Challhuahuacho (Quechua: Challwa Wachu,[1] meaning 'fish ridge') is one of the six districts of the province Cotabambas in Peru.

The town has 4,000 inhabitants with another 10,000 in the surrounding area of Challhuahuacho.

[2] One of the highest peaks of the district is Anka Tapana at approximately 4,800 m (15,700 ft).

Other mountains are listed below:[3] The people in the district are mainly indigenous citizens of Quechua descent.

Quechua is the language which the majority of the population (87.57%) learnt to speak in childhood, 12.11% of the residents started speaking using the Spanish language (2007 Peru Census).