| Jach'a Willk'i | |
| Elevation M: | 4000 |
| Location: | Bolivia La Paz Department |
| Range: | Andes |
| Map: | Bolivia |
| Label Position: | right |
| Map Size: | 200 |
| Coordinates: | -16.9806°N -67.5575°W |
Jach'a Willk'i (Aymara jach'a big, willk'i gap, "big gap", also spelled Jachcha Willkhi) is a mountain in the Bolivian Andes which reaches a height of approximately 4000m (13,000feet). It is located in the La Paz Department, Loayza Province, Cairoma Municipality.