Quapaw language

Quapaw
Ogáxpa
Native toUnited States
RegionArkansas, Oklahoma
Ethnicity160 Quapaw (2000 census)
ExtinctApril 19, 2022, with the death of Ardina Moore
Siouan
Language codes
ISO 639-3qua
Glottologquap1242
ELPQuapaw
Map showing the distribution of Oklahoma Indian languages

The Quapaw language (Ogáxpa, Okáxpa [oˈkaxpa]), also known as Arkansas, is a Siouan language of the Quapaw people, originally from a region in present-day Arkansas. Later was spoken in Oklahoma.

It is similar to the other Dhegihan languages: Kansa, Omaha, Osage and Ponca.