Athabaskan languages
Athabaskan or Athabascan (also Dene, Athapascan, Athapaskan) is a large group of indigenous peoples
Indigenous peoples of the Americas
The indigenous peoples of the Americas are the pre-Columbian inhabitants of North and South America, their descendants and other ethnic groups who are identified with those peoples. Indigenous peoples are known in Canada as Aboriginal peoples, and in the United States as Native Americans...

 of North America
North America
North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

, located in two main Southern and Northern groups in western North America, and of their language family. The Athabaskan family is the second largest family in North America in terms of number of languages and the number of speakers, following the Uto-Aztecan
Uto-Aztecan languages
Uto-Aztecan or Uto-Aztekan is a Native American language family consisting of over 30 languages. Uto-Aztecan languages are found from the Great Basin of the Western United States , through western, central and southern Mexico Uto-Aztecan or Uto-Aztekan is a Native American language family...

 family which extends into Mexico.