Which nationality is shared by Jean-Jacques Favier and Jean-Loup Chrétien?
Jean-Loup Chrétien Jean-Loup Jacques Marie Chrétien (born 20 August 1938) is a French retired "Général de Brigade" (brigadier general) in the "Armée de l'Air" (French air force), and a former CNES spationaut. He flew on two Franco-Soviet space missions and a NASA Space Shuttle mission. Chrétien was the first Frenchman and the first western European in space.
Jean Ferry Jean Levy, known as Jean Ferry (16 June 1906 – 5 September 1974), was a French writer and follower of the 'pataphysical tradition'.