Poincaré is a French surname. Notable people with the surname include:
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Henri Poincaré
Jules Henri Poincaré (, ; ; 29 April 185417 July 1912) was a French mathematician, Theoretical physics, theoretical physicist, engineer, and philosophy of science, philosopher of science. He is often described as a polymath, and in mathemati ...
(1854–1912), French physicist, mathematician and philosopher of science
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Henriette Poincaré (1858–1943), wife of Prime Minister Raymond Poincaré
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Lucien Poincaré (1862–1920), physicist, brother of Raymond and cousin of Henri
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Raymond Poincaré (1860–1934), French Prime Minister or President ''inter alia'' from 1913 to 1920, cousin of Henri
See also
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List of things named after Henri Poincaré
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{{DEFAULTSORT:Poincare
French-language surnames