Bernhard Reichenbach (Berlin, 1888 – London, 1975) was a member of the Executive Committee of the Communist International. He was a member of the Communist Workers' Party of Germany and acted as their delegate to the Third Congress of the Third International. He was born in Berlin in 1888, the son of Bruno Reichenbach. His younger brother, Hans Reichenbach would go on to become a leading philosopher of science. He became an actor in Bochum and Hamburg between 1912 and 1914. Bernhard's acting led to him making his first trip to Russia.