Hidatsa

Hidatsa
Hiraacá
Long Time Dog, a Hidatsa warrior
Total population
811 (2020 census), 17,648 enrolled citizens of the Three Affiliated Tribes of the Fort Berthold Reservation (2020)
Regions with significant populations
North Dakota
Languages
Hidatsa language, English
Religion
Indigenous religion, Naxpike, Christianity
Related ethnic groups
Apsáalooke, Mandan

The Hidatsa (/hɪˈdɑːtsə/ hih-DOT-sə) are a Missouri River Siouan people. They are enrolled in the federally recognized Three Affiliated Tribes of the Fort Berthold Reservation in North Dakota. Their language is related to that of the Apsáalooke, and they are sometimes considered a parent tribe of the Apsáalooke in Montana.