| 10 jun 2026 | Danielsen, Henrik 2466 | Lacasa Diaz, Josep Anton 2325 | 0-1 | D00 Apertura de Peón de Dama: Accelerated London System, Steinitz Countergambit | European Senior Chess Championship 2026 | 50+ | 50 | Ver |
| 9 jun 2026 | Hjartarson, Johann 2467 | Danielsen, Henrik 2466 | 0-1 | E17 Defensa India de Dama: Anti-Queen's Indian System | European Senior Chess Championship 2026 | 50+ | 56 | Ver |
| 8 jun 2026 | Mrva, Martin 2354 | Danielsen, Henrik 2466 | 1-0 | B00 Defensa Pirc | European Senior Chess Championship 2026 | 50+ | 57 | Ver |
| 6 jun 2026 | Danielsen, Henrik 2466 | Lauber, Arnd 2397 | 1-0 | B31 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | European Senior Chess Championship 2026 | 50+ | 44 | Ver |
| 5 jun 2026 | Gormally, Daniel W 2391 | Danielsen, Henrik 2466 | ½-½ | C41 Defensa Philidor: Lion Variation | European Senior Chess Championship 2026 | 50+ | 26 | Ver |
| 4 jun 2026 | Danielsen, Henrik 2466 | Collutiis, Duilio 2317 | 1-0 | A16 Apertura Inglesa: Anglo-Indian Defense, Queen's Knight Variation | European Senior Chess Championship 2026 | 50+ | 75 | Ver |
| 3 jun 2026 | Melikhov, Evgeny V. 2136 | Danielsen, Henrik 2466 | 0-1 | B00 Defensa Pirc | European Senior Chess Championship 2026 | 50+ | 37 | Ver |
| 1 jun 2026 | Danielsen, Henrik 2466 | Degraeve, Jean-Marc 2494 | ½-½ | E62 Defensa India de Rey: Fianchetto Variation, Larsen Defense | European Senior Chess Championship 2026 | 50+ | 9 | Ver |
| 8 mar 2026 | Danielsen, Henrik 2476 | Thorarinsson, Pall A. 2159 | 1-0 | B08 Defensa Pirc: Classical Variation, Quiet System, Czech Defense | Icelandic team chess championship premier league | 39 | Ver |
| 7 mar 2026 | Johannsson, Birkir Isak 2260 | Danielsen, Henrik 2476 | 0-1 | A46 Defensa India: Wade-Tartakower Defense | Icelandic team chess championship premier league | 56 | Ver |
| 7 mar 2026 | Danielsen, Henrik 2476 | Ragnarsson, Dagur 2376 | ½-½ | A48 Apertura de Peón de Dama: Barry Attack, Grünfeld Variation | Icelandic team chess championship premier league | 45 | Ver |
| 6 mar 2026 | Gretarsson, Helgi Ass 2414 | Danielsen, Henrik 2476 | 1-0 | E62 Defensa India de Rey: Fianchetto Variation, Delayed Fianchetto | Icelandic team chess championship premier league | 27 | Ver |
| 5 mar 2026 | Danielsen, Henrik 2476 | Williams, Simon K 2443 | 0-1 | A40 Horwitz Defense | Icelandic team chess championship premier league | 42 | Ver |
| 4 dic 2025 | Danielsen, Henrik 2470 | Johannsson, Orn Leo 2297 | 1-0 | D04 Apertura de Peón de Dama: Colle System, Anti-Colle | Icelandic team chess championship premier league | 48 | Ver |
| 16 nov 2025 | Danielsen, Henrik 2470 | Kjartansson, David 2262 | 1-0 | D00 Apertura de Peón de Dama: Accelerated London System | Icelandic team chess championship premier league | 35 | Ver |
| 15 nov 2025 | Birkisson, Bardur Orn 2233 | Danielsen, Henrik 2470 | 0-1 | B31 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | Icelandic team chess championship premier league | 62 | Ver |
| 15 nov 2025 | Danielsen, Henrik 2470 | Thorfinnsson, Bragi 2362 | 0-1 | A07 Ataque Indio de Rey | Icelandic team chess championship premier league | 17 | Ver |
| 14 nov 2025 | Skarphedinsson, Ingvar Wu 2127 | Danielsen, Henrik 2470 | ½-½ | E00 Apertura Catalana | Icelandic team chess championship premier league | 67 | Ver |