Obispeño language
| Obispeño | |
|---|---|
| tiłhini | |
| Native to | United States | 
| Region | Californian coastal areas | 
| Ethnicity | yak titʸu titʸu yak tiłhini Northern Chumash | 
| Extinct | 1917, with the death of Rosario Cooper | 
| Revival | 21st century | 
| Chumashan
 
 | |
| Dialects | 
 | 
| Language codes | |
| ISO 639-3 | obi | 
| Glottolog | obis1242 | 
|   Obispeño | |
| Obispeño is classified as Extinct by the UNESCO Atlas of the World's Languages in Danger | |
Obispeño (also known as tiłhini) is one of the extinct Chumash Native American languages previously spoken along the coastal areas of California. The primary source of documentation on the language is from the work of linguist J. P. Harrington.