| Quchayuq | |
| Elevation M: | 4600 |
| Range: | Andes |
| Location: | Peru, Junín Region |
| Map: | Peru |
| Map Size: | 200 |
| Label Position: | right |
| Coordinates: | -11.49°N -76.1042°W |
Quchayuq (Quechua qucha lake, -yuq a suffix, "the one with a lake (or lakes)", also spelled Cuchayoc) is a mountain in Peru which reaches a height of approximately 4600m (15,100feet). It is located in the Junín Region, Yauli Province, Morococha District. Quchayuq lies northeast of a mountain and a lake named Yuraqqucha (Quechua for "white lake").