| 2002–03 WNBL season | |
| League: | Women's National Basketball League |
| Sport: | Basketball |
| Duration: | October 2002 – February 2003 |
| No Of Teams: | 8 |
| Tv: | ABC |
| Season: | Regular season |
| Top Seed: | Canberra Capitals |
| Mvp: | Lauren Jackson (Canberra Capitals) |
| Mvp Link: | WNBL Most Valuable Player Award |
| Top Scorer: | Lauren Jackson (Canberra Capitals) |
| Top Scorer Link: | WNBL Top Shooter Award |
| Finals: | Finals |
| Finals Champ: | Canberra Capitals |
| Finals Runner-Up: | Sydney Flames |
| Finals Mvp: | Lauren Jackson (Canberra Capitals) |
| Finals Mvp Link: | WNBL Grand Final Most Valuable Player Award |
| Seasonslist: | List of WNBL seasons |
| Seasonslistnames: | WNBL |
| Prevseason Link: | 2001–02 WNBL season |
| Prevseason Year: | 2001–02 |
| Nextseason Link: | 2003–04 WNBL season |
| Nextseason Year: | 2003–04 |
The 2002–03 WNBL season was the 23rd season of competition since its establishment in 1981. A total of 8 teams contested the league.
| WNBL Championship Ladder | ||||||
|---|---|---|---|---|---|---|
| Team | ||||||
| 1 | 16 | 5 | 76.0 | 21 | ||
| 2 | 15 | 6 | 71.0 | 21 | ||
| 3 | 14 | 7 | 67.0 | 21 | ||
| 4 | Adelaide Lightning | 12 | 9 | 57.0 | 21 | |
| 5 | 11 | 10 | 52.0 | 21 | ||
| 6 | 6 | 15 | 29.0 | 21 | ||
| 7 | 6 | 15 | 29.0 | 21 | ||
| 8 | 4 | 17 | 19.00 | 21 | ||
| width=100 | Category | width=125 | Player | width=125 | Team | width=50 | GP | width=50 | Totals | width=50 | Average |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Points Per Game | 17 | 462 | 27.2 | ||||||||
| Rebounds Per Game | Canberra Capitals | 17 | 197 | 11.6 | |||||||
| Assists Per Game | 21 | 113 | 5.4 | ||||||||
| Steals Per Game | 21 | 54 | 2.6 | ||||||||
| Blocks per game | Perth Lynx | 21 | 88 | 4.2 | |||||||
| Field Goal % | Canberra Capitals | 17 | (173/318) | 54.4% | |||||||
| Three-Point Field Goal % | Carly Wilson | Dandenong Rangers | 21 | (24/63) | 38.1% | ||||||
| Free Throw % | Sydney Flames | 21 | (59/70) | 84.3% |