Marquesses of Mascarell de San Juan Marqueses de Mascarell de San Juan Created by Philip V, king of Spain Decree date 15-02-1718 Records #3 Holders Family filter On/Off 9 Ricardo Trénor y Palavicino, 9th marquess of Mascarell * 1868 11 Ramón Trénor y Trénor, 11st marquess of Mascarell de San Juan Cristóbal Sanz de Vallés, marquess of Mascarell Corrections and Updates To suggest a correction or an update. Click Here