Onuškis
| Onuškis | |
|---|---|
| Town | |
| Coordinates: 54°29′10″N 24°35′30″E / 54.48611°N 24.59167°E | |
| Country | Lithuania | 
| Ethnographic region | Dzūkija | 
| County | Vilnius County | 
| Municipality | Trakai district municipality | 
| Eldership | Onuškis eldership | 
| Capital of | Onuškis eldership | 
| Population  (2011) | |
|  • Total | 519 | 
| Time zone | UTC+2 (EET) | 
| • Summer (DST) | UTC+3 (EEST) | 
Onuškis is a small town in Lithuania in the Trakai district municipality, around 30 km (19 mi) from Trakai and 16 km (9.9 mi) south of Aukštadvaris. As of 2011, it had 519 inhabitants and was the seat for the Onuškis eldership.