Gemma Davies has 7 recorded races.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| TCS London Marathon 2026 | Marathon | 5:42:08 | 49866 | |
| TCS London Marathon 2026 | Marathon | 5:53:11 | 51794 | |
| TCS London Marathon 2026 | Marathon | 6:03:11 | 53274 | |
| TCS London Marathon 2025 | Marathon | 6:26:50 | 52544 | |
| TCS London Marathon 2024 | Marathon | 4:14:52 | 25546 | |
| TCS London Marathon 2024 | Marathon | 7:03:44 | 52963 | |
| TCS London Marathon 2023 | Marathon | 4:43:38 | 31110 |