Guy de Rougemont was born on 3 April 1935 in Paris, France. Guy was married to Anne-Marie Deschodt. Guy died on 18 August 2021 in Montpellier, Hérault, France.
Artist, member of Beaux-Arts Academy, he is the son of a general and a descendant of painter baron Lejeune on his mother's side. He is the brother of Laure de Beauvau Craon.