Ivan Shadr (Russian: Иван Шадр), pseudonym of Ivan Dmitriyevich Ivanov (Russian: Ива́н Дми́триевич Ивано́в; 11 February [O.S. 30 January] 1887 — 3 April 1941) was a Russian/Soviet sculptor and medalist who took his pseudonym after his hometown of Shadrinsk.