Meaning and Name Origin
Vasily \v(a)-si-ly\ as a boys' name. Vasily's root is Greek, and Vasily means "royal, kingly". Vasily is a variation of Basil (Greek): from the Greek name Basileios, derived from "basileus", meaning "king". Vasily is also a variant of Vasilis (Greek): more familiar in its anglicized form, Basil.
Vasily has 24 more alternative forms via Basil, Vasilis: Basile, Basileios, Basilic, Basilides, Basilie, Basilio, Basilius, Bazeel, Bazeelius, Bazil, Bazyli, Vasile, Vasileios, Vasileos, Vasilij, Vasilije, Vasilios, Vasilius, Vasilus, Vaso, Vasos, Vassilij, Vasya and Wassily.
Vasily is an unusual first name for males. Vasily is also an uncommon surname for all people. (2000 U.S. Census)
Shown below is a comparison of the popularity of the boy name Vasily and related names. The only prominent related form of Vasily (#unlisted) listed in the Top 1000 is Basil. Adoption of this boy name was at its peak during 1900-1909 and is now much less, with the form Basil becoming less fashionable. (2014 Birth Statistics)