| 2023-24: Waterloo Duals (Dec 9, 2023) |
| 2022-23: Waterloo Duals (Dec 10, 2022) |
| 2021-22: Waterloo Duals (Dec 11, 2021) |
| 2019-2020: Waterloo Duals (Dec 14, 2019) |
| 2018-19: Waterloo Duals (Dec 15, 2018) |
| 2017-18: Waterloo Duals (Dec 16, 2017) |
| 2016-17: Waterloo Duals (Dec 17, 2016) |
| 2015-16: Waterloo Duals (Dec 12, 2015) |
| 2014-15: Waterloo Duals (Dec 13, 2014) |
| 2013-14: Waterloo Duals (Dec 14, 2013) |
| 2012-13: Waterloo Duals (Dec 8, 2012) |
| 2011-12: Waterloo Invitational Tournament (Dec 10, 2011) |
| 2010-11: Waterloo Invitational Tournament (Dec 11, 2010) |
| 2009-2010: Waterloo Invitational Tournament (Dec 12, 2009) |
| 2008-09: Waterloo Invitational Wrestling Tournament (Dec 13, 2008) |
| 2007-08: Waterloo Invitational Wrestling Tournament (Dec 8, 2007) |
| 2006-07: Waterloo Invitational Wrestling Tournament (Dec 9, 2006) |
| 2003-04: Waterloo Invitational Wrestling Tournament (Dec 13, 2003) |
| 1992-93: Waterloo Invitational Wrestling Tournament (Dec 30, 1992) |
| 1990-91: Waterloo Invitational Wrestling Tournament (Dec 29, 1990) |
| 1989-1990: Waterloo Invitational Wrestling Tournament (Dec 30, 1989) |
| 1988-89: Waterloo Invitational Wrestling Tournament (Dec 30, 1988) |
| 1984-85: Waterloo Invitational Wrestling Tournament (Dec 29, 1984) |
| 1983-84: Waterloo Invitational Wrestling Tournament (Dec 28, 1983) |
| 1981-82: Waterloo Invitational Wrestling Tournament (Dec 30, 1981) |
| 1979-1980: Waterloo Invitational Wrestling Tournament (Dec 29, 1979) |
