types:
Biloxi
a member of the Siouan people of southeastern Mississippi
Catawba
a member of the Siouan people formerly living in the Carolinas
Crow
a member of the Siouan people formerly living in eastern Montana
Dakota
a member of the Siouan people of the northern Mississippi valley; commonly called the Sioux
Dhegiha
any member of a Siouan people speaking one of the Dhegiha languages
Gros Ventre,
Hidatsa
a member of the Sioux people formerly inhabiting an area along the Missouri river in western North Dakota
Iowa,
Ioway
a member of the Siouan people formerly living in Iowa and Minnesota and Missouri
Missouri
a member of the Siouan people formerly inhabiting the valley of the Missouri river in Missouri
Ofo
a member of the Siouan people living in the Yazoo river valley in Mississippi
Oto,
Otoe
a member of the Siouan people inhabiting the valleys of the Platte and Missouri rivers in Nebraska
Tutelo
a member of the Siouan people of Virginia and North Carolina
Winnebago
a member of the Siouan-speaking people formerly living in eastern Wisconsin south of Green Bay; ally of the Menomini and enemy of the Fox and Sauk people
Brule
a member of a group of Siouan people who constituted a division of the Teton Sioux
Hunkpapa
a member of the Siouan people who constituted a division of the Teton Sioux and who formerly lived in the western Dakotas; they were prominent in resisting the white encroachment into the northern Great Plains
Kansa,
Kansas
a member of the Siouan people of the Kansas river valley in Kansas
Miniconju
a member of a group of Siouan people who constituted a division of the Teton Sioux
Ogalala,
Oglala
a member of the Siouan people who constituted a division of the Teton Sioux and who formerly inhabited the Black Hills of western South Dakota
Maha,
Omaha
a member of the Siouan people formerly living in the Missouri river valley in northeastern Nebraska
Osage
a member of the Siouan people formerly living in Missouri in the valleys of the Missouri and Osage rivers; oil was found on Osage lands early in the 20th century
Ponca,
Ponka
a member of the Siouan people of the Missouri river valley in northeastern Nebraska
Quapaw
a member of the Siouan people of the Arkansas river valley in Arkansas
Sihasapa
a member of a group of Siouan people who constituted a division of the Teton Sioux
Two Kettle
a member of the Siouan people who constituted a division of the Teton Sioux