The 2016–17 ProB was the 10th season of the ProB, the third level of basketball in Germany. The champions and finalists of the league are promoted to the 2017–18 ProA. Weißenhorn Youngstars won the title after defeating PS Karlsruhe Lions in the finals.
The champions and the runners-up of the playoffs would qualify for the 2017–18 ProA season.