title: Poincaré
text: # Poincaré
  
  Poincaré is a French surname. Notable people with the surname include:
  
  * Henri Poincaré (1854–1912), French physicist, mathematician and philosopher of science
  * Henriette Poincaré (1858–1943), wife of Prime Minister Raymond Poincaré
  * Lucien Poincaré (1862–1920), physicist, brother of Raymond and cousin of Henri
  * Raymond Poincaré (1860–1934), French Prime Minister or President inter alia from 1913 to 1920, cousin of Henri
  