Family name Valleta (Valleta 
) , in all the world, is a rare last name. The cognomen Valleta is characteristic of Latin America and the Caribbean, particularly Argentina, where it is a rare surname, Brazil, where it is a very rare surname, and Venezuela. Not in comparison with a country's population, it is commonest in Argentina, Brazil, and Indonesia. Also, Valleta is the forename as well as the last name.