Michael F. Cavanagh, Justice of the Michigan Supreme Court, 1982–present (served as Chief Justice 1991–1995)
Bob Constan, Michigan State House of Representatives
Maura D. Corrigan, director, Michigan Department of Human Services;[5] former Justice of the Michigan Supreme Court, 1998–2011 (served as Chief Justice 2001–2004)
Bob Miller (1926–2020), former MLB player (1949–58) and U-D baseball coach (1965–2000); career Titans coaching record of 896-780-2; named to Titans Hall of Fame 1979
John P. McNichols, S.J., Jesuit priest and 11th president of University of Detroit 1921–1932; established the McNichols Campus, and is the namesake for McNichols Road in Detroit
^Sieden, Lloyd Steven (2000). Buckminster Fuller's Universe. Basic Books. pp. 434–435. ISBN9780738203799.
^Watrous, Jerome Anthony (1909). Memoirs of Milwaukee County. Vol. 2. Madison, Wisconsin: Western Historical Association. p. 131. Then for a period of four years [Johnston] was professor of classics, English and mathematics at Detroit College and served in a like capacity at St. Xavier's College of Cincinnati for another year.