| Mehta, Hursh2000 | 1-0 | Grettisson, Arnar Breki1808 | Reykjavik Open 2026 | 2026 |
| Grettisson, Arnar Breki1808 | 1-0 | Erlendsson Weinert, Robin Peter1442 | Reykjavik Open 2026 | 2026 |
| Dalhouse, Justin1989 | 1-0 | Grettisson, Arnar Breki1808 | Reykjavik Open 2026 | 2026 |
| Grettisson, Arnar Breki1808 | 0-1 | Lyutsinger, Iren2182 | Reykjavik Open 2026 | 2026 |
| Digernes, Magnus2047 | 0-1 | Grettisson, Arnar Breki1808 | Reykjavik Open 2026 | 2026 |
| Grettisson, Arnar Breki1808 | 0-1 | Rutkowski, Feliks2103 | Reykjavik Open 2026 | 2026 |
| Grettisson, Arnar Breki1808 | 0-1 | Jagic, Jakov2038 | Reykjavik Open 2026 | 2026 |
| Kadovic, Tamara1602 | 0-1 | Grettisson, Arnar Breki1808 | Reykjavik Open 2026 | 2026 |
| Creve, Roeland1524 | 0-1 | Grettisson, Arnar Breki1808 | Reykjavik Open 2026 | 2026 |
| Doran, C1957 | 1-0 | Grettisson, Arnar Breki1794 | Reykjavik Open 2025 | 2025 |
| Grettisson, Arnar Breki1794 | 1-0 | Soderberg, Kevin1944 | Reykjavik Open 2025 | 2025 |
| Wiesebach, W1971 | ½-½ | Grettisson, Arnar Breki1794 | Reykjavik Open 2025 | 2025 |
| Grettisson, Arnar Breki1794 | 0-1 | Pisan, Kai2020 | Reykjavik Open 2025 | 2025 |
| Schwarz, David2028 | 1-0 | Grettisson, Arnar Breki1794 | Reykjavik Open 2025 | 2025 |
| Grettisson, Arnar Breki1794 | ½-½ | Alquist, E2024 | Reykjavik Open 2025 | 2025 |