Dukes of San Miguel Duques de San Miguel Created by Isabella II, queen of Spain Decree date 1855 First holder Evaristo San Miguel y Valledor, 1st duke of San Miguel * 1785 Records #1 Holders Family filter On/Off 1 Evaristo San Miguel y Valledor, 1st duke of San Miguel * 1785 Corrections and Updates To suggest a correction or an update. Click Here