Dukes of Goyaz Duques de Goyaz Created by Peter I, emperor of Brazil First holder D. Isabel Maria de Alcântara Brasileira, duquesa de Goiás * 1824 Records #1 Holders Family filter On/Off 1 D. Isabel Maria de Alcântara Brasileira, duquesa de Goiás * 1824 Sources Nobreza de Portugal e Brasil - 3 vols-vol. 3-pg. 608 Corrections and Updates To suggest a correction or an update. Click Here