Vasilios is a Greek variant transcription of the name Basil (Arabic, Czech, English, French, and German).
Vasilios is also a Greek variant transcription of the name William (English and French).
Vasilios is an irregularly used baby boy name. It is not listed in the top 1000. In 2018, among the family of boy names directly linked to Vasilios, William was the most frequently used.
† approx English pronunciation for Vasilios: V as in "vow (V.AW)" ; AE as in "at (AE.T)" ; S as in "see (S.IY)" ; IH as in "it (IH.T)" ; L as in "lay (L.EY)" ; Y as in "you (Y.UW)" ; AH as in "mud (M.AH.D)"