Barons of Prado del Rey Barones de Prado del Rey Created by Ferdinand VII, king of Spain Decree date 30-08-1826 First holder Antonio Mariscal, 1st baron of Prado del Rey Records #1 Holders Family filter On/Off 1 Antonio Mariscal, 1st baron of Prado del Rey Corrections and Updates To suggest a correction or an update. Click Here