Alonso de Estrada Spanish colonial administrator (1470–1530) Parents Ferdinand II of Aragon Children Juan de Estrada Siblings John, Prince of Asturias Alonso de Aragón Juana I of Castile Catherine of Aragon John of Aragon, Prince of Girona Maria of Aragon Isabel of Aragon Juana de Aragón Ruiz de Ivorra María Esperanza de Aragón