José Carrillo de Albornoz y Montiel, 1st Duke of Montemar (8 October 1671 – 26 June 1747)[1] was a Spanish Army officer and nobleman who served as the viceroy of Sicily from 1734 to 1737.

During the War of the Spanish Succession he aligned with the side of Philip of Anjou and fought as mariscal de campo in the Battle of Villaviciosa (1710) in the cavalry under the Count of Aguilar.

In 1731 he headed the expeditionary force that occupied the Duchy of Parma for its legal heir, Don Carlos, future King Charles III of Spain.

In 1733 he commanded the Spanish army that fought and defeated the Austrians in Italy during the War of Polish Succession.

In 1741 he was appointed as head of the 50,000 men strong expeditionary Spanish army in Italy during the War of Austrian Succession.