Agios Vasileios (Greek: Άγιος Βασίλειος) is a village and a municipality in Rethymno regional unit, Crete, Greece.

The seat of the municipality is the village Spili.

[2] The municipality has an area of 359.171 km2 (138.677 sq mi).

[3] The municipality Agios Vasileios was formed at the 2011 local government reform by the merger of the following 2 former municipalities, that became municipal units:[2] The province of Agios Vasileios (Greek: Επαρχία Αγίου Βασιλείου) was one of the provinces of the Rethymno Prefecture.

It had the same territory as the present municipality.