J. Michael Dunn (June 19, 1941 – April 5, 2021) was Oscar Ewing Professor Emeritus of Philosophy, Professor Emeritus of Informatics and Computer Science, was twice chair of the Philosophy Department, was Executive Associate Dean of the College of Arts and Sciences, and was founding dean of the School of Informatics (now the Luddy School of Informatics, Computing, and Engineering) at Indiana University.