Family name Serfio (Serfio 
) , globally, is a very rare last name. The surname Serfio is habitual in Latin America and the Caribbean, particularly Venezuela, where it is a very rare surname, Mexico, and Honduras. In absolute terms, it is the most numerous in Latin America and the Caribbean, particularly Mexico, Venezuela, and Peru. More prevalently, Serfio is the forename as well as the last name.