The Lou Knitter Medal is presented to the player judged best afield in the WAFLW League Grand Final.
| Season | Winner | Club |
|---|---|---|
| 2025 | Jayme Harken | Claremont |
| 2024 | Jayme Harken | Claremont |
| 2023 | Zipporah Fish | East Fremantle |
| 2022 | Jasmin Stewart | Claremont |
| 2021 | Sabreena Duffy | Peel Thunder |
| 2020 | Chloe Wrigley | Peel Thunder |
| 2019 | Gabby O'sullivan | East Fremantle |
| 2018 | Danika Pisconeri | East Fremantle |
| 2017 | Kara Antonio | Swan Districts |
| 2016 | Ashley Sharp | Swan Districts |
| 2015 | Kiara Bowers | Coastal Titans |
| 2014 | Ashley Sharp | Swan Districts |
| 2013 | Kellie-Maree Gibson | Swan Districts |
| 2012 | Sarah Noga | Coastal Titans |
| 2011 | Leah Kaslar | East Fremantle |
| 2010 | Amy Lavell | Coastal Titans |
| 2009 | Sharon Wong | East Fremantle |
| 2008 | Jodie White | Coastal Titans |
| 2007 | Melville Sharks | |
| 2006 | Coastal Titans | |
| 2005 | Coastal Titans | |
| 2004 | Jodie White | Coastal Titans |
| 2003 | Mandy Mcsherry | Southern Thunder |
| 2002 | Melville | |
| 2001 | Danielle Fagents | Innaloo |
| 2000 | Innaloo | |
| 1999 | Sharon Woods | Innaloo |
| 1998 | Cherie Bambury | Belmont |
| 1997 | Keren Wood | Belmont |
| 1996 | Joanne Hartley | Innaloo |
| 1995 | Dhara Kerr | Innaloo |
| 1994 | Dhara Kerr | Vic Park |
| 1993 | Dhara Kerr | Vic Park |
| 1992 | Dhara Kerr | Carlisle |
| 1991 | Sharon Woods | Melville |
| 1990 | Melville | |
| 1989 | Carlisle | |
| 1988 | Mt Lawley |