| Feb 8, 2026 | Prado | ½–½ | Halvorsen | Sligo 2026 Open | Sicilian Defense: Closed, Traditional | |
| Feb 8, 2026 | McDonnell | 0–1 | Halvorsen | Sligo 2026 Rapid | Sicilian Defense: Modern Variations | |
| Feb 8, 2026 | Halvorsen | 0–1 | Fernandez Manrique | Sligo 2026 Rapid | French Defense: Winawer Variation, Classical Variation | |
| Feb 8, 2026 | Krastev | 1–0 | Halvorsen | Sligo 2026 Rapid | Sicilian Defense: Moscow Variation, Main Line | |
| Feb 8, 2026 | Halvorsen | 1–0 | Bartczak | Sligo 2026 Rapid | Sicilian Defense: French Variation | |
| Feb 8, 2026 | Halvorsen | 1–0 | Ribeiro | Sligo 2026 Rapid | Sicilian Defense: Nimzowitsch Variation | |
| Feb 8, 2026 | Murphy | 0–1 | Halvorsen | Sligo 2026 Rapid | Sicilian Defense: Classical Variation | |
| Feb 8, 2026 | Deeney Gallagher | 0–1 | Halvorsen | Sligo 2026 Rapid | ? | |
| Feb 7, 2026 | Halvorsen | 1–0 | Alvarez Jimenez | Sligo 2026 Open | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Feb 7, 2026 | Machin Arbelo | 0–1 | Halvorsen | Sligo 2026 Blitz | Saragossa Opening | |
| Feb 7, 2026 | Halvorsen | 0–1 | O`Flaherty | Sligo 2026 Blitz | Caro-Kann Defense: Maróczy Variation, Maróczy Gambit | |
| Feb 7, 2026 | Bartczak | ½–½ | Halvorsen | Sligo 2026 Blitz | Sicilian Defense: Classical Variation | |
| Feb 7, 2026 | Halvorsen | 1–0 | Kelbas | Sligo 2026 Blitz | Scandinavian Defense: Main Line | |
| Feb 7, 2026 | Halvorsen | 0–1 | Jabloniec | Sligo 2026 Blitz | Petrov's Defense: Three Knights Game | |
| Feb 7, 2026 | Riesner | 0–1 | Halvorsen | Sligo 2026 Blitz | Sicilian Defense: Closed, Traditional | |
| Feb 7, 2026 | Gallagher | 0–1 | Halvorsen | Sligo 2026 Blitz | Sicilian Defense: Smith-Morra Gambit Declined, Push Variation | |
| Feb 7, 2026 | Halvorsen | 0–1 | Prado | Sligo 2026 Blitz | Sicilian Defense: Hyperaccelerated Dragon | |
| Feb 7, 2026 | Salmin | 0–1 | Halvorsen | Sligo 2026 Blitz | Sicilian Defense: Smith-Morra Gambit Accepted, Fianchetto Defense | |
| Feb 7, 2026 | Halvorsen | 0–1 | Krastev | Sligo 2026 Blitz | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Feb 7, 2026 | Wainwright | 0–1 | Halvorsen | Sligo 2026 Blitz | English Opening: Symmetrical Variation, Botvinnik System | |
| Feb 6, 2026 | Kim | ½–½ | Halvorsen | Sligo 2026 Open | Sicilian Defense: Richter-Rauzer Variation, Classical Variation | |
| Feb 5, 2026 | McGill | 1–0 | Halvorsen | Sligo 2026 Open | English Opening: King's English Variation, Two Knights Variation, Keres Variation | |
| Feb 5, 2026 | Halvorsen | 0–1 | Rakhmangulov | Sligo 2026 Open | Pirc Defense: Austrian Attack | |
| Feb 4, 2026 | Halvorsen | 1–0 | Armstrong | Sligo 2026 Open | Scandinavian Defense: Main Line, Mieses Variation | |
| Feb 3, 2026 | Hushpit | 1–0 | Halvorsen | Sligo 2026 Open | Sicilian Defense: Moscow Variation, Main Line | |
| Feb 3, 2026 | Halvorsen | ½–½ | Rosol | Sligo 2026 Open | Sicilian Defense: O'Kelly Variation, Venice System | |
