Last name Ruuz (Rosa 
, Ruuz 
) , in all the world, is a prevalent cognomen. The last name Ruuz is characteristic of Latin America and the Caribbean, particularly Mexico, where it is a widespread surname, Nicaragua, and Honduras (explore the name in all countries). Not in comparison with a country's population, the name is most common in Mexico, Brazil, and Spain. Also, Ruuz is the forename as well as the last name.