| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1751. H Stefansson vs D Ragnarsson |
| ½-½ | 61 | 2024 | Reykjavik Open | C11 French |
| 1752. O Naranjo Gonzalez vs H Stefansson |
| 0-1 | 45 | 2024 | Budapest Olympiad | B23 Sicilian, Closed |
| 1753. A Erigaisi vs H Stefansson |
  | 1-0 | 38 | 2024 | Budapest Olympiad | D02 Queen's Pawn Game |
| 1754. P D Mulenga vs H Stefansson |
| 0-1 | 55 | 2024 | Budapest Olympiad | A50 Queen's Pawn Game |
| 1755. H Stefansson vs M Petrov |
| ½-½ | 40 | 2024 | Budapest Olympiad | B90 Sicilian, Najdorf |
| 1756. T Nabaty vs H Stefansson |
| 1-0 | 42 | 2024 | Budapest Olympiad | E10 Queen's Pawn Game |
| 1757. A Hommadov vs H Stefansson |
| 0-1 | 24 | 2024 | Budapest Olympiad | C78 Ruy Lopez |
| 1758. Q Cabralis vs H Stefansson |
| 0-1 | 30 | 2024 | Budapest Olympiad | B12 Caro-Kann Defense |
| 1759. M Aoshima vs H Stefansson |
| 0-1 | 49 | 2024 | Budapest Olympiad | D37 Queen's Gambit Declined |
| 1760. Mohamed Ben Ammar vs H Stefansson |
| 0-1 | 81 | 2024 | Budapest Olympiad | A47 Queen's Indian |
| 1761. H Stefansson vs M Marie |
| 1-0 | 32 | 2024 | European Championship | B12 Caro-Kann Defense |
| 1762. Vitiugov vs H Stefansson |
| 1-0 | 32 | 2024 | European Championship | C77 Ruy Lopez |
| 1763. H Stefansson vs J Mouhamad |
| ½-½ | 102 | 2024 | European Championship | B45 Sicilian, Taimanov |
| 1764. B Yarar vs H Stefansson |
| 1-0 | 44 | 2024 | European Championship | C45 Scotch Game |
| 1765. H Stefansson vs A Kubicka |
| ½-½ | 43 | 2024 | European Championship | E21 Nimzo-Indian, Three Knights |
| 1766. V Garsky vs H Stefansson |
| 0-1 | 70 | 2024 | European Championship | B69 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 11.Bxf6 |
| 1767. M Lavrencic vs H Stefansson |
| 1-0 | 77 | 2024 | European Championship | C78 Ruy Lopez |
| 1768. I Ergazakis vs H Stefansson |
| ½-½ | 27 | 2024 | European Championship | B89 Sicilian |
| 1769. H Stefansson vs E Noy |
| ½-½ | 59 | 2024 | European Championship | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 1770. H Stefansson vs Z Patel |
| 1-0 | 37 | 2025 | Reykjavik Open | A15 English |
| 1771. H Stefansson vs J Friedel |
| 1-0 | 37 | 2025 | Reykjavik Open | B12 Caro-Kann Defense |
| 1772. E Amar vs H Stefansson |
| 1-0 | 42 | 2025 | Reykjavik Open | B42 Sicilian, Kan |
| 1773. H Stefansson vs M Ornolfsson |
| 1-0 | 42 | 2025 | Reykjavik Open | A28 English |
| 1774. J M Frayna vs H Stefansson |
| 0-1 | 39 | 2025 | Reykjavik Open | B23 Sicilian, Closed |
| 1775. H Stefansson vs D Kadric |
| 0-1 | 38 | 2025 | Reykjavik Open | C41 Philidor Defense |
Kibitzing
