Marcelo Mancillas has 4 recorded races from Atizapan de Zaragoza, MX-MX-MEX, MX.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2026-05-31 | 2026 Rock 'n' Roll San Diego Marathon | Marathon | 4:57:23 | 4038 |
| 2026-02-22 | 2026 Rock 'n' Roll Las Vegas Half Marathon | Half Marathon | 1:48:58 | 1004 |
| 2025-12-14 | 2025 Rock 'n' Roll Mexico City Half Marathon | Half Marathon | 1:55:44 | 3152 |
| 2023-06-04 | 2023 Rock 'n' Roll San Diego Half Marathon | Half Marathon | 1:51:46 | 2202 |