The radio orchestra of Hessischer Rundfunk, the public broadcasting network of the German state of Hesse. From 1929 to 1950 it was named Frankfurter Rundfunk-Symphonie-Orchester. From 1950 to 1971 the orchestra was named Sinfonie-Orchester des Hessischen Rundfunks, from then to 2005 Radio-Sinfonie-Orchester Frankfurt. Prior to 2015, the English translation Frankfurt Radio Symphony Orchestra was used for international tours