Rudolf Fränkel, often anglicised as Rudolf or Rudolph Frankel (14 June 1901 in Neisse, Upper Silesia, now Nysa, Poland – 23 April 1974 in Oxford, Ohio) was a German-Jewish architect who was among the leaders of the pre-war avant-garde movement in Berlin.
He later emigrated to Bucharest, London and the United States, where he taught at Miami University, Ohio.