Family name Vasilka (Василка 
, Vasilka 
, וסילקה 
) , all over the world, is a common cognomen. The surname Vasilka is habitual in Bulgaria, where it is a common surname, North Macedonia, where it is quite a common surname, and Greece, where it is a rare surname. Measured by absolute frequency, it is commonest in Bulgaria, North Macedonia, and Spain. Also, Vasilka is the forename as well as the last name.