Lower Chinook
| Lower Chinook | |
|---|---|
| Tsinúk | |
| Native to | United States | 
| Region | Columbia River Valley | 
| Ethnicity | 140 lower Chinook (2000 census) | 
| Extinct | 1930s | 
| Chinookan
 
 | |
| Language codes | |
| ISO 639-3 | chh | 
| Glottolog | chin1286 | 
Lower Chinook is an extinct Chinookan language historically spoken at the mouth of the Columbia River on the west coast of North America.