Leonid Illarionovich Ivanov (Russian: ?????? ???????????? ??????; 8 August 1909 – 27 June 1941) was a Soviet Air Force senior lieutenant and posthumous Hero of the Soviet Union.
Ivanov was posthumously awarded the title for reportedly shooting down two German aircraft in the first days after Operation Barbarossa, the German invasion of the Soviet Union in World War II, and being killed in a ramming attack (taran) while defending his airfield from a raid.