Surname פררו (Ferrero 
, Ferraro , פררו 
) , all over the world, is a widespread family name. The cognomen פררו is characteristic of Italy, where it is quite a common surname, Argentina, and Uruguay (explore the name in all countries). Not in comparison with a country's population, it most frequently occurs in Italy, Argentina, and the United States. Very seldom, פררו is the forename as well as the last name.