Introduced in 1990, the Joe Marston Medal is an award given to the best player in the Grand Final of the top-tier men's domestic football competition.
It was first given in the 1990 NSL Grand Final, and continued over into the A-League when it replaced the NSL in 2005.
The below is a list of every winner of the Medal.
JOE MARSTON MEDALLIST (Best player in the NSL Grand Final)
| Season: | Joe Marston Medallist: | Club: |
| 1989-90 |  Abbas Saad | Sydney Olympic |
| 1990-91 |  Josip Biskic | Melbourne Knights |
| 1991-92 |  Alex Tobin | Adelaide City |
| 1992-93 |  Milan Ivanovic | Adelaide City |
| 1993-94 |  Alex Tobin | Adelaide City |
| 1994-95 |  Steve Horvat | Melbourne Knights |
| 1995-96 |  Andrew Marth | Melbourne Knights |
| 1996-97 |  Alan Hunter | Brisbane Strikers |
| 1997-98 |  Fausto De Amicis | South Melbourne |
| 1998-99 |  Goran Lozanovski | South Melbourne |
| 1999-00 |  Scott Chipperfield | Wollongong Wolves |
| 2000-01 |  Matthew Horsley | Wollongong Wolves |
| 2001-02 |  Ante Milicic | Sydney Olympic |
| 2002-03 |  Simon Colosimo | Perth Glory |
| 2003-04 |  Ahmad Elrich | Parramatta Power |
Perth Glory's Simon Colosimo with the 2003 Joe Marston Medal
JOE MARSTON MEDALLlST (Best player in the A-League Grand Final)
| Grand Final: | Joe Marston Medallist: | Team: |
| 2005-06 |  Dwight Yorke | Sydney FC |
| 2006-07 |  Archie Thompson | Melbourne Victory |
| 2007-08 |  Andrew Durante | Newcastle Jets |
| 2008-09 |  Tom Pondeljak | Melbourne Victory |
| 2009-10 |  Simon Colosimo | Sydney FC |
| 2010-11 |  Mathew Ryan | Central Coast Mariners |
| 2011-12 |  Jacob Burns | Perth Glory |
| 2012-13 |  Daniel McBreen | Central Coast Mariners |
| 2013-14 |  Thomas Broich & Iacopo La Rocca | Brisbane Roar & Western Sydney Wanderers |
| 2014-15 |  Mark Milligan | Melbourne Victory |
| 2015-16 |  Isaías | Adelaide United |
| 2016-17 |  Daniel Georgievski | Melbourne Victory |
| 2017-18 |  Lawrence Thomas | Melbourne Victory |
| 2018-19 |  Miloš Ninković | Sydney FC |
| 2019-20 |  Rhyan Grant | Sydney FC |
| 2020-21 |  Nathaniel Atkinson | Melbourne City |
| 2021-22 |  Aleksandar Prijović | Western United |
| 2022-23 |  Jason Cummings | Central Coast Mariners |
| 2023-24 |  Ryan Edmondson | Central Coast Mariners |
| 2024-25 | Mathew Leckie | Melbourne City |
Rhyan Grant after claiming the 2020 Joe Marston Medal