Ivan Petrovich Antonov (Russian: Иван Петрович Антонов; 7 July 1920 – 22 March 1989) was a sniper in the Red Navy who killed over 300 enemy soldiers between 1941 and 1942, for which he was awarded the title Hero of the Soviet Union.

After completing his tenth grade of school he worked as a manager of a club in his home village before he joined the Navy in 1941.

[1] Right after the Soviet Union was attacked by Nazi Germany he fought in the defense of Tallinn as part of the Baltic Fleet, which was a key port city.

As a rifleman in the 160th Separate Rifle Company, he became one of the founders of the sniper movement in the Baltic Sea Fleet.

Early in the war, he did sniper hunts in his free time, manning naval guns on the shore.