The 2023 BNL season was the 10th season of the Basketball National League (BNL), the top-flight basketball league in South Africa.
The season began on 6 May 2023 and ended with the championship game on 30 July 2023.
All fixtures were played in the Mandeville Indoor Hall in Johannesburg.
The Florsheim Ngwenya-led Cape Town Tigers made their BNL debut and won their first-ever league championship.
[2] As national champions, the Tigers qualified for the 2024 BAL qualification.