Rundfunk Berlin-Brandenburg (RBB, Radio Berlin-Brandenbur)

Rundfunk Berlin-Brandenburg, stylized as rbb; Berlin-Brandenburg Broadcasting) is an institution under public law (national broadcaster) for the German states of Berlin and Brandenburg, based in Berlin and Potsdam. RBB was established on 1 May 2003 through the merger of Sender Freies Berlin (SFB) and Ostdeutscher Rundfunk Brandenburg (ORB), based in Potsdam, and is a member of the Association of PSBs in the Federal Republic of Germany (ARD).

Since May 1, 2003, Rundfunk Berlin-Brandenburg has been the joint state broadcaster of the states of Berlin and Brandenburg.