Ruth Willis has 4 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| TCS London Marathon 2026 | Marathon | 3:36:10 | 11607 | |
| TCS London Marathon 2025 | Marathon | 3:46:13 | 13226 | |
| TCS London Marathon 2024 | Marathon | 3:28:35 | 9703 | |
| TCS London Marathon 2023 | Marathon | 3:25:51 | 7427 |