Info
| Last name | Contreras Marquez |
| First name | Jean Manuel |
| Nationality |  Colombia |
| Date of birth | 03-06-2007 |
| Age | 18 |
About Jean Manuel Contreras Marquez
Jean Manuel Contreras Marquez is a Colombian cycling professional, 18 years old.
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
 Vuelta Junior a la Ribera del Duero (2.1) | |||||||
| 25-08 | DNF | Stage 3Aranda de Duero - Aranda de Duero (116.0km) | |||||
| 24-08 | 105 | Stage 2Langa de Duero - La Laguna Negra - Vinuesa (119.0km) | |||||
| 23-08 | 66 | Stage 1Castrillo de la Vega - Haza (70.0km) | |||||