Uisai language
| Uisai | |
|---|---|
| Region | Bougainville | 
| Native speakers | (2,500 cited 1991) | 
| South Bougainville
 
 | |
| Language codes | |
| ISO 639-3 | uis | 
| Glottolog | uisa1238 | 
| ELP | Uisai | 
Uisai is a South Bougainville language of Bougainville Province, Papua New Guinea. It is in the Buin language subfamily. The language uses Latin script.