# List of Big Ten Conference women's basketball regular season champions

The Big Ten Conference began sponsoring women's basketball during the 1982–83 basketball season. In February 1982 during the 1981–82 season, the conference held a tournament at Michigan State in which Ohio State defeated Illinois 69–66 in the championship game. The conference has listed this in some publications as a regular season championship.
| Year | Champion | Conference Record | Notes |
| 1982–83 | Indiana / Ohio State | 15–3 | Big Ten began sponsoring women's basketball |
| 1983–84 | Ohio State (2) | 17–1 | |
| 1984–85 | Ohio State (3) | 18–0 | |
| 1985–86 | Ohio State (4) | 16–2 | |
| 1986–87 | Iowa / Ohio State (5) | 17–1 | |
| 1987–88 | Iowa (2) | 17–1 | |
| 1988–89 | Iowa (3) / Ohio State (6) | 16–2 | |
| 1989–90 | Iowa (4) / Northwestern | 15–3 | |
| 1990–91 | Purdue | 17–1 | |
| 1991–92 | Iowa (5) | 16–2 | |
| 1992–93 | Iowa (6) / Ohio State (7) | 16–2 | Penn State joins Big Ten Conference |
| 1993–94 | Penn State / Purdue (2) | 16–2 | |
| 1994–95 | Penn State (2) / Purdue (3) | 13–3 | |
| 1995–96 | Iowa (7) | 15–1 | |
| 1996–97 | Illinois / Michigan State / Purdue (4) | 12–4 | |
| 1997–98 | Iowa (8) | 13–3 | |
| 1998–99 | Purdue (5) | 16–0 | |
| 1999–00 | Penn State (3) | 15–1 | |
| 2000–01 | Purdue (6) | 14–2 | |
| 2001–02 | Purdue (7) | 13–3 | |
| 2002–03 | Penn State (4) | 13–3 | |
| 2003–04 | Penn State (5) | 15–1 | |
| 2004–05 | Michigan State (2) / Ohio State (8) | 14–2 | |
| 2005–06 | Ohio State (9) | 15–1 | |
| 2006–07 | Ohio State (10) | 15–1 | |
| 2007–08 | Iowa (9) / Ohio State (11) | 13–5 | |
| 2008–09 | Ohio State (12) | 15–3 | |
| 2009–10 | Ohio State (13) | 15–3 | |
| 2010–11 | Michigan State (3) | 13–3 | |
| 2011–12 | Penn State (6) | 13–3 | Nebraska joins Big Ten Conference |
| 2012–13 | Penn State (7) | 14–2 | |
| 2013–14 | Michigan State (4) / Penn State (8) | 13–3 | |
| 2014–15 | Maryland | 18–0 | Maryland and Rutgers join Big Ten Conference |
| 2015–16 | Maryland (2) | 16–2 | |
| 2016–17 | Maryland (3) / Ohio State (14)^ | 15–1 | |
| 2017–18 | Ohio State (15)^ | 13–3 | |
| 2018–19 | Maryland (4) | 15–3 | |
| 2019–20 | Maryland (5) / Northwestern (2) | 16–2 | |
| 2020–21 | Maryland (6) | 17–1 | |
| 2021–22 | Iowa (10) / Ohio State (16) | 14–4 | |
| 2022–23 | Indiana (2) | 16–2 | |
| 2023–24 | Ohio State (17) | 16–2 | |
| 2024–25 | USC | 17–1 | Oregon, UCLA, USC and Washington joins Big Ten Conference |

## Championships by school

| School | Big Ten championships | Year |
| Ohio State | 17^ | 1983, 1984, 1985, 1986, 1987, 1989, 1993, 2005, 2006, 2007, 2008, 2009, 2010, 2017^, 2018^, 2022, 2024 |
| Iowa | 10 | 1987, 1988, 1989, 1990, 1992, 1993, 1996, 1998, 2008, 2019, 2022 |
| Penn State | 8 | 1994, 1995, 2000, 2003, 2004, 2012, 2013, 2014 |
| Purdue | 7 | 1991, 1994, 1995, 1997, 1999, 2001, 2002 |
| Maryland | 6 | 2015, 2016, 2017, 2019, 2020, 2021 |
| Michigan State | 4 | 1997, 2005, 2011, 2014 |
| Northwestern | 2 | 1990, 2020 |
| Indiana | 2 | 1983, 2023 |
| Illinois | 1 | 1997 |
| USC | 1 | 2025 |
| Michigan | 0 | |
| Minnesota | 0 | |
| Nebraska | 0 | |
| Oregon | 0 | |
| Rutgers | 0 | |
| Washington | 0 | |
| Wisconsin | 0 | |
| UCLA | 0 | |
Bold indicates an outright championship.
^ Indicates forfeited games and championships by Ohio State.