Douglas Coburn has 2 recorded races from Key Biscayne, Florida, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2024-01-28 | 2024 Life Time Miami Marathon & Half Half Marathon | Half Marathon | 1:50:55 | 1354 |
| 2023-01-28 | Life Time Miami Marathon & Half Half Marathon | Half Marathon | 1:53:38 | 1809 |