| Season | Head coach | Conference | Season results | Post-season Results |
|---|
| Conference |
|---|
| Won | Lost | Tied | Won | Lost | Tied |
|---|
| Mount Union Purple Raiders |
| 1893 | No coach | Independent | 1 | 2 | 0 | — | — | — | |
| 1894 | Herbert C. Davis | Independent | 4 | 5 | 0 | — | — | — | |
| 1895 | No team |
| 1896 | Albert J. Norton | Independent | 3 | 4 | 1 | — | — | — | |
| 1897 | Joe L. Stamp | Independent | 2 | 4 | 1 | — | — | — | |
| 1898 | No team |
| 1899 | Melvin L. Battles | Independent | 5 | 1 | 1 | — | — | — | |
| 1900 | Wendell H. Phelps | Independent | 1 | 4 | 1 | — | — | — | |
| 1901 | Campbell | Independent | 5 | 5 | 1 | — | — | — | |
| 1902 | Frank Halliday | Independent | 6 | 3 | 0 | — | — | — | |
| 1903 | Pearl Sommerville | Independent | 2 | 5 | 1 | — | — | — | |
| 1904 | Independent | 2 | 6 | 0 | — | — | — | |
| 1905 | Roy Beechler | Independent | 2 | 6 | 0 | — | — | — | |
| 1906 | Harry Pierce | Independent | 2 | 5 | 1 | — | — | — | |
| 1907 | E. J. Stewart | Independent | 9 | 2 | 0 | — | — | — | |
| 1908 | H. B. Emerson | Independent | 5 | 4 | 1 | — | — | — | |
| 1909 | Robert Dawson | Independent | 8 | 2 | 0 | — | — | — | |
| 1910 | Independent | 4 | 2 | 2 | — | — | — | |
| 1911 | Independent | 7 | 2 | 0 | — | — | — | |
| 1912 | Independent | 9 | 2 | 0 | — | — | — | |
| 1913 | Independent | 4 | 3 | 2 | — | — | — | |
| 1914 | OAC | 6 | 4 | 0 | 4 | 1 | 0 | |
| 1915 | OAC | 3 | 7 | 0 | 0 | 5 | 0 | |
| 1916 | OAC | 8 | 2 | 0 | 6 | 1 | 0 | |
| 1917 | George O'Brien | OAC | 2 | 6 | 0 | 1 | 5 | 0 | |
| 1918 | OAC | 6 | 1 | 0 | 5 | 1 | 0 | |
| 1919 | OAC | 1 | 7 | 0 | 0 | 5 | 0 | |
| 1920 | Eddie Casey | OAC | 6 | 3 | 0 | 3 | 3 | 0 | |
| 1921 | OAC | 1 | 6 | 1 | 0 | 5 | 1 | |
| 1922 | John M. Thorpe | OAC | 6 | 2 | 1 | 5 | 2 | 0 | |
| 1923 | OAC | 5 | 4 | 0 | 3 | 3 | 0 | |
| 1924 | OAC | 5 | 4 | 1 | 4 | 3 | 1 | |
| 1925 | OAC | 7 | 2 | 1 | 4 | 2 | 1 | |
| 1926 | OAC | 6 | 3 | 0 | 5 | 3 | 0 | |
| 1927 | OAC | 6 | 2 | 1 | 5 | 2 | 0 | |
| 1928 | OAC | 4 | 5 | 0 | 4 | 2 | 0 | |
| 1929 | OAC | 5 | 3 | 1 | 4 | 2 | 1 | |
| 1930 | OAC | 4 | 5 | 1 | 3 | 3 | 0 | |
| 1931 | OAC | 7 | 2 | 1 | 4 | 1 | 0 | |
| 1932 | Harry Geltz | OAC | 1 | 8 | 0 | 1 | 6 | 0 | |
| 1933 | OAC | 3 | 5 | 1 | 3 | 4 | 1 | |
| 1934 | OAC | 4 | 4 | 0 | 4 | 3 | 0 | |
| 1935 | OAC | 7 | 1 | 1 | 6 | 1 | 1 | |
| 1936 | OAC | 7 | 1 | 1 | 3 | 1 | 0 | |
