1990 NBL season
| 1990 NBL season | |
|---|---|
| League | National Basketball League |
| Sport | Basketball |
| Duration | 30 March – 22 September 1990 26 September – 14 October 1990 (Finals) 19 – 28 October 1990 (Grand Finals) |
| Number of teams | 14 |
| TV partner(s) | Seven Network |
| Regular season | |
| Season champions | North Melbourne Giants |
| Season MVP | Derek Rucker (Brisbane) |
| Top scorer | Derek Rucker (Brisbane) |
| Finals | |
| Champions | Perth Wildcats (1st title) |
| Runners-up | Brisbane Bullets |
| Finals MVP | Ricky Grace (Perth) |
The 1990 NBL season was the 12th season of competition since its establishment in 1979. With the addition of the Gold Coast Cougars a total of 14 teams contested the league.