Cognomen דיאס (Dias 
, Díaz 
, דיאס 
) , around the globe, is a prevalent surname. The surname דיאס is characteristic of Portugal, where it is a prevalent surname, Cabo Verde, where it is a widespread surname, and Brazil, where it is a common surname (explore the name in all countries). In absolute terms, it most frequently occurs in Brazil, Portugal, and Sri Lanka. Very seldom, דיאס is the forename as well as the last name.