Duke of Ayen
The title Duke of Ayen was created by King Louis XV on 12 March 1737 raising the former county of Ayen to a Dukedom. It was used as a courtesy title by the eldest son of the Duke of Noailles. The lineage of Dukes of Ayen are cousins to the Dukes of Mouchy, a cadet branch of the House of Noailles.
List of dukes of Ayen
- 1737–1766 Louis de Noailles 1st Duke of Ayen then 4th Duke of Noailles and Marshal of France
- 1766–1823 Jean de Noailles, 2nd Duke of Ayen 5th Duke of Noailles, Peer of France
- 1823–1826 Paul de Noailles, 3rd Duke of Ayen and 6th Duke of Noailles
- 1826–1885 , 4th Duke of Ayen then 7th Duke of Noailles
- 1885–1895 Adrien de Noailles, 5th Duke of Ayen then 8th Duke of Noailles
- 1895–1945 Jean Maurice Paul Jules de Noailles, 6th Duke of Ayen
- 1945–1953 François Agénor Alexandre Hélie de Noailles, called the Marquis de Noailles, 7th Duke of Ayen then 9th Duke of Noailles
- 1953–2009 Hélie de Noailles, called the Count de Noailles, 8th Duke of Ayen then 10th Duke of Noailles
- 2009–present Emmanuel Paul Louis Marie de Noailles, 9th Duke of Ayen.
Arms