Robert Armistead Bryan (April 26, 1926 – December 27, 2017) was an American former university professor, administrator and university president. Bryan was a native of Pennsylvania, and earned his bachelor's, master's and doctorate degrees. He subsequently obtained an appointment as a professor of English literature. He was a long-time professor and academic administrator at the University of Florida, and was appointed as the university's interim president, serving from 1989 to 1990. Bryan also served as the interim president of the University of Central Florida from 1991 to 1992, and the interim president of the University of South Florida from 1993 to 1994.