Fort Yukon is a city in the Yukon-Koyukuk Census Area in the U.S. state of Alaska, straddling the Arctic Circle. The population, predominantly Gwich'in Alaska Natives, was 428 at the 2020 census, down from 595 in 2000.

The Gwichʼin language belongs to the Athabaskan language family and is spoken by the Gwich'in First Nation (Canada) / Alaska Native People. It is also known in older or dialect-specific publications as Kutchin, Takudh, Tukudh, or Loucheux. Gwich'in is spoken primarily in the towns of Inuvik, Aklavik, Fort McPherson, and Tsiigehtchic, all in the Northwest Territories and Old Crow in Yukon of Canada. In Alaska of the United States, Gwichʼin is spoken in Beaver, Circle, Fort Yukon, Chalkyitsik, Birch Creek, Arctic Village, Eagle, and Venetie.