| Jatun Q'asa | |
| Elevation M: | 3500 |
| Location: | Bolivia, Chuquisaca Department |
| Range: | Andes |
| Map: | Bolivia |
| Label Position: | right |
| Map Size: | 200 |
| Coordinates: | -19.6406°N -64.7028°W |
Jatun Q'asa (Quechua jatun, hatun big, q'asa mountain pass, "big pass", also spelled Jatun Khasa) is a mountain in the Bolivian Andes which reaches a height of approximately 3500m (11,500feet). It is located in the Chuquisaca Department, Jaime Zudáñez Province, Icla Municipality. Jatun Q'asa lies between the Lampasar River and the Warmi Wañusqa River, southwest of Chullunkhäni.