Ernö Rapée (or Erno Rapee) (4 June 1891 – 26 June 1945) was an Hungarian-born American symphonic conductor in the first half of the 20th Century whose prolific career spanned both classical and popular music. His most famous tenure was as the head conductor of the Radio City Symphony Orchestra, the resident orchestra of the Radio City Music Hall, whose music was also heard by millions over the air.