| Mar 28, 2026 | Agmanov | 1–0 | Briem | Reykjavik Open 2026 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Mar 28, 2026 | Briem | 1–0 | Helgadottir | Reykjavik Open 2026 | Queen's Gambit Declined | |
| Mar 8, 2026 | Hjartarson | 0–1 | Briem | Icelandic team chess championship premier league | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Mar 7, 2026 | Briem | ½–½ | Petrov | Icelandic team chess championship premier league | Indian Defense: Dzindzi-Indian Defense | |
| Mar 7, 2026 | Briem | ½–½ | Domalchuk-Jonasson | Icelandic team chess championship premier league | Horwitz Defense | |
| Mar 6, 2026 | Jakubiec | ½–½ | Briem | Icelandic team chess championship premier league | King's Indian Attack: Sicilian Variation | |
| Mar 5, 2026 | Briem | 0–1 | Stremavicius | Icelandic team chess championship premier league | Catalan Opening: Open Defense | |
| Feb 15, 2026 | Briem | 1–0 | Hietanen | Nordisk Mesterskab gruppe A | English Defense | |
| Feb 12, 2026 | Briem | 1–0 | Wedenberg | Nordisk Mesterskab gruppe A | Catalan Opening: Open Defense, Classical Line | |
| Feb 8, 2026 | Fiskaaen | 1–0 | Briem | Nordisk Mesterskab gruppe A | Catalan Opening: Closed | |
| Feb 8, 2026 | Olsen | 1–0 | Briem | Nordisk Mesterskab gruppe A | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Feb 8, 2026 | Briem | 1–0 | Salonen | Nordisk Mesterskab gruppe A | Catalan Opening: Open Defense | |
| Feb 8, 2026 | Religa | 0–1 | Briem | Nordisk Mesterskab gruppe A | English Opening: Agincourt Defense | |
| Feb 6, 2026 | Briem | 0–1 | Ingvason | Skákþing Reykjavíkur 2026 | Slav Defense: Exchange Variation | |
| Jan 28, 2026 | Briem | 1–0 | Einarsson | Skákþing Reykjavíkur 2026 | East Indian Defense | |
| Jan 25, 2026 | Loftsson | 0–1 | Briem | Skákþing Reykjavíkur 2026 | Queen's Gambit Declined: Semi-Tarrasch Defense | |
| Jan 21, 2026 | Briem | 1–0 | Leosson | Skákþing Reykjavíkur 2026 | Queen's Gambit Declined | |
| Jan 7, 2026 | Ragnarsson | 1–0 | Briem | Skákþing Reykjavíkur 2026 | Queen's Gambit Declined: Orthodox Defense, Rauzer Variation | |
| Jan 7, 2026 | Briem | ½–½ | Olafsson | Skakthing 2026 | Queen's Pawn Game: Symmetrical Variation | |
| Dec 4, 2025 | Briem | 1–0 | Ragnarsson | Icelandic team chess championship premier league | Indian Defense: Pseudo-Benko | |
| Nov 16, 2025 | Briem | 0–1 | Williams | Icelandic team chess championship premier league | Catalan Opening: Closed | |
| Nov 15, 2025 | Stefansson | 1–0 | Briem | Icelandic team chess championship premier league | English Opening: Agincourt Defense | |
| Nov 15, 2025 | Johannesson | ½–½ | Briem | Icelandic team chess championship premier league | Queen's Pawn Game: Accelerated London System | |
| Nov 14, 2025 | Briem | 0–1 | Thorhallsson | Icelandic team chess championship premier league | Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line | |
| Nov 8, 2025 | Briem | 1–0 | Baran | III Torneio Int. Lagos | Queen's Pawn Game: Modern Defense | |
| Nov 7, 2025 | Bosboom | 1–0 | Briem | III Torneio Int. Lagos | King's Indian Attack: French Variation | |
| Nov 5, 2025 | Briem | 1–0 | Tomaszewski | III Torneio Int. Lagos | East Indian Defense | |
| Nov 4, 2025 | Bugaj | 0–1 | Briem | III Torneio Int. Lagos | Queen's Pawn Game: Symmetrical Variation | |
| Nov 3, 2025 | Briem | ½–½ | Harikrishnan.A.Ra | III Torneio Int. Lagos | English Defense | |
| Nov 2, 2025 | De Oliveira | 0–1 | Briem | III Torneio Int. Lagos | Queen's Indian Accelerated | |
| Nov 2, 2025 | Briem | 1–0 | Freitas | III Torneio Int. Lagos | Indian Defense: Czech-Indian | |
| Nov 1, 2025 | Buchwald | 0–1 | Briem | III Torneio Int. Lagos | Sicilian Defense: Open | |
| Oct 27, 2025 | Briem | 0–1 | Stefansson | III Torneio Int. Lagos | Queen's Gambit Declined | |
| Oct 25, 2025 | Briem | ½–½ | Ballmann | Round 7: Briem, Benedikt - Ballmann, Martin | East Indian Defense | |
