Surname Серра (Serra 
, Cerra 
, Serr ) , in the world, is a widespread last name. The family name Серра is characteristic of Southern Europe, particularly Portugal, where it is a common surname, San Marino, where it is quite a common surname, and Italy (explore the name in all countries). Not in comparison with a country's population, the name is most common in Brazil, Italy, and Spain. Very seldom, Серра is the forename as well as the last name.