Mieczysław Centnerszwer (Polish pronunciation: [mjɛˈt͡ʂɨs.waf tsɛntnɛrʂfɛr]; July 10, 1874 – March 27, 1944) was a Polish chemist and professor at the Technical University of Riga and at the University of Warsaw. He was killed by the Gestapo, as a Jew in hiding.