Michel Raynaud (; 16 June 1938 – 10 March 2018) was a French mathematician. He worked in algebraic geometry. He was a professor at Paris-Sud 11 University. In 1987 he received the Prize Ampère from the Académie des Sciences. In 1995 he received the Cole Prize, together with David Harbater, for his solution of the Abhyankar conjecture. 