Info
| Last name | Chalco Vallejo |
| First name | Marco |
| Nationality |  Ecuador |
| Date of birth | 03-02-2005 |
| Age | 21 |
About Marco Chalco Vallejo
Marco Chalco Vallejo is a Ecuadorian cycling professional, 21 years old.
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
 Vuelta Ciclista Internacional a Costa Rica (2.2) | |||||||
| 13-12 | DNF | Stage 2Alajuela - Guápiles (161.0km) | |||||
| 12-12 | 78 | Stage 1Heredia - Grecia (95.0km) | |||||
| 02-02 | DNF | National Road Championships - Ecuador (CN) | |||||