David Blakey has 5 recorded races from GB.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-04-07 | Schneider Electric Marathon de Paris 2024 — Marathon de Paris 2024 | Marathon | 5:16:22 | 49479 |
| TCS London Marathon 2026 | Marathon | 4:28:10 | 29709 | |
| TCS London Marathon 2025 | Marathon | 6:07:29 | 50399 | |
| BMW Berlin Marathon 2023 | Marathon | 5:03:22 | 25017 |