Athabaskan or Athabascan (also Dene, Athapascan, Athapaskan) is a large family of indigenous languages of North America, located in western North America in three groups of contiguous languages: Northern, Pacific Coast and Southern (or Apachean). Kari and Potter 2010:10 place the total territory of the 53 Athabaskan languages at 1,563,000 mi2 or 4,022,000 km2.