Cognomen Velloso (Velloso ) , worldwide, is quite a common last name. The cognomen Velloso is characteristic of Latin America and the Caribbean, particularly Brazil, where it is quite a rare surname, Paraguay, and Uruguay, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Latin America and the Caribbean, particularly Brazil, Paraguay, and Argentina. Very seldom, Velloso is the forename as well as the last name.