Martial Henri Valin (14 May 1898 in Limoges – 19 September 1980 in Neuilly-sur-Seine) was a French Air Force general. He initially served as a cavalryman in the First World War. After nine years cavalry service in the chasseurs d'Afrique, dragoons, spahis, and hussars, he eventually volunteered for the French Army's aviation branch, the aéronautique militaire, in 1926. He commanded the Free French Air Forces from July 1941 to June 1944, and was then Chief of General Staff of the French Air Army from October 1944 until 1946. He participated in both World Wars and the Rif War.