Stanisław Marian Waltoś (born 9 February 1932) is a Polish legal scholar and academic specializing in criminal law and legal history, professor of legal sciences, member of the Polish Academy of Sciences and the Polish Academy of Learning, professor of the Jagiellonian University, who was Head of the Department of Criminal Proceedings at the Faculty of Law of the Jagiellonian University from 1974, as well as the director of the Jagiellonian University Museum between 1977 and 2011.