Marquesses of Arenzana Marqueses de Arenzana Created by Leo XIII, pope Decree date 11-02-1879 First holder Miguel de Arenzana y Echarri, 1. marqués de Arenzana Records #1 Notes(...) Holders Family filter On/Off 1 Miguel de Arenzana y Echarri, 1. marqués de Arenzana Corrections and Updates To suggest a correction or an update. Click Here