Colotenango is a town and municipality in the Guatemalan department of Huehuetenango.

The municipality is situated at 1,590 m (5,220 ft) above sea level and has a population of 34,834 (2018 census).

Colotenango has two holy sites called Tuikalajan and Tuisanmarcos.

Colotenango is traditionally a Maya community whose residents speak the Mayan Mam language.

Colotenango includes the following aldeas (towns), Colotenango (el pueblo), Canton Morales, El Granadillo, Ical, Ixconlaj, La Barranca, La Vega, Tojlate, Luminoche, Tixel, and Xemal.