Cognomen Weles (Weles 
) , throughout the world, is a very rare surname. The surname Weles is habitual in Belgium, where it is a rare surname, Honduras, where it is a very rare surname, and Brazil, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Belgium, Brazil, and Nigeria. More prevalently, Weles is the forename as well as the last name.