Regular Season Champion

1905-06 Minnesota
1906 Chicago, Minnesota, 
     Wisconsin
1907 Chicago, Wisconsin
1908 Chicago
1909 Chicago
1910 Purdue, Minnesota
1911 Purdue, Wisconsin
1912 Wisconsin
1913 Wisconsin
1914 Illinois
1915 Wisconsin
1916 Minnesota, Illinois
1917 Wisconsin
1918 Minnesota
1919 Chicago
1920 Michigan, Wisconsin, 
     Purdue
1921 Purdue
1922 Iowa, Wisconsin
1923 Wisconsin, Illinois, 
     Chicago
1924 Ohio State
1925 Purdue, Indiana, 
     Michigan, Iowa
1926 Michigan
1927 Indiana, Purdue
1928 Wisconsin, Michigan
1929 Purdue
1930 Northwestern
1931 Purdue
1932 Northwestern, Ohio State
1933 Purdue
1934 Purdue, Illinois, 
     Wisconsin
1935 Indiana, Purdue
1936 Minnesota, Illinois
1937 Purdue
1938 Ohio State
1939 Purdue
1940 Wisconsin
1941 Illinois
1942 Illinois
1943 Ohio State
1944 Iowa
1945 Ohio State
1946 Wisconsin
1947 Michigan
1948 Illinois
1949 Ohio State
1950 Illinois
1951 Illinois
1952 Indiana
1953 Indiana
1954 Iowa
1955 Iowa
1956 Indiana, Michigan State
1957 Indiana
1958 Michigan State
1959 Ohio State
1960 Ohio State
1961 Ohio State
1962 Ohio State, Illinois
1963 Michigan, Ohio State
1964 Michigan
1965 Michigan
1966 Indiana, Michigan State
1967 Ohio State, Iowa
1968 Purdue
1969 Iowa
1970 Ohio State
1971 Minnesota
1972 Indiana
1973 Indiana, Michigan
1974 Indiana
1975 Indiana
1976 Michigan
1977 Michigan State
1978 Michigan State, Purdue, 
     Iowa
1979 Indiana
1980 Indiana
1981 Minnesota
1982 Indiana
1983 Illinois, Purdue
1984 Michigan
1985 Michigan
1986 Indiana, Purdue
1987 Purdue
1988 Indiana
1989 Michigan State
1990 Ohio State, Indiana
1991 Ohio State
1992 Indiana
1993 Purdue
1994 Purdue
1995 Purdue
1996 Minnesota
1997 Michigan State, Illinois
1998 Michigan State
1999 Michigan State, Ohio State
2000 Michigan State, Illinois
2001 Illinois, Ohio State, 
     Indiana, Wisconsin
2002 Wisconsin
2003 Illinois
2004 Illinois
2005 Ohio State
2006 Ohio State
2007 Wisconsin
2008 Michigan State

Conference Tournament Champion

1997-98 Michigan
1998 Michigan State
1999 Michigan State
2000 Iowa
2001 Ohio State
2002 Illinois
2003 Wisconsin
2004 Illinois
2005 Iowa
2006 Ohio State
2007 Wisconsin
2008 Purdue