| Feb 8, 2026 | Finnbogadottir | ½–½ | Johannsdottir | Islandsmót kvenna 2026 | Indian Defense: Accelerated London System | |
| Feb 8, 2026 | Johannsdottir | ½–½ | B. Berglindardottir | Islandsmót kvenna 2026 | French Defense: King's Indian Attack | |
| Feb 6, 2026 | Briem | 0–1 | Johannsdottir | Islandsmót kvenna 2026 | Scandinavian Defense: Gubinsky-Melts Defense | |
| Feb 6, 2026 | Johannsdottir | ½–½ | Ptacnikova | Islandsmót kvenna 2026 | King's Indian Attack | |
| Feb 6, 2026 | Helgadottir | 0–1 | Johannsdottir | Islandsmót kvenna 2026 | Queen's Indian Defense: Kasparov Variation | |
| Oct 23, 2025 | Osmak | 1–0 | Johannsdottir | Round 5: Osmak, Yuliia - Johannsdottir, Johanna Bjorg | Scandinavian Defense: Gubinsky-Melts Defense | |
| Oct 19, 2025 | Johannsdottir | 0–1 | Salimova | Round 1: Johannsdottir, Johanna Bjorg - Salimova, Nurgyul | Sicilian Defense: Old Sicilian | |
| Oct 14, 2025 | Ince | 0–1 | Johannsdottir | Round 9: Ince, Safiye Oyku - Johannsdottir, Johanna Bjorg | Scandinavian Defense: Gubinsky-Melts Defense | |
| Oct 13, 2025 | Vanduyfhuys | 1–0 | Johannsdottir | Round 8: Vanduyfhuys, Daria - Johannsdottir, Johanna Bjorg | Queen's Indian Defense: Euwe Variation | |
| Oct 12, 2025 | Wickstrom | ½–½ | Johannsdottir | Round 7: Wickstrom, Carina - Johannsdottir, Johanna Bjorg | Zukertort Opening: Kingside Fianchetto | |
| Oct 10, 2025 | Johannsdottir | 1–0 | Reid | Round 6: Johannsdottir, Johanna Bjorg - Reid, Caitlin | Petrov's Defense: Three Knights Game | |
| Jun 21, 2025 | Johannsdottir | ½–½ | Oskarsson | Icelandic Open 2025 | Sicilian Defense: Old Sicilian | |
| Jun 19, 2025 | Johannsdottir | 1–0 | Erlendsson Weinert | Icelandic Open 2025 | Sicilian Defense: Old Sicilian | |
| Jun 19, 2025 | Karason | 1–0 | Johannsdottir | Icelandic Open 2025 | Modern Defense: Pseudo-Austrian Attack | |
| Jun 18, 2025 | Bergsson | 1–0 | Johannsdottir | Icelandic Open 2025 | Pirc Defense | |
| Jun 17, 2025 | Johannsdottir | ½–½ | Peycheva | Icelandic Open 2025 | Sicilian Defense: French Variation | |
| Sep 22, 2024 | Hamouri | 0–1 | Johannsdottir | 45th FIDE Women's Chess Olympiad | Modern Defense: Standard Defense | |
| Sep 20, 2024 | Prommuang | ½–½ | Johannsdottir | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Lasker-Pelikan Variation, Retreat Variation | |
| Sep 19, 2024 | Johannsdottir | ½–½ | Kanakova | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Snyder Variation | |
| Sep 18, 2024 | Johannsdottir | 1–0 | Recica | 45th FIDE Women's Chess Olympiad | Four Knights Game: Scotch Variation, Belgrade Gambit | |
| Sep 16, 2024 | Skvortsova | 1–0 | Johannsdottir | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Sep 15, 2024 | Johannsdottir | 1–0 | Raharimanana | 45th FIDE Women's Chess Olympiad | Three Knights Opening | |
| Sep 14, 2024 | Berke | 1–0 | Johannsdottir | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Sep 12, 2024 | Johannsdottir | 0–1 | Lakos | 45th FIDE Women's Chess Olympiad | Sicilian Defense: Godiva Variation | |
| Sep 11, 2024 | Brito | 0–1 | Johannsdottir | 45th FIDE Women's Chess Olympiad | Modern Defense | |
| Nov 20, 2023 | Johannsdottir | 0–1 | Isgenderova | European Women's Team Championship | French Defense: Tarrasch Variation, Chistyakov Defense, Modern Line | |
| Nov 19, 2023 | Johannsdottir | 0–1 | Froewis | European Women's Team Championship | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Nov 18, 2023 | Tuominen | 0–1 | Johannsdottir | European Women's Team Championship | ? | |
| Nov 17, 2023 | Manova | ½–½ | Johannsdottir | Round 6: Manova, Ivana - Johannsdottir, Johanna Bjorg | Sicilian Defense: Moscow Variation, Main Line | |
| Nov 15, 2023 | Cramling Bellon | 1–0 | Johannsdottir | European Women's Team Championship | Benko Gambit Accepted: Modern Variation | |
| Nov 13, 2023 | Johannsdottir | 1–0 | Richterova | European Women's Team Championship | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Nov 12, 2023 | Johannsdottir | ½–½ | Gueci | European Women's Team Championship | Caro-Kann Defense: Main Line | |
| Nov 11, 2023 | Hryzlova | 1–0 | Johannsdottir | European Women's Team Championship | Queen's Indian Defense: Classical Variation, Traditional Variation, Nimzowitsch Line | |
| Oct 1, 2023 | Johannsdottir | 0–1 | Stefanova | European Women's Chess Club Cup 2023 | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Mar 31, 2023 | Johannsdottir | 0–1 | Ladopoulos | Reykjavik Open | Sicilian Defense: Modern Variations | |
