Don Watson has 4 recorded races from San Jose, CA, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2025-10-05 | 2025 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 2:52:29 | 3913 |
| 2024-10-06 | 2024 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 2:32:39 | 3094 |
| 2023-09-30 | 2023 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 2:35:36 | 3932 |
| 2022-10-09 | 2022 Rock 'n' Roll San Jose Half Marathon | Half Marathon | 2:47:50 | 3257 |