Ioan Jenkins has 4 recorded races from GB.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-04-02 | Schneider Electric Marathon de Paris 2023 — Running 42.195km | Marathon | 2:54:05 | 1283 |
| TCS London Marathon 2026 | Marathon | 2:36:32 | 459 | |
| TCS London Marathon 2024 | Marathon | 3:13:17 | 5923 |