Reykjavik Open | A11 English, Caro-Kann Defensive System |
| 23. H Gardarsson vs I Vignisson |
| 1-0 | 68 | 2011 | Reykjavik Open | E15 Queen's Indian |
| 24. F Braig vs H Gardarsson |
| 1-0 | 45 | 2011 | Reykjavik Open | B10 Caro-Kann |
| 25. H Gardarsson vs P Larusson |
| 0-1 | 35 | 2011 | Reykjavik Open | E15 Queen's Indian |
Kibitzing
