Surname Васия (Vasiya 
, Васия 
, Washiya 
) , throughout the world, is a rare cognomen. The surname Васия is characteristic of India, where it is a very rare surname, Brazil, and the United Kingdom, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in India, Brazil, and China. More frequently, Васия is the forename as well as the last name.