| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. H Gardarsson vs B Steinthorsson |
| 1-0 | 33 | 2019 | Reykjavik Open | D43 Queen's Gambit Declined Semi-Slav |
| 52. H Gardarsson vs G E Gudmundsson |
| 0-1 | 28 | 2022 | Kvika Reykjavik Open | E00 Queen's Pawn Game |
| 53. D Aziz vs H Gardarsson |
| 0-1 | 43 | 2022 | Kvika Reykjavik Open | B06 Robatsch |
| 54. H Gardarsson vs P Olesen |
| 0-1 | 44 | 2022 | Kvika Reykjavik Open | A07 King's Indian Attack |
| 55. T Chapman vs H Gardarsson |
| 1-0 | 39 | 2022 | Kvika Reykjavik Open | A42 Modern Defense, Averbakh System |
| 56. H Gardarsson vs M O Johannsson |
| 0-1 | 42 | 2022 | Kvika Reykjavik Open | A47 Queen's Indian |
| 57. H Gardarsson vs S Schrodt |
| 0-1 | 47 | 2023 | Reykjavik Open | E10 Queen's Pawn Game |
Kibitzing
