| Year | Knockout Champion |
| 2002 | Karin Manze |
| 2003 | Kate Smith |
| 2004 | Annie Llewelyn |
| 2005 | Dianne Grail |
| 2006 | Sarah Lanning |
| 2007 | Kaoru Curmi |
| 2008 | Kaoru Curmi |
| 2009 | Julie Turpin |
| 2010 | Kaoru Curmi |
| 2011 | Sarah Lanning |
| 2012 | Anne Glynn |
| 2013 | Elaine Kennedy |
| 2014 | Inger Rothschild |
| 2015 | Phil Power |
| 2016 | Robyn Hunt |
| 2017 | Losa Kapeli |
| 2018 | Robyn Hunt |
| 2019 | Faye Jansen |
| 2020 | DNP * |
DNP * – Did not play due to COVID-19 pandemic