Mercedes Alejandra Lopez Serrano has 2 recorded races from San Ysidro, CA, MX.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-31 | 2026 Rock 'n' Roll San Diego Marathon | Marathon | 4:24:54 | 2625 |
| 2023-06-04 | 2023 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:56:48 | 3030 |