| Aruáshi | |
| Nativename: | Aruá |
| Region: | Brazil |
| Speakers: | 12 |
| Date: | 2012 |
| Ref: | e25 |
| Familycolor: | American |
| Fam1: | Tupian |
| Fam2: | Monde |
| Iso3: | arx |
| Glotto: | arua1261 |
| Glottorefname: | Aruá (Rondonia State) |
| Map2: | Lang Status 20-CR.svg |
| Notice: | IPA |
Aruáshi, or Aruá, is a nearly extinct Tupian language of the states of Rondônia and Mato Grosso, in the Amazon region of Brazil. There were 131 Aruá in 2012 and about 20 people who speak Aruá as a maternal language.