| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025 | Víkingur Reykjavík | Besta deild | 0 | 0 | 0 | 0 | 0 | – |
| 2024 | Víkingur Reykjavík | Besta deild | 17 | 0 | 0 | 4 | 0 | – |
| 2023 | Hammarby | Allsvenskan | 0 | 0 | 0 | 0 | 0 | – |
| 2022 | Hammarby | Allsvenskan | 0 | 0 | 0 | 0 | 0 | – |
| 2021 | Hammarby | Allsvenskan | 21 | 1 | 0 | 2 | 0 | 6.9 |
| 2020 | Brann | Eliteserien | 11 | 0 | 0 | 2 | 0 | 6.7 |
| 2019/2020 | Krasnodar | Premier League | 10 | 0 | 0 | 0 | 0 | 7.3 |
| 2018/2019 | Krasnodar | Premier League | 6 | 0 | 0 | 0 | 0 | 7.3 |
| 2018 | Norrköping | Allsvenskan | 13 | 0 | 1 | 4 | 0 | 7.1 |
| 2017 | Norrköping | Allsvenskan | 30 | 2 | 1 | 2 | 0 | 7.2 |
| 2016 | Norrköping | Allsvenskan | 16 | 1 | 0 | 2 | 1 | 6.7 |
| 2015 | Sundsvall | Allsvenskan | 29 | 1 | 0 | 3 | 0 | – |
| 2014 | Sundsvall | Superettan | 29 | 1 | 0 | 3 | 0 | – |
| 2013 | Sundsvall | Superettan | 10 | 0 | 0 | 2 | 0 | – |
| 2012/2013 | Beerschot | First Division A | 0 | 0 | 0 | 0 | 0 | – |
| 2012 | Sundsvall | Allsvenskan | 6 | 0 | 0 | 1 | 0 | – |
| 2011/2012 | Beerschot | First Division A | 4 | 0 | 0 | 1 | 0 | – |
| 2011 | Fram | Besta deild | 8 | 0 | 0 | 2 | 0 | – |
| 2010 | Fram | Besta deild | 17 | 5 | 0 | 3 | 2 | – |
| 2009 | Fram | Besta deild | 17 | 5 | 0 | 4 | 0 | – |
| Total | 244 | 16 | 2 | 35 | 3 | – | ||
| Fecha | Desde | Hacia | Tipo | |
|---|---|---|---|---|
| 02 ene 2024 | Hammarby | Víkingur R | Free | |
| - | Brann | Hammarby | Free | |
| - | Krasnodar | Brann | Free | |
| 08 oct 2018 | Norrköping | Krasnodar | N/A | |
| 01 ene 2016 | Sundsvall | Norrköping | Free | |
| - | Beerschot | Sundsvall | N/A | |
| 07 ene 2011 | Fram | Beerschot | Free |
J. Fjóluson career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.