Jules Jean Baptiste Vincent Bordet was a Belgian immunologist and microbiologist. The bacterial genus Bordetella is named after him. The Nobel Prize in Physiology or Medicine was awarded to him in 1919 for his discoveries relating to immunity. The Nobel Prize in Physiology or Medicine 1919, announced October 28, 1920. Jules Bordet, “for his discoveries relating to immunity”. Jules Bordet: born 1870, Soignies, Belgium. Wiki link Data: the Nobel Foundation (CC0).