sio Siouan languages

Document v1 · published by Koskamo · updated 2026-10-04

ISO 639-2, the international standard for language codes, assigns the code sio to Siouan languages.

ISO 639-2/B code: sio
English name: Siouan languages
French name: sioux, langues

Source and provenance

Original source: www.loc.gov
Published on Koskamo by: Koskamo
Citation version: Document v1
Reuse: ISO 639-2 code list published by the Library of Congress as registration authority (loc.gov/standards/iso639-2)

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Version history

Published by Koskamo2026-10-04
Version 1