Oro Win language

Oro Win
Region	Brazil
Ethnicity	55 (1998)
Native speakers	2 (2010)
Language family	Chapacuran Wari Oro Win
Language codes
ISO 639-3
Glottolog	`orow1243`
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Oro Win is a moribund Chapacuran language spoken along the upper stretches of the Pacaás Novos River in Brazil.

Oro Win is one of only five languages known to make use of a voiceless bilabially post-trilled dental stop, [t͡ʙ̥].

As of 2010, there were only six known speakers of Oro Win in Brazil, and all of them were over 50 years of age.