| Mar 8, 2026 | Johannesson | ½–½ | Johannesson | Icelandic team chess championship premier league | Catalan Opening: Closed | |
| Mar 7, 2026 | Kjartansson | ½–½ | Johannesson | Icelandic team chess championship premier league | Queen's Pawn Game: Accelerated London System | |
| Mar 7, 2026 | Johannesson | 1–0 | Prudnikov | Icelandic team chess championship premier league | Sicilian Defense: Nimzowitsch Variation, Closed Variation | |
| Mar 6, 2026 | Gislason | ½–½ | Johannesson | Icelandic team chess championship premier league | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Dec 7, 2025 | Johannesson | 0–1 | Stefansson | Friðriksmót Landsbankans – Íslandsmótið í hraðskák | French Defense: Advance Variation, Euwe Variation | |
| Dec 7, 2025 | Thorfinnsson | 1–0 | Johannesson | Friðriksmót Landsbankans – Íslandsmótið í hraðskák | Queen's Pawn Game: Symmetrical Variation | |
| Dec 4, 2025 | Johannsson | 1–0 | Johannesson | Icelandic team chess championship premier league | Indian Defense: Pseudo-Benko | |
| Nov 16, 2025 | Johannesson | 1–0 | Jonasson | Icelandic team chess championship premier league | King's Indian Defense: Fianchetto Variation, Yugoslav Variation, Exchange Line | |
| Nov 15, 2025 | Runarsson | 0–1 | Johannesson | Icelandic team chess championship premier league | French Defense: Classical Variation, Delayed Exchange Variation | |
| Nov 15, 2025 | Prudnikov | ½–½ | Johannesson | Icelandic team chess championship premier league | Sicilian Defense: Taimanov Variation, Bastrikov Variation | |
| Nov 14, 2025 | Johannesson | ½–½ | Gislason | Icelandic team chess championship premier league | Sicilian Defense: Smith-Morra Gambit | |
| Oct 21, 2025 | Johannesson | ½–½ | Korsunsky | Round 3: Johannesson, Oliver - Korsunsky, Yuri | Modern Defense: Standard Defense | |
| Oct 20, 2025 | Jablonicky | ½–½ | Johannesson | Round 2: Jablonicky, Martin - Johannesson, Oliver | English Opening: King's English Variation | |
| Sep 12, 2025 | Johannesson | 1–0 | Ptacnikova | Haustmot TR 2025 | Queen's Gambit Declined: Semi-Tarrasch Defense, Pillsbury Variation | |
| Sep 10, 2025 | Birkisson | 0–1 | Johannesson | Haustmot TR 2025 | French Defense: Tarrasch Variation, Eliskases Variation | |
| Sep 3, 2025 | Omarsson | 0–1 | Johannesson | Haustmot TR 2025 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Sep 3, 2025 | Johannesson | ½–½ | Thorsteinsson | Haustmot TR 2025 | Queen's Gambit Declined: Exchange Variation, Sämisch Variation | |
| Sep 3, 2025 | Birkisson | ½–½ | Johannesson | Haustmot TR 2025 | French Defense: Winawer Variation, Portisch-Hook Variation | |
| Sep 3, 2025 | Johannesson | ½–½ | Omarsson | Haustmot TR 2025 | Sicilian Defense: Moscow Variation | |
| Sep 3, 2025 | Thorfinnsson | 0–1 | Johannesson | Haustmot TR 2025 | French Defense: Classical Variation, Burn Variation | |
| Sep 3, 2025 | Ragnarsson | 1–0 | Johannesson | Haustmot TR 2025 | Queen's Gambit Accepted: Janowski-Larsen Variation | |
| Sep 3, 2025 | Johannesson | 0–1 | Stefansson | Haustmot TR 2025 | Pseudo Queen's Indian Defense | |
| Nov 2, 2024 | Johannesson | ½–½ | Bagrationi | Amsterdam Chess Open 2024 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Nov 2, 2024 | Ratsma | 1–0 | Johannesson | Amsterdam Chess Open 2024 | Sicilian Defense: Kalashnikov Variation | |
| Mar 18, 2023 | Johannesson | 0–1 | Domalchuk-Jonasson | Icelandic Team Championship | English Defense | |
| Mar 17, 2023 | Pantzar | 1–0 | Johannesson | Icelandic Team Championship | Catalan Opening: Closed Variation, Traditional Variation | |
| Oct 16, 2022 | Briem | ½–½ | Johannesson | Icelandic Team Championship | Slav Defense: Exchange Variation | |
| Oct 15, 2022 | Johannesson | ½–½ | Johannesson | Icelandic Team Championship | Nimzo-Indian Defense: Reshevsky Variation | |
| Oct 15, 2022 | Gunnarsson | 1–0 | Johannesson | Icelandic Team Championship | Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | |
| Oct 14, 2022 | Movsziszian | 1–0 | Johannesson | Icelandic Team Championship | Sicilian Defense | |
| Oct 2, 2022 | Johannesson | ½–½ | Eriksson | Kvibergspelen 2022 | Dutch Defense: Classical Variation, Huisl Variation | |
| Oct 2, 2022 | Fridgeirsson | ½–½ | Johannesson | Kvibergspelen 2022 | Slav Defense: Exchange Variation | |
| Oct 1, 2022 | Johannesson | 1–0 | Kashwan | Kvibergspelen 2022 | King's Indian Defense: Smyslov Variation | |
| Oct 1, 2022 | Dingertz | 1–0 | Johannesson | Kvibergspelen 2022 | Réti Opening | |
| Sep 30, 2022 | Johannesson | 1–0 | Hauksson | Kvibergspelen 2022 | Queen's Gambit Declined: Exchange Variation, Reshevsky Variation | |
| Sep 30, 2022 | Johannesson | 0–1 | Stefansson | Kvibergspelen 2022 | Indian Defense: Anti-Nimzo-Indian | |
| Sep 30, 2022 | Eldh | 0–1 | Johannesson | Kvibergspelen 2022 | Sicilian Defense: Taimanov Variation | |
| Sep 30, 2022 | Heidarsson | 0–1 | Johannesson | Kvibergspelen 2022 | Slav Defense: Exchange Variation, Boor Attack | |