| Oct 21, 2025 | Briem | ½–½ | Dudognon | Round 3: Briem, Benedikt - Dudognon, Thibault | Queen's Gambit Accepted: Old Variation | |
| Oct 20, 2025 | Papp | 1–0 | Briem | Round 2: Papp, Levente - Briem, Benedikt | Zukertort Opening | |
| Apr 13, 2025 | Maze | 1–0 | Briem | Reykjavik Open 2025 | Ruy Lopez: Berlin Defense | |
| Apr 12, 2025 | Kjartansson | 1–0 | Briem | Reykjavik Open 2025 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 11, 2025 | Briem | 1–0 | Bernhard | Reykjavik Open 2025 | Bogo-Indian Defense: Grünfeld Variation | |
| Apr 10, 2025 | Briem | ½–½ | Papp | Reykjavik Open 2025 | Catalan Opening: Closed | |
| Jan 3, 2025 | Golding | 1–0 | Briem | 98th Caplin Hastings Masters 2024 | Queen's Pawn Game: London System | |
| Jan 2, 2025 | Briem | 1–0 | Ahn | 98th Caplin Hastings Masters 2024 | Benoni Defense: Fianchetto Variation | |
| Jan 1, 2025 | Zhou | 1–0 | Briem | 98th Caplin Hastings Masters 2024 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Dec 31, 2024 | Briem | 1–0 | Boyer | 98th Caplin Hastings Masters 2024 | Queen's Pawn Game: Modern Defense | |
| Dec 31, 2024 | Zhang | 0–1 | Briem | 98th Caplin Hastings Masters 2024 | Italian Game: Giuoco Pianissimo, Normal | |
| Dec 30, 2024 | Briem | 1–0 | Sciupokas | 98th Caplin Hastings Masters 2024 | Queen's Pawn Game: Chigorin Variation | |
| Dec 29, 2024 | Briem | ½–½ | Mikalajunas | 98th Caplin Hastings Masters 2024 | Queen's Gambit Accepted: Old Variation | |
| Dec 29, 2024 | Adams | ½–½ | Briem | 98th Caplin Hastings Masters 2024 | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Dec 28, 2024 | Kaasen | 1–0 | Briem | 98th Caplin Hastings Masters 2024 | Catalan Opening: Closed | |
| Oct 25, 2024 | Ledger | ½–½ | Briem | 39th European Chess Club Cup | Queen's Pawn Game: Accelerated London System | |
| Oct 24, 2024 | Briem | ½–½ | Jaeggi | 39th European Chess Club Cup | Slav Defense: Exchange Variation | |
| Oct 23, 2024 | Briem | ½–½ | Hoerstmann | 39th European Chess Club Cup | Queen's Pawn Game: Modern Defense | |
| Oct 21, 2024 | Schulze | 1–0 | Briem | 39th European Chess Club Cup | Sicilian Defense: O'Kelly Variation, Maróczy Bind, Geller Line | |
| Oct 20, 2024 | Briem | 1–0 | Lyons | 39th European Chess Club Cup | Queen's Pawn Game: Modern Defense | |
| Aug 5, 2024 | Briem | 0–1 | Alinasab | Leca Chess Open 2024 | Catalan Opening: Open Defense | |
| Aug 4, 2024 | Briem | ½–½ | Zylka | Leca Chess Open 2024 | Queen's Gambit Declined | |
| Aug 3, 2024 | Silva | 0–1 | Briem | Leca Chess Open 2024 | King's Indian Attack | |
| Aug 2, 2024 | Gkoumas | 1–0 | Briem | Leca Chess Open 2024 | Ruy Lopez: Berlin Defense | |
| Aug 1, 2024 | Akhvlediani | 1–0 | Briem | Leca Chess Open 2024 | English Opening: Caro-Kann Defensive System | |
| Mar 18, 2024 | Briem | 0–1 | Prraneeth Vuppala | Reykjavik Open 2024 | Catalan Opening: Closed | |
| Oct 22, 2024 | Kaspi | 1–0 | Briem | Round 3: Kaspi, Alexander - Briem, Benedikt | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Nov 22, 2023 | Krallis | 1–0 | Briem | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Bogo-Indian Defense: Retreat Variation | |
| Nov 21, 2023 | Briem | 0–1 | Goroshkov | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Bogo-Indian Defense: Grünfeld Variation | |
| Nov 20, 2023 | Elmi | 1–0 | Briem | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Nov 18, 2023 | Briem | 1–0 | Marakovits | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Catalan Opening: Open Defense | |
| Nov 17, 2023 | Wong | 1–0 | Briem | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Catalan Opening: Closed | |
| Nov 16, 2023 | Briem | 1–0 | Melian | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Catalan Opening: Open Defense, Classical Line | |
