L1 users: 2,400 (2010). Spoken by 1,700 in Montana, 400 in Oklahoma (Golla 2007). Ethnic population: 4,000 (Golla 2007). In Montana.
Montana: northern Cheyenne Reservation; associated with Arapaho [arp] language users in western Oklahoma.
Summer camp for children in Montana where Cheyenne taught by fluent speakers (1998). Taught in Dull Knife Memorial College and at Saint Labre Indian School in Montana (Golla 2007). Middle-aged or older in Oklahoma, some children in Montana. Also use English [eng].
Latin script [Latn].