| Temporada | Equipo | Competición | PJ | G | A | Nota | ||
|---|---|---|---|---|---|---|---|---|
| 2025/2026 | Hacken | Svenska Cupen | 3 | 0 | 0 | 0 | 0 | – |
| 2024/2025 | Hacken | Svenska Cupen | 4 | 1 | 0 | 2 | 0 | – |
| 2022/2023 | Hacken | Svenska Cupen | 5 | 0 | 0 | 0 | 0 | – |
| 2021/2022 | Hacken | Svenska Cupen | 1 | 1 | 0 | 0 | 0 | – |
| 2020/2021 | Hacken | Svenska Cupen | 6 | 0 | 0 | 0 | 0 | – |
| 2019/2020 | Hacken | Svenska Cupen | 1 | 0 | 0 | 0 | 0 | – |
| 2018/2019 | Hacken | Svenska Cupen | 2 | 0 | 0 | 0 | 0 | – |
| 2016/2017 | Orgryte | Svenska Cupen | 1 | 1 | 0 | 0 | 0 | – |
| 2015 | Fredrikstad | NM Cup | 1 | 1 | 0 | 0 | 0 | – |
| 2014 | Malmo FF | Super Cup | 1 | 0 | 0 | 1 | 1 | – |
| Total | 25 | 4 | 0 | 3 | 1 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| 01 Jan 2018 | Orgryte | Hacken | Free agent | |
| - | Malmo FF | Orgryte | ||
| 12 Jan 2015 | Fredrikstad | Malmo FF | Return from loan | |
| - | Malmo FF | Fredrikstad | Loan | |
| 07 Jan 2013 | Stockport County | Malmo FF | Free agent |
J. Hammar career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.