People Prince Aimone, 4th Duke of Aosta Italian prince and navy officer (1900-1948)9 March 1900 – 29 January 1948 Prince Aimone, 4th Duke of Aosta9 March 1900 – 29 January 1948Princess Irene, Duchess of Aosta13 February 1904 – 15 April 1974 Prince Amedeo, 5th Duke of Aosta27 September 1943 – 1 June 2021 Spouses and partnersPrincess Irene, Duchess of Aosta13 February 1904 – 15 April 1974ChildrenPrince Amedeo, 5th Duke of Aosta27 September 1943 – 1 June 2021 From Wikipedia and Wikidata (public domain), updated daily.
