William Samuel Livingston (July 1, 1920 – August 15, 2013) was a political science professor who was the acting president of the University of Texas at Austin, a position he held from 1992 until 1993. Born in Ironton, Ohio, Livingston fought in World War II as a First Lieutenant and was awarded the Bronze Star and the Purple Heart. In 1943 he obtained bachelor's and master's degrees from Ohio State University before transferring to Yale University, where he was award a PhD in 1950.