| Season | Team | Competition | MP | G | A | Rating | ||
|---|---|---|---|---|---|---|---|---|
| 2025 | KÍ | Meistaradeildin | 0 | 0 | 0 | 0 | 0 | – |
| 2024 | KÍ | Meistaradeildin | 11 | 2 | 0 | 0 | 0 | – |
| 2024 | Arendal | 2. Division | 12 | 1 | 0 | 0 | 0 | – |
| 2023 | Gjøvik-Lyn | 2. Division | 10 | 6 | 0 | 1 | 0 | – |
| 2021 | Florø | 2. Division | 17 | 5 | 0 | 1 | 0 | – |
| 2021 | Øygarden | 2. Division | 7 | 0 | 0 | 1 | 0 | – |
| 2020 | Sandefjord | Eliteserien | 16 | 0 | 1 | 1 | 0 | 6.4 |
| 2019 | Sandefjord | 1. Division | 7 | 1 | 0 | 2 | 0 | – |
| 2018 | Sandefjord | Eliteserien | 11 | 0 | 1 | 0 | 0 | 6.4 |
| Total | 91 | 15 | 2 | 6 | 0 | – | ||
| Date | From | To | Type | |
|---|---|---|---|---|
| - | Arendal | KÍ | N/A | |
| 01 Feb 2022 | Øygarden | Xylotympou | N/A | |
| 01 Jan 2022 | Florø | Øygarden | N/A | |
| 08 Jan 2021 | Øygarden | Florø | Loan | |
| 05 Dec 2021 | Sandefjord | Øygarden | Free |
J. Williams career history shows progression across clubs and competitions, including club timeline, national team appearances and overall career totals.