Following is a list of notable Wittenberg University alumni.
- Mark A. Boyer, Ph.D. 1988, Professor of Political Science, University of Connecticut[3]
- Barry Burden, Ph.D. 1998, professor of political science, University of Wisconsin-Madison
- Jonathan Howes (bachelor's degree 1959), Director of the Center for Urban and Regional Studies at the University of North Carolina at Chapel Hill and mayor of Chapel Hill, North Carolina[4]
- George Philip Krapp, professor of English at Columbia University
- John Warwick Montgomery, Distinguished Research Professor of Philosophy at Concordia University, lawyer, theologian (M.Div., 1958)[5]
- Robert Bruce Raup, philosopher, writer, professor in the Philosophy of Education, Teachers College, Columbia University
- Karl Weick, organizational theorist at the University of Michigan
- John Chowning, American musician, inventor, and professor
- Lauren Schmidt Hissrich, television writer
- Thomas Hyland, professional blackjack player, Blackjack Hall of Fame inductee
- Pierre Lhomme, French cinematographer[6]
- James Rebhorn, actor
- Barbara Shearer, pianist
- Brendan Wentworth, Actor.
- Gregory L. Frost, United States federal judge
- Peter S. Grosscup, Judge U.S. Seventh Circuit Court of Appeals, 1899–1911
- James G. Johnson, justice of the Supreme Court of Ohio
- Mary Miller Johnston, judge, Superior Court of Delaware, 2003-2024
- A. John Pelander, justice of the Arizona Supreme Court
- Augustus N. Summers, Justice of the Ohio Supreme Court, 1904–1911
- Shelice Tolbert, attorney in Indiana
- Charles B. Zimmerman, Associate Justice of the Ohio Supreme Court, 1933 and 1934–1949
- Brian Agler, basketball coach, formerly the head coach of WNBA's Seattle Storm and Los Angeles Sparks. He now serves as Wittenberg's Athletic Director
- Al Davis, owner of the Oakland Raiders NFL franchise, attended Wittenberg University but graduated from Syracuse University 1950
- Sandy Dukat, athlete
- Mark Henninger, football coach
- Taver Johnson, football coach
- Ron Lancaster, 4-time Grey Cup-winning CFL quarterback and coach, member of the Canadian Football Hall of Fame
- William C. Martin, University of Michigan athletic director, 2000–2009; founder, Bank of Ann Arbor; founder, First Martin Corp.; former president of the United States Olympic Committee
- Eldon Miller – former men's college basketball coach at Wittenberg University, Western Michigan University, Ohio State University, and the University of Northern Iowa