The Perth Wildcats won the 2019–20 NBL championship, beating the Sydney Kings 2–1 in the Grand Final series. The Sydney Kings finished top of the regular season at 20–8; nine clubs played 28 games each.
Bryce Cotton (Perth Wildcats) led the league in scoring with 22.9 points a game. Cameron Oliver led in rebounds (9.6 a game) and Scott Machado in assists (7.7). The season's best single-game score was Bryce Cotton's 42 points for the Perth Wildcats against the Cairns Taipans on 28 February 2020. The biggest win was Melbourne United's 45-point defeat of the Sydney Kings, 125–80.
| # | Team | P | W | L | +/- |
|---|---|---|---|---|---|
| 1 | Sydney Kings | 28 | 20 | 8 | +170 |
| 2 | Perth Wildcats | 28 | 19 | 9 | +120 |
| 3 | Cairns Taipans | 28 | 16 | 12 | +40 |
| 4 | Melbourne United | 28 | 15 | 13 | +78 |
| 5 | Brisbane Bullets | 28 | 15 | 13 | +50 |
| 6 | NZ Breakers | 28 | 15 | 13 | +46 |
| 7 | Adelaide 36ers | 28 | 12 | 16 | -114 |
| 8 | South East Melbourne Phoenix | 28 | 9 | 19 | -90 |
| 9 | Illawarra Hawks | 28 | 5 | 23 | -300 |
Marked: the teams that played finals. Ordered by wins, then points difference; the league's own tiebreakers aren't applied.
Perth Wildcats, who beat the Sydney Kings 2–1 in the Grand Final series.
The Sydney Kings, with a 20–8 record in the regular season.
Bryce Cotton, with 22.9 points a game over 33 games.
Every champion since 1979: NBL champions. All seasons on file: the NBL archive.