Rob Knight has 5 recorded races from GB.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-04-02 | Schneider Electric Marathon de Paris 2023 — Running 42.195km | Marathon | 4:04:25 | 27227 |
| TCS London Marathon 2026 | Marathon | 3:39:46 | 12748 | |
| TCS London Marathon 2025 | Marathon | 6:05:30 | 50146 | |
| TCS London Marathon 2023 | Marathon | 4:09:44 | 21166 |