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Cognomen Machuca (Machuca , Мачука ) , in the world, is a common surname. The cognomen Machuca is characteristic of Latin America and the Caribbean, particularly Paraguay, where it is quite a common surname, El Salvador, and Peru (explore the name in all countries). In absolute terms, it most frequently occurs in Latin America and the Caribbean, particularly Mexico, Argentina, and Peru. Very seldom, Machuca is the forename as well as the last name.