Background
He was born in Córdoba or Burgos, the son of Hernán Ruiz the Elder, also an architect.
He was born in Córdoba or Burgos, the son of Hernán Ruiz the Elder, also an architect.
His activities include the role of director of the construction of the Cathedral of Córdoba (from 1547) and of Seville (since 1557), the baptistery of San Nicolás de la Villa (1540–1554), the Casa consistorial de Sevilla, the Hospital de las Cinco Llagas ("Hospital of the Five Holy Wounds") and others He died at Seville in 1569.