| 2012–13 WNBL season | |
|---|---|
| League | Women's National Basketball League |
| Sport | Basketball |
| Duration | 5 October 2012 – 10 March 2013 |
| Number of teams | 9 |
| TV partner(s) | ABC |
| Regular season | |
| Top seed | Bendigo Spirit |
| Season MVP |
|
| Top scorer |
|
| Finals | |
| Champions | Bendigo Spirit |
| Runners-up | Townsville Fire |
| Finals MVP |
|
The 2012–13 WNBL season was the 33rd season of competition since the Women's National Basketball League's establishment in 1981. A total of nine teams contested the league. The regular season was played between 5 October 2012 and 16 February 2013, followed by a post-season involving the top five on 23 February 2013 until 10 March 2013.
Broadcast rights were held by free-to-air network ABC. ABC broadcast one game a week, at 3 pm at every standard time in Australia.
Spalding provided equipment including the official game ball, with Champion supplying team apparel.