Family name دييجو (Diego 
, Diogo , Diegu 
) , around the world, is a widespread cognomen. The surname دييجو is habitual in Spain, where it is a common surname, Uruguay, and Argentina (explore the name in all countries). Not in comparison with a country's population, it is commonest in Mexico, Spain, and Argentina. More frequently, دييجو is the forename as well as the last name.