André Frédéric Cournand was a French-American physician and physiologist. The Nobel Prize in Physiology or Medicine 1956, announced October 18, 1956. André F. Cournand, Werner Forssmann, and Dickinson W. Richards, “for their discoveries concerning heart catheterization and pathological changes in the circulatory system”. André F. Cournand: born 1895, Paris, France. Werner Forssmann: born 1904, Berlin, Germany. Dickinson W. Richards: born 1895, Orange, NJ, USA. Wiki link Wiki link Wiki link Data: the Nobel Foundation (CC0).