38 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Gudmundsson, Gunnar Erik | Van Meter, Lester | 0-1 | A61 | Icelandic Open 2025 | 2025-06-21 |
| Gudmundsson, Gunnar Erik | Petursson, Gudni | 1/2-1/2 | D37 | Icelandic Open 2025 | 2025-06-19 |
| Gudmundsson, Gunnar Erik | Karason, Askell O | 1/2-1/2 | D37 | Icelandic Open 2025 | 2025-06-18 |
| Gudmundsson, Gunnar Erik | Finnsson, Johann Orn | 1-0 | D04 | Icelandic Open 2025 - 100 ára afmælism | 2025-06-17 |
| Gudmundsson, Gunnar Erik | Kien, Clovis | 0-1 | E92 | Round 5: Gudmundsson, Gunnar Erik - Kien, Clovis | 2025-03-23 |
| Gudmundsson, Gunnar Erik | O`reilly, Conor | 1-0 | A50 | Round 3: Gudmundsson, Gunnar Erik - O`reilly, Conor | 2025-03-22 |
| Gudmundsson, Gunnar Erik | Dasgupta, Avyukt | 0-1 | E11 | Round 1: Gudmundsson, Gunnar Erik - Dasgupta, Avyukt | 2025-03-21 |
| Gudmundsson, Gunnar Erik | Eliasson, Kristjan Orn | 0-1 | E91 | Round 4: Gudmundsson, Gunnar Erik - Eliasson, Kristjan Orn | 2024-06-04 |
| Gunnar Erik Gudmundsson | Luitjen Akselsson Apol | 0-1 | E92 | Nordic Youth Championship 2023 | 2023-02-19 |
| Gunnar Erik Gudmundsson | Vidar Grahn | 1/2-1/2 | D31 | Nordic Youth Championship 2023 | 2023-02-18 |
| Gunnar Erik Gudmundsson | Shazil Shehzad | 0-1 | D38 | Nordic Youth Championship 2023 | 2023-02-17 |
| Gudmundsson, Gunnar Erik | Louis, Thibault | 1-0 | E36 | ROpen 2022 | 2022-04-10 |
| Gudmundsson, Gunnar Erik | Martin, Julian | 0-1 | E32 | ROpen 2022 | 2022-04-08 |
| Gudmundsson, Gunnar Erik | Wichtrup, Jan-Louis | 1-0 | D35 | Reykjavik Open 2022 | 2022-04-07 |
| Gudmundsson, Gunnar Erik | Sylvan, Jacob | 0-1 | E32 | European Individual Chess Championship 2021 - Reykjavik Open | 2021-09-01 |
| Gudmundsson, Gunnar Erik | Bergsson, Stefan | 0-1 | D45 | European Individual Chess Championship 2021 - Reykjavik Open | 2021-08-31 |
| Gudmundsson, Gunnar Erik | Helgadottir, Idunn | 1-0 | E15 | European Individual Chess Championship 2021 - Reykjavik Open | 2021-08-28 |
| Gudmundsson, Gunnar Erik | Stefansson, Hannes | 0-1 | E15 | European Individual Chess Championship 2021 - Reykjavik Open | 2021-08-26 |