| Nov 15, 2023 | Novosel | 0–1 | Briem | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Bogo-Indian Defense: Retreat Variation | |
| Nov 13, 2023 | Ansat | 1–0 | Briem | FIDEWORLDYOUTHCHESSCHAMPIONSHIP Open 18 | Ruy Lopez: Berlin Defense | |
| Jul 9, 2023 | Briem | 1–0 | Kiili | Ceske Budejovice Open A | King's Indian Defense: Orthodox Variation, Gligoric-Taimanov System | |
| Jul 8, 2023 | Lajbl | 0–1 | Briem | Ceske Budejovice Open A | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jul 7, 2023 | Briem | 1–0 | Slampa | Ceske Budejovice Open A | Queen's Indian Defense: Classical Variation, Traditional Variation | |
| Jul 6, 2023 | Priehoda | ½–½ | Briem | Ceske Budejovice Open A | Ruy Lopez: Berlin Defense | |
| Jul 5, 2023 | Briem | ½–½ | Stefansson | Ceske Budejovice Open A | English Defense | |
| Jul 4, 2023 | Vylicil | 0–1 | Briem | Ceske Budejovice Open A | Indian Defense: London System | |
| Jul 3, 2023 | Briem | ½–½ | Pisar | Ceske Budejovice Open A | Grünfeld Defense: Three Knights Variation, Petrosian System | |
| Jul 2, 2023 | Vojtek | ½–½ | Briem | Ceske Budejovice Open A | Queen's Pawn Game: Colle System | |
| Jul 1, 2023 | Briem | 1–0 | Svejda | Ceske Budejovice Open A | Grünfeld Defense: Three Knights Variation, Petrosian System | |
| Apr 1, 2023 | Briem | 0–1 | Thorhallsson | Reykjavik Open 2023 | Queen's Gambit Accepted: Furman Variation | |
| Mar 31, 2023 | Kasims | * | Briem | Reykjavik Open | ? | |
| Mar 29, 2023 | Briem | ½–½ | Willow | Reykjavik Open 2023 | Queen's Gambit Declined | |
| Mar 19, 2023 | Bjornsson | 1–0 | Briem | Icelandic Team Championship | French Defense: Paulsen Variation | |
| Mar 18, 2023 | Briem | 1–0 | Jakubiec | Icelandic Team Championship | Dutch Defense: Queen's Knight Variation | |
| Mar 18, 2023 | Briem | 0–1 | Gretarsson | Icelandic Team Championship | Catalan Opening: Closed | |
| Mar 17, 2023 | Briem | 1–0 | Hansen | Icelandic Team Championship | Dutch Defense: Leningrad Variation, Warsaw Variation | |
| Feb 23, 2023 | Briem | 0–1 | Doluhanova | Krageroe Resort Chess 2023 | Catalan Opening: Closed | |
| Feb 22, 2023 | Briem | 0–1 | Kulaots | Krageroe Resort Chess 2023 | Grünfeld Defense: Three Knights Variation, Petrosian System | |
| Oct 16, 2022 | Bjornsson | 1–0 | Briem | Icelandic Team Championship | English Opening: Caro-Kann Defensive System | |
| Oct 15, 2022 | Briem | 0–1 | Stefansson | Icelandic Team Championship | Nimzo-Indian Defense | |
| Oct 15, 2022 | Thorfinnsson | 1–0 | Briem | Icelandic Team Championship | French Defense: King's Indian Attack | |
| Oct 14, 2022 | Hansen | 1–0 | Briem | Icelandic Team Championship | Sicilian Defense: Moscow Variation, Main Line | |
| Aug 28, 2022 | Briem | 0–1 | Nielsen | Nordic Youth Chess Championships 2022: Class B - U17 | Queen's Indian Defense: Classical Variation, Traditional Variation, Nimzowitsch Line | |
| Aug 28, 2022 | Apol | ½–½ | Briem | Nordic Youth Chess Championships 2022: Class B - U17 | Sicilian Defense: Moscow Variation, Main Line | |
| Aug 27, 2022 | Briem | ½–½ | Domalchuk-Jonasson | Nordic Youth Chess Championships 2022: Class B - U17 | Queen's Gambit Declined: Three Knights Variation | |
| Aug 27, 2022 | Falkevall | ½–½ | Briem | Nordic Youth Chess Championships 2022: Class B - U17 | French Defense: Advance Variation, Wade Variation | |
| Aug 26, 2022 | Briem | 1–0 | Polkki | Nordic Youth Chess Championships 2022: Class B - U17 | Catalan Opening: Closed | |
| Aug 26, 2022 | Liu | 1–0 | Briem | Nordic Youth Chess Championships 2022: Class B - U17 | Bogo-Indian Defense: Retreat Variation | |
| Apr 12, 2022 | Thorhallsson | 0–1 | Briem | ROpen 2022 | Sicilian Defense: Moscow Variation, Main Line | |
| Apr 11, 2022 | Briem | ½–½ | Burlacu | ROpen 2022 | Catalan Opening: Closed, Botvinnik Variation | |
| Apr 10, 2022 | Briem | ½–½ | Martin | ROpen 2022 | Catalan Opening | |