The Taku River Tlingit First Nation are the band government of the Inland Tlinkit in far northern British Columbia, Canada and also in Yukon. They comprise two ḵwaan (tribes) of the Tlingit people, who are otherwise coastal, the Áa Tlein Ḵwáan of the Atlin Lake area and the Deisleen Ḵwáan of Teslin Lake, whose main focus is the Teslin Tlingit Council in Teslin, Yukon. Their band offices are in Atlin, British Columbia.