Dakotan may refer to:Sioux language, particularly the dialect of the Santee Dakotan, a member of the Sioux, especially the Santee tribe Dakotan, a branch of the Siouan languages including Sioux, Assiniboine and Stony SS Dakotan, a 1912 American-Hawaiian ship Dakotan (train), a named passenger train of the United States Dakotan, of or relating to the Dakota Territory in the United States