Official name of the Frankfurt Radio Symphony Orchestra (affiliated with the Hesse Broadcaster [l72457]) from 17 October 1950 until 1971. It was renamed to Radio-Sinfonie-Orchester Frankfurt in 1971 and to hr-Sinfonieorchester in 2005.

Chief conductors:
Kurt Schröder (1947-1955)
Otto Matzerath (1955–1961)
Dean Dixon (1961–1974)