Hatun Urqu (Quechua hatun big, urqu, mountain,[2] "big mountain", Hispanicized spelling Jatunorcco) is a mountain in the Huancavelica Region in Peru, about 4,900 metres (16,076 ft) high.

It is situated in the Huaytará Province, in the west of the Pilpichaca District.

Hatun Urqu lies south of the mountain Yana Urqu ("black mountain", Hispanicized Yanaorcco).

It flows to the river Qullpamach'ay ("salpeter cave", Jollpamachay) south of Hatun Urqu.

This Cusco Region geography article is a stub.