John Siefert has 2 recorded races from Coronado, CA, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-06-04 | 2023 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 2:40:42 | 10247 |
| 2022-06-05 | 2022 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 2:48:42 | 8316 |