Barons of Bastos Barões de Bastos Created by Mary II, Queen of Portugal Decree date 18-04-1848 Decree date 21-05-1851 First holder Francisco de Paula Bastos, 1st viscount of Bastos * 1793 Records #1 Holders Family filter On/Off 1 Francisco de Paula Bastos, 1st viscount of Bastos * 1793 Sources Nobreza de Portugal e Brasil - 3 vols-vol. 2-pg.407 Corrections and Updates To suggest a correction or an update. Click Here