| Feb 2, 2026 | Konig | 0–1 | Halvorsen | Sligo 2026 Open | Sicilian Defense: Lasker-Dunne Attack | |
| Feb 1, 2026 | Gajcin | 0–1 | Halvorsen | Sligo 2026 Weekender Masters | Sicilian Defense: Moscow Variation, Main Line | |
| Feb 1, 2026 | Halvorsen | 1–0 | Nikiforov | Sligo 2026 Weekender Masters | Benoni Defense: Classical Variation | |
| Jul 12, 2025 | Halvorsen | 0–1 | Den Roover | Landsturneringen i Bergen 2025 | ? | |
| Jul 11, 2025 | Kristiansen | 0–1 | Halvorsen | Landsturneringen i Bergen 2025 | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jul 10, 2025 | Skytte | ½–½ | Halvorsen | Landsturneringen i Bergen 2025 | Philidor Defense: Lion Variation | |
| Jul 9, 2025 | Halvorsen | 1–0 | Smedsrud | Landsturneringen i Bergen 2025 | Caro-Kann Defense: Classical Variation, Lobron System | |
| Jul 8, 2025 | Markussen | 1–0 | Halvorsen | Landsturneringen i Bergen 2025 | Dutch Defense: Leningrad Variation, Warsaw Variation | |
| Jul 7, 2025 | Halvorsen | 0–1 | Hoyforsslett | Landsturneringen i Bergen 2025 | Trompowsky Attack | |
| Jul 6, 2025 | Bjornstad | 1–0 | Halvorsen | Landsturneringen i Bergen 2025 | Sicilian Defense: Lasker-Pelikan Variation | |
| Jul 5, 2025 | Halvorsen | 0–1 | Hagesather | Landsturneringen i Bergen 2025 | Modern Defense: Standard Defense | |
| Apr 27, 2025 | Gullaksen | ½–½ | Halvorsen | Round 3: Gullaksen, Eirik - Halvorsen, Benjamin | Sicilian Defense: Moscow Variation, Main Line | |
| Apr 26, 2025 | Halvorsen | 1–0 | Amadeus S Sveggen | Round 2: Halvorsen, Benjamin - Amadeus S Sveggen | French Defense: Tarrasch Variation, Closed Variation | |
| Apr 25, 2025 | Halvorsen | 0–1 | Lie | Round 1: Halvorsen, Benjamin - Lie, Espen | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Apr 20, 2025 | Halvorsen | 1–0 | Stromhaug | Fagernes International 2025 | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Apr 19, 2025 | Berget | ½–½ | Halvorsen | Fagernes International 2025 | Sicilian Defense: Alapin Variation | |
| Apr 18, 2025 | Halvorsen | 1–0 | Strand | Fagernes International 2025 | Sicilian Defense: French Variation | |
| Apr 17, 2025 | Halvorsen | ½–½ | Kaewpitakkun | Fagernes International 2025 | Sicilian Defense: Najdorf Variation, Amsterdam Variation | |
| Apr 16, 2025 | Halvorsen | 0–1 | Den Roover | Fagernes International 2025 | Trompowsky Attack | |
| Apr 16, 2025 | Ashwath Kaushik | ½–½ | Halvorsen | Fagernes International 2025 | Pirc Defense | |
| Apr 15, 2025 | Aamodt | ½–½ | Halvorsen | Fagernes International 2025 | Catalan Opening: Open Defense, Classical Line | |
| Apr 14, 2025 | Halvorsen | 0–1 | Torfoss | Fagernes International 2025 | Italian Game: Classical Variation, Center Attack | |
| Apr 13, 2025 | Adharsh K | 1–0 | Halvorsen | Fagernes International 2025 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| May 13, 2024 | Fiskaaen | 1–0 | Halvorsen | Round 6: Fiskaaen, Martin Holten - Halvorsen, Benjamin | Catalan Opening: Open Defense, Classical Line | |
