Marc Léopold Benjamin Bloch (; French: [maʁk leɔpɔld bɛ̃ʒamɛ̃ blɔk]; 6 July 1886 – 16 June 1944) was a French historian. He was a founding member of the Annales School of French social history. Bloch specialised in medieval history and published widely on Medieval France over the course of his career. As an academic, he worked at the University of Strasbourg (1920 to 1936), the University of Paris (1936 to 1939), and the University of Montpellier (1941 to 1944).