| 1937 | OAC | 3 | 3 | 3 | 2 | 2 | 2 | |
| 1938 | OAC | 5 | 3 | 0 | 4 | 2 | 0 | |
| 1939 | OAC | 3 | 5 | 1 | 2 | 3 | 1 | |
| 1940 | OAC | 0 | 8 | 1 | 0 | 6 | 0 | |
| 1941 | OAC | 1 | 7 | 0 | 0 | 5 | 0 | |
| 1942 | Pete Pederson | OAC | 1 | 6 | 0 | 0 | 5 | 0 | |
| 1943 | No Team - World War II |
| 1944 | No Team - World War II |
| 1945 | No Team - World War II |
| 1946 | Pete Pederson | OAC | 7 | 1 | 1 | 3 | 1 | 1 | |
| 1947 | OAC | 5 | 4 | 0 | 3 | 2 | 0 | |
| 1948 | OAC | 6 | 3 | 0 | 5 | 2 | 0 | |
| 1949 | OAC | 3 | 6 | 0 | 2 | 3 | 0 | |
| 1950 | Nelson Jones | OAC | 6 | 2 | 0 | 3 | 1 | 0 | |
| 1951 | OAC | 3 | 4 | 1 | 2 | 1 | 0 | |
| 1952 | OAC | 1 | 7 | 0 | 1 | 4 | 0 | |
| 1953 | OAC | 5 | 4 | 0 | 2 | 3 | 0 | |
| 1954 | OAC | 2 | 7 | 0 | 1 | 6 | 0 | |
| 1955 | OAC | 1 | 5 | 2 | 1 | 5 | 1 | |
| 1956 | Duke Barret | OAC | 2 | 6 | 0 | 2 | 5 | 0 | |
| 1957 | OAC | 2 | 6 | 0 | 2 | 6 | 0 | |
| 1958 | OAC | 3 | 6 | 0 | 3 | 6 | 0 | |
| 1959 | OAC | 2 | 7 | 0 | 2 | 6 | 0 | |
| 1960 | OAC | 3 | 6 | 0 | 3 | 5 | 0 | |
| 1961 | OAC | 3 | 6 | 0 | 2 | 5 | 0 | |
| 1962 | Ken Wable | OAC | 3 | 6 | 0 | 2 | 5 | 0 | |
| 1963 | OAC | 1 | 8 | 0 | 1 | 5 | 0 | |
| 1964 | OAC | 4 | 5 | 0 | 3 | 3 | 0 | |
| 1965 | OAC | 7 | 2 | 0 | 5 | 2 | 0 | |
| 1966 | OAC | 4 | 5 | 0 | 3 | 3 | 0 | |
| 1967 | OAC | 2 | 6 | 1 | 2 | 5 | 1 | |
| 1968 | OAC | 5 | 4 | 0 | 3 | 3 | 0 | |
| 1969 | OAC | 5 | 4 | 0 | 3 | 3 | 0 | |
| 1970 | OAC | 8 | 1 | 0 | 4 | 1 | 0 | |
| 1971 | OAC | 7 | 2 | 0 | 3 | 1 | 0 | |
| 1972 | OAC | 1 | 8 | 0 | 0 | 5 | 0 | |
| 1973 | OAC | 3 | 6 | 0 | 0 | 5 | 0 | |
| 1974 | OAC | 7 | 2 | 0 | 3 | 1 | 0 | |
| 1975 | OAC | 7 | 2 | 0 | 2 | 2 | 0 | |
| 1976 | OAC | 3 | 6 | 0 | 1 | 4 | 0 | |
| 1977 | OAC | 4 | 5 | 0 | 2 | 3 | 0 | |
| 1978 | OAC | 4 | 4 | 1 | 2 | 3 | 0 | |
| 1979 | OAC | 7 | 2 | 0 | 3 | 2 | 0 | |
| 1980 | OAC | 5 | 4 | 0 | 3 | 2 | 0 | |
| 1981 | OAC | 5 | 4 | 0 | 4 | 1 | 0 | |
| 1982 | OAC | 8 | 1 | 0 | 4 | 1 | 0 | |
| 1983 | OAC | 6 | 3 | 0 | 2 | 3 | 0 | |
| 1984 | OAC | 6 | 4 | 0 | 5 | 3 | 0 | |
| 1985* | OAC | 11 | 1 | 0 | 8 | 0 | 0 | NCAA Division III - Second Round^ |
| 1986* | Larry Kehres | OAC | 11 | 1 | 0 | 8 | 0 | 0 | NCAA Division III - Second Round^ |
| 1987 | OAC | 6 | 4 | 0 | 6 | 2 | 0 | |
| 1988 | OAC | 6 | 3 | 1 | 5 | 2 | 1 | |
| 1989 | OAC | 7 | 2 | 1 | 6 | 1 | 1 | |
