| 2003 National Soccer League Grand Final | |
| Stadium: | Subiaco Oval |
| Previous: | 2002 |
| Attendance: | 38,111 |
| Referee: | Mark Shield |
| Man Of The Match1a: | Simon Colosimo (Joe Marston Medal) |
| City: | Perth, Western Australia |
| Team2score: | 0 |
| Team2: | Olympic Sharks |
| Team1score: | 2 |
| Team1: | Perth Glory |
| Event: | 2002–03 National Soccer League |
| Next: | 2004 |
The 2003 National Soccer League Grand Final was held on 1 June 2003 between Perth Glory and Olympic Sharks at Subiaco Oval. Perth Glory had gained home-ground advantage as they topped the Championship Playoff, with Olympic Sharks finishing second. Perth won the match 2–0, with goals from Jamie Harnwell and Damian Mori sealing their first National Soccer League championship.[1] Simon Colosimo won the Joe Marston Medal.
| GK | 1 |  Jason Petkovic | ||
| MF | 2 | Matt Horsley | ||
| DF | 3 | Jamie Harnwell | ||
| MF | 4 | Bradley Hassell | ||
| MF | 6 | Andre Gumprecht | ||
| MF | 7 | Scott Miller | ||
| FW | 10 | Bobby Despotovski (c) | ||
| FW | 16 | Damian Mori | ||
| DF | 18 | Shane Pryce | ||
| DF | 22 | Simon Colosimo | ||
| DF | 23 | |||
| Substitutes: | ||||
| GK | 20 | Vince Matassa | ||
| FW | 9 | Nik Mrdja | ||
| DF | 12 | |||
| MF | 15 |  Edgar Aldrighi | ||
| FW | 21 | Adrian Caceres | ||
| Manager: | ||||
| Mich d'Avray | ||||
Joe Marston Medal | ||||
| Simon Colosimo (Perth Glory) | ||||
| width=25 | ! | width=25 | ||
|---|---|---|---|---|
| GK | 1 | Clint Bolton | ||
| DF | 4 | Paul Kohler | ||
| DF | 6 | Ante Jurić (c) | ||
| MF | 8 | Tom Pondeljak | ||
| FW | 9 | Ante Milicic | ||
| MF | 10 | Troy Halpin | ||
| MF | 11 | |||
| FW | 17 | Jeromy Harris | ||
| FW | 18 | |||
| DF | 23 | Andrew Packer | ||
| MF | 27 | |||
| Substitutes: | ||||
| GK | 20 | Brett Hughes | ||
| MF | 7 | |||
| FW | 12 | Franco Parisi | ||
| MF | 14 | |||
| DF | 24 | Andrew Durante | ||
| Manager: | ||||
| Lee Sterrey | ||||
| Assistant referees
| Match rules
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