Guðmundur Nökkvason — Mjallby AIF, Allsvenskan. Statistik musim dan rekor karier.
| Musim | Klub | Kompetisi | Main | Menit | Gol | Umpan | Kuning | Merah |
|---|---|---|---|---|---|---|---|---|
| 2024 | Mjallby AIF | Allsvenskan | 0 | 0 | 0 | 0 | 0 | 0 |
| 2024 | Stjarnan | Úrvalsdeild | 19 | 1,239 | 4 | 0 | 3 | 0 |
| 2024 | Stjarnan | Cup | 3 | 270 | 2 | 0 | 2 | 0 |
| 2024 | Stjarnan | UEFA Europa Conference League | 0 | 0 | 0 | 0 | 0 | 0 |
| 2024 | Iceland U19 | UEFA U19 Championship - Qualification | 0 | 0 | 0 | 0 | 0 | 0 |