Atlantic University Sport
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| Year | Team | Year | Team | Year | Team |
| 1998 | StFX* | 2008 | StFX | 2018 | StFX |
| 1999 | StFX* | 2009 | StFX | 2019 | StFX |
| 2000 | StFX* | 2010 | StFX | 2020 | No season / Covid-19 |
| 2001 | StFX* | 2011 | StFX | 2021 | StFX |
| 2002 | StFX | 2012 | StFX | 2022 | UPEI |
| 2003 | StFX | 2013 | StFX | 2023 | StFX |
| 2004 | StFX | 2014 | StFX | 2024 | Acadia |
| 2005 | StFX | 2015 | Acadia | ||
| 2006 | StFX | 2016 | StFX | ||
| 2007 | StFX | 2017 | StFX | ||
| *NOTE: Women's Rugby became a fully sanctioned AUS sport in 2002. Prior to 2002, the teams participated in an exhibition schedule to determine the seeding for a championship tournament. The champion represented the Atlantic region at the CIAU/CIS Level. | |||||