Iowa-Oto
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A language of United States
Alternate Names
Iowa-Oto-Missouria
User Population
No known L1 speakers. Last fluent speaker, Otoe Truman Dailey, of Iowa and Chiwere died in 1996 (Mithun 1999). Ethnic population: 1,150 (Golla 2007).
Location
Oklahoma: central.
Language Status
9 (Dormant). Language of registered tribe: Iowa Tribe of Kansas and Nebraska, Iowa Tribe of Oklahoma, Otoe-Missouria Tribe of Indians.
Dialects
Iowa (Bah Kho Je, Baxoje, Báxoje ich’é, Ioway), Chiwere (Jiwele, Jiwere, Jíwere ich’é, Oto, Otoe), Missouria (Missouri, Niutaji, Nyut’chi, Ñút’achi).
Language Use
In 1999, only 4 passive speakers remained, none fluent (Golla 2007). Shifted to English [eng].
Language Development
Dictionary. Grammar. Language preservation activities taking place in Oklahoma (Golla 2007).


Iowa and Oto formerly 1 language, with some family variations cross-cutting tribal affiliations. Missouri dialect extinct for many years.