List of Big Ten Conference men's basketball regular season champions
Champions
Below is a list of Big Ten Conference men's basketball regular season champions. There are no tie breakers within the Big Ten Conference. Thus, if two or more teams tie atop the standing at the end of the season, they both win a shared championship.
| Year | Champion | B1G Record | National Championship | Notes |
| 1906 | Minnesota | 6-1 | ||
| 1907 | Chicago Minnesota Wisconsin | 6-2 | Helms Foundation | Indiana did not play during the season |
| 1908 | Chicago Wisconsin | 7-1 | Helms Foundation | Indiana did not play during the season |
| 1909 | Chicago | 12-0 | Helms Foundation | Iowa began conference play in basketball |
| 1910 | Chicago | 9-3 | ||
| 1911 | Minnesota Purdue | 8-4 | ||
| 1912 | Purdue Wisconsin | 10-0 12-0 | Helms Foundation | |
| 1913 | Wisconsin | 11-1 | Ohio State joined Big Ten Conference | |
| 1914 | Wisconsin | 12-0 | Helms Foundation | |
| 1915 | Illinois | 12-0 | Helms Foundation | |
| 1916 | Wisconsin | 11-1 | Helms Foundation | |
| 1917 | Illinois Minnesota | 10-2 | ||
| 1918 | Wisconsin | 9-3 | Michigan returned to the Big Ten at the start of the season | |
| 1919 | Minnesota | 10-0 | Helms Foundation | |
| 1920 | Chicago | 10-2 | ||
| 1921 | Michigan Purdue Wisconsin | 8-4 | ||
| 1922 | Purdue | 8-1 | ||
| 1923 | Iowa Wisconsin | 11-1 | ||
| 1924 | Chicago Illinois Wisconsin | 8-4 | ||
| 1925 | Ohio State | 11-1 | ||
| 1926 | Indiana Iowa Michigan Purdue | 8-4 | ||
| 1927 | Michigan | 10-2 | ||
| 1928 | Indiana Purdue | 10-2 | ||
| 1929 | Michigan Wisconsin | 10-2 | ||
| 1930 | Purdue | 10-0 | Iowa did not play basketball this season | |
| 1931 | Northwestern | 11-1 | Helms Foundation | |
| 1932 | Purdue | 11-1 | Helms Foundation | |
| 1933 | Northwestern Ohio State | 10-2 | ||
| 1934 | Purdue | 10-2 | ||
| 1935 | Illinois Purdue Wisconsin | 9-3 | ||
| 1936 | Indiana Purdue | 11-1 | ||
| 1937 | Illinois Minnesota | 10-2 | ||
| 1938 | Purdue | 10-2 | ||
| 1939 | Ohio State | 10-2 | First National Championship Tournament conducted by the National Association of Basketball Coaches | |
| 1940 | Purdue | 10-2 | NCAA | First NCAA Tournament |
| 1941 | Wisconsin | 11-1 | Helms Foundation NCAA | |
| 1942 | Illinois | 13-2 | ||
| 1943 | Illinois | 12-0 | ||
| 1944 | Ohio State | 10-2 | ||
| 1945 | Iowa | 11-1 | Chicago did not play during this season | |
| 1946 | Ohio State | 10-2 | ||
| 1947 | Wisconsin | 9-3 | First season without University of Chicago in the Big Ten Conference | |
| 1948 | Michigan | 10-2 | ||
| 1949 | Illinois | 10-2 | ||
| 1950 | Ohio State | 11-1 | ||
| 1951 | Illinois | 13-1 | Michigan State joined Big Ten Conference | |
| 1952 | Illinois | 12-2 | ||
| 1953 | Indiana | 17-1 | Helms Foundation NCAA | |
| 1954 | Indiana | 12-2 | ||
| 1955 | Iowa | 11-3 | ||
| 1956 | Iowa | 13-1 | ||
| 1957 | Indiana Michigan State | 10-4 | ||
| 1958 | Indiana | 10-4 | ||
| 1959 | Michigan State | 12-2 | ||
