Ferdinand I of Portugal
António de Noronha, 1st Count of Vila Verde, was a 6th grandson of Pedro de Noronha, Archbishop of Lisbon, who lived in the late 14th/earlier 15th centuries. The Archbishop had royal ancestry both through his mother (Isabel of Portugal, a natural daughter of King Ferdinand I of Portugal) and through his father (Alfonso, Count of Noroña y Gigón, a natural son of King Henry II of Castile).