Tancancocha (possibly from Quechua tanka fork, a deep bifurcation, -n a suffix, qucha lake,[2][3] "lake of the bifurcation") is a mountain in the north of the Huallanca mountain range in the Andes of Peru at a small lake of that name.

[4] The mountain reaches an altitude of approximately 5,200 m (17,100 ft).

It is located in the Ancash Region, Bolognesi Province, in the districts of Aquia and Huallanca.

[1] The lake named Tancancocha lies in the Huallanca District[1][4] at 9°53′55″S 77°02′56″W / 9.89861°S 77.04889°W / -9.89861; -77.04889, northeast of the peak.

This Ancash Region geography article is a stub.