Callum Clifford has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| TCS London Marathon 2026 | Marathon | 3:10:26 | 4993 | |
| TCS London Marathon 2025 | Marathon | 3:06:24 | 3883 | |
| TCS London Marathon 2024 | Marathon | 3:00:21 | 3707 | |
| TCS London Marathon 2023 | Marathon | 2:57:54 | 2547 |