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Surname Roiz (Roiz
, Ройс
, Ройз
) , worldwide, is quite a rare family name. The cognomen Roiz is habitual in Nicaragua, where it is quite a rare surname, Estonia, where it is a rare surname, and Panama. Not in comparison with a country's population, it is commonest in Mexico, Brazil, and Spain. Much less frequently, Roiz is the forename as well as the last name.