Gregory Macdonald has 3 recorded races from Phoenix, AZ, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-01-15 | 2023 Rock 'n' Roll Arizona Half Marathon | Half Marathon | 2:18:28 | 2725 |
| 2022-06-05 | 2022 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 2:24:35 | 5972 |
| 2022-01-16 | 2022 Rock 'n' Roll Arizona Half Marathon | Half Marathon | 2:35:33 | 3837 |