2022–23 WNBL season

The 2022–23 WNBL season is the 43rd season of the competition since its establishment in 1981. The Melbourne Boomers were the defending champions, but were defeated in the Semi-Finals by Southside. The Townsville Fire won their fourth championship title after sweeping Southside, 2–0 in the Grand Final series.

Cygnett was named as the WNBL's naming rights partner for this season, after signing a three-year deal in September 2022. Spalding again provided equipment including the official game ball, alongside iAthletic supplying team apparel for the sixth consecutive season.

In June 2022, the season structure was confirmed to feature an 84-game regular season and best-of-three Semi-Final & Grand Final series' to follow. The WNBL later announced in September 2022 that a new broadcast deal had been signed with the 9Now and ESPN for the upcoming season.

The February 2023 match between the Southside Flyers and the Sydney Flames drew a crowd of 7,681, which is the largest ever WNBL crowd. In total for the season, fans attended regular-season games (30% higher than 2019–20), and  attended the finals series (81% higher than 2019–20), for a total season attendance of.