| May 13, 2024 | Persson | 1–0 | Halvorsen | Round 4: Persson, Mats - Halvorsen, Benjamin | Sicilian Defense: Moscow Variation, Main Line | |
| May 13, 2024 | Halvorsen | ½–½ | Dahl | Round 3: Halvorsen, Benjamin - Dahl, Max | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| May 13, 2024 | Halvorsen | 0–1 | Mork | Round 5: Halvorsen, Benjamin - Mork, Kjell Arne | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Mar 31, 2024 | Andersen | ½–½ | Halvorsen | Fagernes International 2024 - open | Torre Attack: Classical Defense | |
| Mar 30, 2024 | Halvorsen | 1–0 | Damiano | Fagernes International 2024 - open | Caro-Kann Defense: Apocalypse Attack | |
| Mar 29, 2024 | Halvorsen | ½–½ | Rolstad | Fagernes International 2024 - open | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Mar 28, 2024 | Hausken | 1–0 | Halvorsen | Fagernes International 2024 - open | Sicilian Defense: Alapin Variation | |
| Mar 27, 2024 | Halvorsen | 1–0 | Nordahl | Fagernes International 2024 - open | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Mar 27, 2024 | Kuzmenko | 0–1 | Halvorsen | Fagernes International 2024 - open | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jan 13, 2024 | Gullaksen | 1–0 | Halvorsen | Åpent NM i hurtigsjakk 2024 | Pirc Defense: Classical Variation, Schlechter Variation | |
| Jul 6, 2024 | Halvorsen | ½–½ | Fredriksen | Landsturneringen 2024 | Petrov's Defense: Classical Attack, Staunton Variation | |
| Jul 5, 2024 | Samuelsen | 0–1 | Halvorsen | Landsturneringen 2024 | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Jul 4, 2024 | Halvorsen | ½–½ | Omtvedt | Landsturneringen 2024 | Four Knights Game: Scotch Variation, Schmid Defense | |
| Jul 3, 2024 | Øyvind Ukkelberg | 0–1 | Halvorsen | Landsturneringen 2024 | King's Indian Attack | |
| Jul 2, 2024 | Halvorsen | 1–0 | Birk Sæther Rostad | Landsturneringen 2024 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jul 2, 2024 | Skjemstad | 0–1 | Halvorsen | Landsturneringen 2024 | Nimzo-Larsen Attack: Classical Variation | |
| Jun 29, 2024 | Markussen | 1–0 | Halvorsen | Landsturneringen 2024 | Catalan Opening: Open Defense, Classical Line | |
| Mar 26, 2024 | Smedsrud | 0–1 | Halvorsen | Fagernes Chess International 2024 | Sicilian Defense: Closed | |
| Mar 25, 2024 | Halvorsen | 1–0 | Sending | Fagernes Chess International 2024 | Sicilian Defense: Hyperaccelerated Dragon | |
| Mar 24, 2024 | Skogholt | 1–0 | Halvorsen | Fagernes Chess International 2024 | Dutch Defense: Queen's Knight Variation | |
| Jul 1, 2023 | Teigset | ½–½ | Halvorsen | Norwegian Championship 2023 (Klasse 2) | Scandinavian Defense: Valencian Variation | |
| Aug 28, 2022 | Halvorsen | 0–1 | Skahlberg Bjerknes-Lima De Faria | Nordic Youth Chess Championships 2022: Class A - U20 | Sicilian Defense: Accelerated Dragon, Modern Bc4 Variation | |
