16 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Jonsdottir, Katrin Maria | Harshavardhini, M.S. | 0-1 | B90 | NM Piger Gruppe A | 2025-04-27 |
| Jonsdottir, Katrin Maria | Soboleva, Lidiia | 1-0 | B32 | NM Piger Gruppe A | 2025-04-26 |
| Jonsdottir, Katrin Maria | Bruntse, Caroline Lindegaard | 0-1 | C55 | NM Piger Gruppe A | 2025-04-25 |
| Katrin Maria Jonsdottir | Caroline Lindegaard Bruntse | 0-1 | B70 | Nordisk mesterskap for jenter 2022 | 2022-05-15 |
| Katrin Maria Jonsdottir | Alice Xiong | 0-1 | B90 | Nordisk mesterskap for jenter 2022 | 2022-05-14 |
| Katrin Maria Jonsdottir | Leia Andries | 0-1 | B40 | Nordisk mesterskap for jenter 2022 | 2022-05-13 |
| Jonsdottir, Katrin Maria | Lehtinen, Helja | 0-1 | B43 | Icelandic Women Open Championship 2022 | |
| Jonsdottir, Katrin Maria | Briem, Gudrun Fanney | 0-1 | B00 | Icelandic Women Open Championship 2022 | |
| Jonsdottir, Katrin Maria | Acevedo Mendez, Lisseth | 0-1 | C54 | Icelandic Women Open Championship 2022 |