| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | SønderjyskE | Superliga | 7 | 1 | 1 | 2 | 0 | 6.9 |
| 2024/2025 | SønderjyskE | Superliga | 22 | 1 | 0 | 4 | 0 | 7.0 |
| 2023/2024 | SønderjyskE | 1. Division | 23 | 3 | 0 | 6 | 0 | – |
| 2022/2023 | Śląsk Wrocław | Ekstraklasa | 25 | 1 | 1 | 3 | 0 | 6.8 |
| 2021/2022 | Slask Wroclaw | Ekstraklasa | 4 | 0 | 0 | 1 | 0 | 6.7 |
| 2021/2022 | Blackpool | Championship | 3 | 0 | 0 | 0 | 0 | 6.5 |
| 2020/2021 | Blackpool | League One | 12 | 0 | 1 | 1 | 0 | 6.8 |
| 2020 | Aalesund | Eliteserien | 14 | 0 | 0 | 2 | 0 | 6.6 |
| 2019 | Aalesund | 1. Division | 29 | 3 | 0 | 3 | 0 | – |
| 2018 | Aalesund | 1. Division | 15 | 1 | 0 | 1 | 0 | – |
| 2017 | Aalesund | Eliteserien | 27 | 1 | 2 | 5 | 0 | 7.0 |
| 2016 | Aalesund | Eliteserien | 12 | 0 | 0 | 0 | 1 | 6.7 |
| 2015 | Aalesund | Eliteserien | 8 | 0 | 0 | 0 | 0 | 6.9 |
| 2014 | Grindavík | 1. Deild | 22 | 1 | 0 | 0 | 0 | – |
| 2013 | Grindavík | 1. Deild | 21 | 3 | 0 | 1 | 0 | – |
| 2012 | Grindavík | Besta deild | 6 | 1 | 0 | 0 | 0 | – |
| 2011 | Grindavík | Besta deild | 0 | 0 | 0 | 0 | 0 | – |
| Total | 250 | 16 | 5 | 29 | 1 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| - | Grindavík | Aalesund | Transfer | |
| 10 may 2020 | Aalesund | Blackpool | Transfer | |
| - | Śląsk Wrocław | SønderjyskE | Free Transfer |
D. Grétarsson career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.