Cotahuasi | |
|---|---|
Village | |
| Country |  Peru |
| Region | Arequipa |
| Province | La Unión |
| District | Cotahuasi |
| Government | |
| • Mayor | Justo Pastor Totocayo Garate |
| Elevation | 2,683 m (8,802 ft) |
| Time zone | UTC-5 (PET) |
Cotahuasi is a town in Southern Peru, capital of the province La Unión in the region of Arequipa.