Bartoszewicz is a Polish surname. Notable people with the surname include:
Artur Bartoszewicz (born 1974), Polish economist Julian Bartoszewicz (1821–1870), Polish historian Kazimierz Bartoszewicz (1852–1930), Polish writer and historian Włodzimierz Bartoszewicz (1899–1983), Polish painter See also Bartosiewicz Bartashevich