| Yana Yaku | |
| Elevation M: | 4800 |
| Elevation Ref: | [1] |
| Range: | Cordillera Negra |
| Location: | Peru, Ancash Region |
| Map: | Peru |
| Map Size: | 200 |
| Label Position: | right |
| Coordinates: | -8.9097°N -77.9633°W |
Yana Yaku (Quechua yana black, yaku water, "black water", Hispanicized spelling Yanayacu) is a mountain in the northern part of the Cordillera Negra in the Andes of Peru, about 4800m (15,700feet) high. It is situated in the Ancash Region, Santa Province, Cáceres del Perú District. Yana Yaku lies between Qarwaqucha in the southeast and Quñuqranra in the northwest, west of Rumi Cruz.[1]