The 2016–17 Basketball Champions League was the inaugural season of the Basketball Champions League (BCL), a European professional basketball competition for clubs that was launched by FIBA. The competition began on 27 September 2016, with the qualifying rounds, and concluded on 30 April 2017, at the Final Four. It featured 17 domestic champion teams and 9 runners-up.

The Basketball Champions League (BCL), also commonly known as the FIBA Champions League, is an annual professional basketball competition for European clubs, organised by FIBA. It is the top-level competition organised by FIBA Europe, therefore the champion participates in the FIBA Intercontinental Cup.