| Dec 18, 2022 | Johannsdottir | 0–1 | Decosse | Katowice | Pirc Defense | |
| Oct 9, 2022 | Schloffer | 0–1 | Johannsdottir | ECCC_22 | Nimzo-Indian Defense: Reshevsky Variation | |
| Oct 8, 2022 | Johannsdottir | 0–1 | Blagojevic | ECCC_22 | Italian Game: Giuoco Pianissimo, Normal | |
| Oct 7, 2022 | Johannsdottir | 0–1 | Gaponenko | ECCC_22 | Sicilian Defense: Old Sicilian | |
| Oct 6, 2022 | Peglau | ½–½ | Johannsdottir | ECCC_22 | Queen's Pawn Game: Modern Defense | |
| Oct 3, 2022 | Houska | 1–0 | Johannsdottir | 26th European Women's Club Cup | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Apr 11, 2022 | Brunello | 1–0 | Johannsdottir | ROpen 2022 | Modern Defense: Two Knights Variation | |
| Apr 10, 2022 | Johannsdottir | 0–1 | Mannion | ROpen 2022 | Italian Game: Giuoco Pianissimo, Normal | |
| Apr 7, 2022 | Putz | 0–1 | Johannsdottir | Kvika Reykjavik Open 2022 | Queen's Pawn Game: Modern Defense | |
| Sep 2, 2021 | Humburg | 1–0 | Johannsdottir | European Individual Chess Championship 2021 - Reykjavik Open | Sicilian Defense: Najdorf Variation | |
| Sep 1, 2021 | Omarsson | 0–1 | Johannsdottir | European Individual Chess Championship 2021 - Reykjavik Open | Nimzo-Indian Defense: Kmoch Variation | |
| Aug 31, 2021 | Johannsdottir | 0–1 | Vedder | European Individual Chess Championship 2021 - Reykjavik Open | Italian Game: Classical Variation, Giuoco Pianissimo, with a6 | |
| Aug 30, 2021 | Gade | 0–1 | Johannsdottir | European Individual Chess Championship 2021 - Reykjavik Open | Nimzo-Indian Defense | |
| Aug 29, 2021 | Johannsdottir | 0–1 | Milikow | European Individual Chess Championship 2021 - Reykjavik Open | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Aug 28, 2021 | Ragnarsson | 0–1 | Johannsdottir | European Individual Chess Championship 2021 - Reykjavik Open | English Opening | |
| Aug 27, 2021 | Johannsdottir | 0–1 | Banusz | European Individual Chess Championship 2021 - Reykjavik Open | Scandinavian Defense: Gubinsky-Melts Defense | |
| Aug 26, 2021 | Kulaots | 1–0 | Johannsdottir | European Individual Chess Championship 2021 - Reykjavik Open | Sicilian Defense: Najdorf Variation | |
| — | Johannsdottir | 0–1 | Van Foreest | ETCC 2021 women | Sicilian Defense: French Variation | |
| — | Johannsdottir | 0–1 | Ruzic | ETCC 2021 women | French Defense: Tarrasch Variation, Open System, Süchting Line | |
| — | Johannsdottir | 0–1 | Bayat | ETCC 2021 women | Italian Game: Giuoco Pianissimo, Normal | |
| — | Johannsdottir | ½–½ | Bejatovic | ETCC 2021 women | Sicilian Defense: French Variation | |
| — | Johannsdottir | 0–1 | Large | ROpen 2022 | Italian Game | |
| — | Johannsdottir | 1–0 | Jonsdottir | Icelandic Women Open Championship 2022 | Scandinavian Defense: Schiller-Pytel Variation | |
| — | Johannsdottir | ½–½ | Dolzhikova | Icelandic Women Open Championship 2022 | Italian Game: Giuoco Piano | |
| — | Johannsdottir | 1–0 | Johnsen | Icelandic Women Open Championship 2022 | Borg Defense: Borg Gambit | |
| — | Johannsdottir | 0–1 | Birkisson | Goðinn 20th Anniversary Open | Alekhine Defense | |
| — | Johannsdottir | 0–1 | Thorgeirsson | Goðinn 20th Anniversary Open | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| — | Levitan | ½–½ | Johannsdottir | ETCC 2021 women | Sicilian Defense: Alapin Variation, Smith-Morra Declined | |
| — | Kocyigit | 0–1 | Johannsdottir | ETCC 2021 women | Modern Defense: Two Knights Variation | |
| — | Janzelj | 1–0 | Johannsdottir | ETCC 2021 women | Nimzo-Indian Defense: Kmoch Variation | |
| — | Ptacnikova | 1–0 | Johannsdottir | Icelandic Women Open Championship 2022 | Indian Defense | |
| — | Lehtinen | 1–0 | Johannsdottir | Icelandic Women Open Championship 2022 | Zukertort Opening: Kingside Fianchetto | |
| — | Ayzenberg | 1–0 | Johannsdottir | Icelandic Women Open Championship 2022 | Robatsch Defense | |
| — | Thorarinsson | 1–0 | Johannsdottir | Icelandic Team Championship | Queen's Indian Defense: Kasparov-Petrosian Variation, Marco Defense | |
| — | Gudjonsson Larus Solberg | 0–1 | Johannsdottir | Goðinn 20th Anniversary Open | Modern Defense | |
| — | Smarason | 0–1 | Johannsdottir | Goðinn 20th Anniversary Open | Modern Defense: Kotov Variation | |
| — | Hermannsson | 0–1 | Johannsdottir | Goðinn 20th Anniversary Open | Pirc Defense | |