Duke of Coislin
Duke of Coislin was a title of nobility in the peerage of France created by Louis XIV of France in 1665 for Armand de Camboust.
List of dukes of Coislin, 1665—1732
| From | To | Duke of Coislin | Relationship to predecessor |
| 1665 | 1702 | Armand de Camboust, duc de Coislin | First Duke of Coislin |
| 1702 | 1710 | Pierre de Camboust, duc de Coislin | Son of Armand de Camboust, duc de Coislin |
| 1710 | 1732 | Henri Charles du Cambout de Coislin | Brother of Pierre de Camboust, duc de Coislin |