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.

The International Basketball Federation is an association of national organizations which governs the sport of basketball worldwide. FIBA defines the rules of basketball, specifies the equipment and facilities required, organizes international competitions, regulates the transfer of athletes across countries, and controls the appointment of international referees. A total of 212 national federations are members, organized since 1989 into five zones: Africa, Americas, Asia, Europe, and Oceania.