James Thornton has 4 recorded races from GB.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2022-04-03 | Schneider Electric Marathon de Paris 2022 — Running 42.195 | Marathon | 4:54:59 | 30086 |
| TCS London Marathon 2026 | Marathon | 4:19:10 | 26617 | |
| TCS London Marathon 2024 | Marathon | 6:30:11 | 51482 | |
| TCS London Marathon 2022 | Marathon | 4:18:36 | 17242 |