1991 NBL season
| 1991 NBL season | |
|---|---|
| League | National Basketball League |
| Sport | Basketball |
| Duration | 6 April – 22 September 1991 25 September – 11 October 1991 (Finals) 19 – 27 October 1991 (Grand Finals) |
| Number of teams | 14 |
| TV partner(s) | Seven Network |
| Regular season | |
| Season champions | Perth Wildcats |
| Season MVP | Andrew Gaze (Melbourne) |
| Top scorer | Andrew Gaze (Melbourne) |
| Finals | |
| Champions | Perth Wildcats (2nd title) |
| Runners-up | Eastside Spectres |
| Finals MVP | Peter Hansen (Perth) |
The 1991 NBL season was the 13th season of competition since its establishment in 1979. A total of 14 teams contested the league.