Seth Turner has 4 recorded races from GB.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2022-04-03 | Schneider Electric Marathon de Paris 2022 — Running 42.195 | Marathon | 2:55:31 | 1007 |
| TCS London Marathon 2026 | Marathon | 2:57:33 | 2734 | |
| TCS London Marathon 2024 | Marathon | 2:55:39 | 2621 | |
| TCS London Marathon 2023 | Marathon | 2:57:52 | 2537 |