The Great Northeast Athletic Conference (GNAC) has sponsored a women's swimming & diving championship since 1998-99. The GNAC championship was held in December (fall semester) until 2018-19 when it was moved into February (spring semester). The "championship year" reflects the semester the event was held.
NOTE: The information listed here is from archived GNAC files, NCAA record books, and member institution websites. If you believe any of the information to be inaccurate or can help us fill in the blanks, please let us know by contacting the Senior Associate Commissioner, Doug Chin.
| YEAR | CHAMPION | RUNNER-UP | NCAA TOURNAMENT |
|---|---|---|---|
| 2023-24 | Norwich | Simmons | |
| 2022-23 | Norwich | Simmons | |
| 2021-22 | Roger Williams | Simmons | |
| 2020-21 | No Championship - COVID-19 | ||
| 2019-20 | Simmons | Regis | |
| 2018-19 | Simmons | Regis | |
| 2017-18 | Simmons | Regis | |
| 2016-17 | Simmons | Regis | |
| 2015-16 | Simmons | Saint Joseph's (Maine) | |
| 2014-15 | Simmons | Regis | |
| 2013-14 | Simmons | Regis | |
| 2012-13 | Simmons | Regis | |
| 2011-12 | Simmons | Elms | |
| 2010-11 | Simmons | Elms | |
| 2009-10 | Simmons | Elms | |
| 2008-09 | Simmons | Saint Joseph's (Maine) | |
| 2007-08 | Simmons | ||
| 2006-07 | Simmons | Elms | |
| 2005-06 | Simmons | Western New England | |
| 2004-05 | Simmons | Western New England | |
| 2003-04 | Simmons | ||
| 2002-03 | Western New England | ||
| 2001-02 | Simmons | Western New England | |
| 2000-01 | Norwich | Simmons | |
| 1999-00 | Norwich | Simmons | |
| 1998-99 | Norwich | Simmons | |