Tutchone is an Athabaskan language spoken by the Northern and Southern Tutchone First Nations in central and southern regions of Yukon Territory, Canada. Tutchone belongs to the Northern Athabaskan linguistic subfamily and has two primary varieties, Southern and Northern. Although they are sometimes considered separate languages, Northern and Southern Tutchone speakers are generally able to understand each other in conversation, albeit with moderate difficulty.

The Southern Tutchone are a First Nations people of the Athabaskan-speaking ethnolinguistic group living mainly in the southern Yukon in Canada. The Southern Tutchone language, traditionally spoken by the Southern Tutchone people, is a variety of the Tutchone language, part of the Athabaskan language family. Some linguists suggest that Northern and Southern Tutchone are distinct and separate languages.