| 1990* | OAC | 10 | 1 | 0 | 9 | 0 | 0 | NCAA Division III - First Round^ |
| 1991 | OAC | 8 | 1 | 1 | 7 | 1 | 1 | |
| 1992* | OAC | 12 | 1 | 0 | 9 | 0 | 0 | NCAA Division III - Semifinalist^ |
| 1993*† | OAC | 14 | 0 | 0 | 9 | 0 | 0 | National Champions^ |
| 1994* | OAC | 10 | 2 | 0 | 8 | 1 | 0 | NCAA Division III - Semifinalist^ |
| 1995* | OAC | 12 | 1 | — | 9 | 0 | — | NCAA Division III - Semifinalist^ |
| 1996*† | OAC | 14 | 0 | — | 9 | 0 | — | National Champions^ |
| 1997*† | OAC | 14 | 0 | — | 9 | 0 | — | National Champions^ |
| 1998*† | OAC | 14 | 0 | — | 9 | 0 | — | National Champions^ |
| 1999* | OAC | 12 | 1 | — | 9 | 0 | — | NCAA Division III - Semifinalist^ |
| 2000*† | OAC | 14 | 0 | — | 9 | 0 | — | National Champions^ |
| 2001*† | OAC | 14 | 0 | — | 9 | 0 | — | National Champions^ |
| 2002*† | OAC | 14 | 0 | — | 9 | 0 | — | National Champions^ |
| 2003* | OAC | 13 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2004* | OAC | 12 | 1 | — | 9 | 0 | — | NCAA Division III - Semifinalist^ |
| 2005*† | OAC | 14 | 1 | — | 8 | 1 | — | National Champions^ |
| 2006*† | OAC | 15 | 0 | — | 9 | 0 | — | National Champions^ |
| 2007* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2008*† | OAC | 15 | 0 | — | 9 | 0 | — | National Champions^ |
| 2009* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2010* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2011* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2012*† | OAC | 15 | 0 | — | 9 | 0 | — | National Champions^ |
| 2013* | Vince Kehres | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2014* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2015*† | OAC | 15 | 0 | — | 9 | 0 | — | National Champions^ |
| 2016 | OAC | 12 | 2 | — | 8 | 1 | — | NCAA Division III - Semifinalist^ |
| 2017*† | OAC | 15 | 0 | — | 9 | 0 | — | National Champions^ |
| 2018* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2019* | OAC | 11 | 1 | — | 9 | 0 | — | NCAA Division III - Second Round^ |
| 2020–21* | Geoff Dartt | OAC | 4 | 0 | — | 4 | 0 | — | No playoffs |
| 2021* | OAC | 13 | 1 | — | 9 | 0 | — | NCAA Division III - Semifinalist^ |
| 2022* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2023* | OAC | 11 | 1 | — | 9 | 0 | — | NCAA Division III - Second Round^ |
| 2024* | OAC | 14 | 1 | — | 9 | 0 | — | National Runner-up^ |
| 2025* | OAC | 11 | 1 | — | 8 | 0 | — | NCAA Division III - Third Round^ |