Counts of Serém Condes de Serém Created by John IV, king of Portugal Decree date 18-04-1643 First holder Fernando Mascarenhas, 1st count of Serém * c. 1625 Records #2 Holders Family filter On/Off 1 Fernando Mascarenhas, 1st count of Serém * c. 1625 2 Jorge Mascarenhas, 2nd count of Serém * c. 1650 Sources Nobreza de Portugal e Brasil - 3 vols-vol. 3-pg. 371 Corrections and Updates To suggest a correction or an update. Click Here