| Iceland Int. Women Qual | 2023/01/26 17:30 | Sigridur Arnadottir v Sofie Karmann | L | 0-2 |
| Iceland Int. Women Qual | 2023/01/26 14:20 | Sigridur Arnadottir v Mia Thorkildshoj | W | 2-1 |
| Croatia Open Women | 2022/06/20 15:55 | Florentine Schoffski v Sigridur Arnadottir | L | 2-0 |
| Bonn Int. Women Qual | 2022/06/15 16:30 | Era Maftuha v Sigridur Arnadottir | L | 2-0 |
| European Team Championships Women | 2020/02/12 08:00 | Evgeniya Kosetskaya v Sigridur Arnadottir | L | 2-0 |
| European Team Championships Women | 2020/02/11 11:00 | Sigridur Arnadottir v Vytaute Fomkinaite | L | 0-2 |
| Iceland Int. Women | 2020/01/24 13:20 | Sigridur Arnadottir v Helis Pajuste | L | 0-2 |
| Swedish Open Women Qual | 2020/01/16 14:25 | Ulyana Zakharava v Sigridur Arnadottir | L | 2-0 |
| European Club Championships Women | 2023/06/19 14:10 | Beatriz Corrales v Nova Deb | L | 2-0 |