Stephen Cornelius O'Connell (January 22, 1916 – April 13, 2001) was an American attorney, appellate judge and university president. O'Connell was a native of Florida, and earned bachelor's and law degrees before becoming a practicing attorney. He later was chosen to be a justice of the Florida Supreme Court from 1955 to 1967, and served as the sixth president of the University of Florida from 1967 to 1973.