Duke of la Torre is a hereditary ducal

Duke

A duke or duchess is a member of the nobility, historically of highest rank below the monarch, and historically controlling a duchy...

 title in the spanish nobility

Spanish nobility

Spanish nobles are persons who possess the legal status of hereditary nobility according to the laws and traditions of the Spanish monarchy. A system of titles and honours of Spain and of the former kingdoms that constitute it comprise the Spanish nobility...

, which holds a grandeeship of Spain 1st Class. It was conferred on November 1862 on General Francisco Serrano y Domínguez, Count consort of San Antonio, by Queen Isabella II of Spain

Isabella II of Spain

Isabella II was the only female monarch of Spain in modern times. She came to the throne as an infant, but her succession was disputed by the Carlists, who refused to recognise a female sovereign, leading to the Carlist Wars. After a troubled reign, she was deposed in the Glorious Revolution of...

, in acknowledgement for his loyalty during the time he was Captain General of Cuba.

Dukes of la Torre (1862-)

• Francisco Serrano, 1st Duke of la Torre (1810–1885)
• Francisco Serrano, 2nd Duke of la Torre (1862–1942), elder son of the 1st Duke
• Carlos Martínez de Campos, 3rd Duke of la Torre (1887–1975), only son of the 1st Duke's eldest daughter
• Leopoldo Martínez de Campos, 4th Duke of la Torre (1913–2000), eldest son of the 3rd Duke
• Carlos Martínez de Campos, 5th Duke of la Torre (b. 1944), eldest son of the 4th Duke

The heir apparent

Heir apparent

An heir apparent or heiress apparent is a person who is first in line of succession and cannot be displaced from inheriting, except by a change in the rules of succession....

 is Doña Carla Martínez de Campos, Countess Carlo Moroni