Basilio Villarino (1741 – 1785) was a captain of the Spanish Royal Navy who traveled around the southern tip of South America. In 1837 some of his writings were published as Diario de la Navegación Emprendida en 1781, Desde el Rio Negro, para Reconocer la Bahia de Todos los Santos, las Islas del Buen Suceso, y el Desague del Rio Colorado.