The Dukes of Cádiz are a noble title in Spain, historically linked to the city of Cádiz. The title was first granted in the 18th century and has been held by various members of the Spanish aristocracy. The dukes have played significant roles in Spanish history, particularly during the Spanish Civil War and the Franco regime. The title is part of the larger Spanish nobility system, which includes various ranks such as dukes, marquesses, and counts. The current holder of the title is a descendant of the original duke, and the family continues to be involved in cultural and social activities in Cádiz and beyond.