| 2003 Women's National Soccer League | |
| League: | Women's National Soccer League |
| Sport: | Women's soccer |
| Duration: | 17 October–20 December 2003 |
| No Of Teams: | 6 |
| Season: | WNSL season and grand final |
| Season Champs: | NSW Sapphires |
| Season Champ Name: | Champions |
| League Champs: | Queensland Sting |
| League Champ Name: | Minor premiers |
| Top Scorer: | Catherine Cannuli |
The 2003 Women's National Soccer League, known as the Ansett Summer Series under a sponsorship arrangement with Ansett Australia, was the eighth season of the Women's National Soccer League, the Australian national women's soccer competition. The season was played over 10 rounds followed by a grand final match between the top two teams. Queensland Sting finished first in the league however second-placed NSW Sapphires were crowned champions after winning the grand final.
Teams in the 2003 WNSL:
| Team | City | |
|---|---|---|
| Queensland Sting | Brisbane | |
| NSW Sapphires | Sydney | |
| Adelaide Sensation | Adelaide | |
| Canberra Eclipse | Canberra | |
| Victoria Vision | Melbourne | |
| Northern NSW Pride | Newcastle |
The 2003 WNSL season was played over 10 rounds, followed by a grand final between the top two teams in the league, starting in October and completing in December 2009. While all teams played each other twice, not all teams played each other home and away with several rounds hosted in a single location.
† Match hosted by "away" team.
Queensland Sting entered the grand final without losing a match in the league, only missing out on points in two draws against NSW Sapphires.[1]