Bazilionai (Polish: Bazyliany) is a small town in Šiauliai County in northern-central Lithuania. It is situated on the bank of the Dubysa River about 2 kilometres (1.2 mi) of the road connecting Šiauliai with Sovetsk (former trade route to Tilsit). As of 2001 it had a population of 475. In 1744, King Augustus III granted a privilege to organize regular fairs in the town.