Cognomen Бриак (Briac 
, Бриак 
, Brioc 
) , all over the world, is a very rare last name. The surname Бриак is characteristic of Belgium, where it is a rare surname, France, where it is a very rare surname, and the United States, where it is an extremely rare surname. More frequently, Бриак is the forename as well as the last name.