Marquesses of Marañón Marqueses de Marañón Created by João Carlos I, King of Spain Decree date 05-05-1987 First holder Gregorio Maranon y Moya, marquess of Marañon * 1914 Records #2 Holders Family filter On/Off 1 Gregorio Maranon y Moya, marquess of Marañon * 1914 2 Gregorio Marañón y Bertrán de Lis, marquess of Marañon * 1942 Corrections and Updates To suggest a correction or an update. Click Here