| Aug 28, 2022 | Tuominen | 1–0 | Halvorsen | Nordic Youth Chess Championships 2022: Class A - U20 | Dutch Defense: Stonewall Variation, Modern Variation | |
| Aug 27, 2022 | Halvorsen | ½–½ | Hausken | Nordic Youth Chess Championships 2022: Class A - U20 | Italian Game: Two Knights Defense, Polerio Defense, Bishop Check Line | |
| Aug 27, 2022 | Hannesarson | 1–0 | Halvorsen | Nordic Youth Chess Championships 2022: Class A - U20 | Dutch Defense | |
| Aug 26, 2022 | Halvorsen | 0–1 | Mai | Nordic Youth Chess Championships 2022: Class A - U20 | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |
| Aug 26, 2022 | Koch-Muller | 0–1 | Halvorsen | Nordic Youth Chess Championships 2022: Class A - U20 | Dutch Defense: Queen's Knight Variation | |
| Jul 10, 2022 | Halvorsen | 0–1 | Elmi | Norwegian Championship 2022, Junior A+B | Sicilian Defense: Richter-Rauzer Variation, Neo-Modern Variation | |
| Nov 14, 2021 | Helgøy | 1–0 | Halvorsen | NM for ungdom 2021 | Scandinavian Defense: Main Line | |
| Nov 13, 2021 | Halvorsen | 1–0 | Hausken | NM for ungdom 2021 | Bird Opening: Dutch Variation | |
| Nov 13, 2021 | Høyforsslett | 1–0 | Halvorsen | NM for ungdom 2021 | Scandinavian Defense: Valencian Variation | |
| Nov 12, 2021 | Halvorsen | 1–0 | Strand | NM for ungdom 2021 | Bird Opening: Dutch Variation | |
| Feb 23, 2020 | Skaslien | 1–0 | Halvorsen | Krageroe Resort Chess 2020 ELO Group | Dutch Defense: Hopton Attack | |
| Feb 22, 2020 | Halvorsen | 0–1 | Austad | Krageroe Resort Chess 2020 ELO Group | Czech Defense | |
| Feb 22, 2020 | Leonhardsen | 0–1 | Halvorsen | Krageroe Resort Chess 2020 ELO Group | Dutch Defense | |
| Feb 21, 2020 | Halvorsen | 1–0 | Solaas | Krageroe Resort Chess 2020 ELO Group | Sicilian Defense: Hyperaccelerated Dragon | |
| Feb 21, 2020 | Aasen | 0–1 | Halvorsen | Krageroe Resort Chess 2020 ELO Group | Dutch Defense: Staunton Gambit | |
| Feb 20, 2020 | Halvorsen | 1–0 | Sivertsen | Krageroe Resort Chess 2020 ELO Group | Sicilian Defense: Old Sicilian | |
| Feb 19, 2020 | Kveim | 1–0 | Halvorsen | Krageroe Resort Chess 2020 ELO Group | Scandinavian Defense: Main Line | |
| Feb 18, 2020 | Halvorsen | 0–1 | Lie | Krageroe Resort Chess Blitz 2020 | Czech Defense | |
| Feb 18, 2020 | Halvorsen | ½–½ | Berg | Krageroe Resort Chess Blitz 2020 | Sicilian Defense: Hyperaccelerated Dragon | |
| Feb 18, 2020 | Vijayalakshmi | 1–0 | Halvorsen | Krageroe Resort Chess Blitz 2020 | Dutch Defense: Leningrad Variation | |
| Feb 18, 2020 | Unneland | 1–0 | Halvorsen | Krageroe Resort Chess Blitz 2020 | Dutch Defense | |
| Feb 18, 2020 | Leonhardsen | 0–1 | Halvorsen | Krageroe Resort Chess Blitz 2020 | Dutch Defense: Staunton Gambit | |
| Feb 18, 2020 | Manukyan | 1–0 | Halvorsen | Krageroe Resort Chess Blitz 2020 | Dutch Defense: Krejcik Gambit | |
