Last name فيلس (Wels 
, Phills 
, Vails 
) , in all the world, is quite a rare surname. The cognomen فيلس is characteristic of Saint Vincent and the Grenadines, where it is quite a common surname, Netherlands, where it is quite a rare surname, and Austria. Measured by absolute frequency, it most frequently occurs in Germany, the United States, and Netherlands. Much less frequently, فيلس is the forename as well as the last name.