Duke of Algeciras
Duke of Algeciras, is a title of Spanish nobility that is accompanied by the dignity of Grandee of Spain. It was granted to Isabel Gutiérrez de Castro in 1906 by Alfonso XIII. The tile was granted in honor of the first duchess's late son, Juan Manuel Sanchez y Gutiérrez de Castro, who was married to the Duchess of Almodóvar del Río.Dukes of Algeciras
- Isabel Gutiérrez de Castro y Cossío, 1st Duchess of Algeciras
- María de las Mercedes de Hoyos y Sánchez, 2nd Duchess of Algeciras
- Ricardo López de Carrizosa y Hoyos, 3rd Duke of Algeciras
- Carlos López de Carrizosa y Mitjans, 4th Duke of Algeciras