Family name Aranzazú (Aranzazú 
) , in the world, is an extremely rare cognomen. The last name Aranzazú is characteristic of Latin America and the Caribbean, particularly Chile, where it is an extremely rare surname. Much more prevalently, Aranzazú is the forename as well as the last name.
Ab, Cabrera, Cortés, García, Galeana, Guzmán, Johnson, Navarro, Fuentes, Isidora, Mauricio, Sánchez, Castillo, Candelas, Guillén, Gonzalez, Güitrón, Figueroa, Martínez, González, Rodríguez, Hernández, Salcedo, Méndez, Miranda, Mendoza, Hdz, Ruiz, Silva, Arias, Perez, Ramos, Rojas, Gomez, Lopez, Tovar, Vallejo Sepulveda, Izaza, Molina, Aviña, Campos, Blanco, Pérez, López, Torres, Ibarra, Maritxu, Morales, Mangas, and Jaureguiberry