Malcolm Barbour has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| TCS London Marathon 2026 | Marathon | 3:35:33 | 11426 | |
| TCS London Marathon 2025 | Marathon | 3:10:12 | 4496 | |
| TCS London Marathon 2023 | Marathon | 3:15:23 | 5377 | |
| TCS London Marathon 2022 | Marathon | 3:09:57 | 2838 |