Robert Casserley has 6 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| TCS London Marathon 2026 | Marathon | 2:57:53 | 2804 | |
| BMW Berlin Marathon 2025 | Marathon | 3:23:05 | 5262 | |
| TCS London Marathon 2025 | Marathon | 2:57:23 | 2424 | |
| TCS London Marathon 2024 | Marathon | 2:48:10 | 1524 | |
| TCS London Marathon 2023 | Marathon | 2:48:14 | 1274 | |
| TCS London Marathon 2022 | Marathon | 2:51:33 | 955 |