| 1960 | Ohio State | 13-1 | Helms Foundation NCAA | |
| 1961 | Ohio State | 14-0 | ||
| 1962 | Ohio State | 13-1 | ||
| 1963 | Illinois Ohio State | 11-3 | ||
| 1964 | Michigan Ohio State | 11-3 | ||
| 1965 | Michigan | 13-1 | ||
| 1966 | Michigan | 11-3 | ||
| 1967 | Indiana Michigan State | 10-4 | ||
| 1968 | Iowa Ohio State | 10-4 | ||
| 1969 | Purdue | 13-1 | ||
| 1970 | Iowa | 14-0 | ||
| 1971 | Ohio State | 13-1 | ||
| 1972 | Minnesota | 11-3 | ||
| 1973 | Indiana | 11-3 | ||
| 1974 | Indiana Michigan | 12-2 | ||
| 1975 | Indiana | 18-0 | ||
| 1976 | Indiana | 18-0 | Helms Foundation NCAA | |
| 1977 | Michigan | 16-2 | ||
| 1978 | Michigan State | 15-3 | ||
| 1979 | Iowa Michigan State Purdue | 13-5 | Helms Foundation NCAA | |
| 1980 | Indiana | 13-5 | ||
| 1981 | Indiana | 14-4 | Helms Foundation NCAA | |
| 1982 | Minnesota | 14-4 | final year Helms Foundation selected a National Champion | |
| 1983 | Indiana | 13-5 | ||
| 1984 | Illinois Purdue | 15-3 | ||
| 1985 | Michigan | 16-2 | ||
| 1986 | Michigan | 14-4 | ||
| 1987 | Indiana Purdue | 15-3 | NCAA | |
| 1988 | Purdue | 16-2 | ||
| 1989 | Indiana | 15-3 | NCAA | |
| 1990 | Michigan State | 15-3 | ||
| 1991 | Indiana Ohio State | 15-3 | ||
| 1992 | Ohio State | 15-3 | ||
| 1993 | Indiana | 17-1 | Penn State joined Big Ten Conference | |
| 1994 | Purdue | 14-4 | ||
| 1995 | Purdue | 15-3 | ||
| 1996 | Purdue | 15-3 | ||
| 1997 | Vacated | 16-2 | Minnesota vacated its title in 1997 due to NCAA sanctions. | |
| 1998 | Illinois Michigan State | 13-3 | ||
| 1999 | Michigan State | 15-1 | ||
| 2000 | Michigan State | 13-3 | NCAA | Ohio State vacated its share of the title in 2000 due to NCAA sanctions. |
| 2001 | Illinois Michigan State | 13-3 | ||
| 2002 | Illinois Indiana Wisconsin | 11-5 | Ohio State vacated its share of the title in 2002 due to NCAA sanctions. | |
| 2003 | Wisconsin | 12-4 | ||
| 2004 | Illinois | 13-3 | ||
| 2005 | Illinois | 15-1 | ||
| 2006 | Ohio State | 12-4 | ||
| 2007 | Ohio State | 15-1 | ||
| 2008 | Wisconsin | 16-2 | ||
| 2009 | Michigan State | 15-3 | ||
| 2010 | Michigan State Ohio State Purdue | 14-4 | ||
| 2011 | Ohio State | 16-2 | ||
| 2012 | Michigan Michigan State Ohio State | 13-5 | Nebraska joined Big Ten Conference | |
| 2013 | Indiana | 14-4 | ||
| 2014 | Michigan | 15-3 | ||
| 2015 | Wisconsin | 16-2 | Rutgers and Maryland joined Big Ten Conference | |
| 2016 | Indiana | 15-3 | ||
| 2017 | Purdue | 14-4 | ||
| 2018 | Michigan State | 16-2 | ||
| 2019 | Michigan State Purdue | 16-4 | Big Ten begins using a 20 game conference schedule. | |
| 2020 | Wisconsin Maryland Michigan State | 14-6 |
Championships by school
Source^ Due to an academic scandal, Minnesota vacated its 1997 Big Ten Conference regular season title.
† Due to NCAA sanctions, Ohio State vacated its shares of the 2000 and 2002 Big Ten Conference regular season titles.
Italics indicates a team no longer competing in the Big Ten.
Bold indicates an outright Big Ten Championship.