Jašiūnai is a town in Lithuania. It is situated on the Merkys River and an edge of the Rūdninkai Forest. According to the 2001 census, it had population of 1,879. The town's population is primarily Poles, with Lithuanians and Russians.
Wikipedia https://en.wikipedia.org/wiki/Jašiūnai
Coordinates 54°26'22.458" N 25°19'48.069" E