Major Henry Alfred Commiskey Sr. (January 10, 1927 – August 16, 1971) was a United States Marine who served during World War II at the Battle of Iwo Jima and in the Korean War in the Inchon landing. As a lieutenant, he was the first Marine to receive the Medal of Honor — the nation's highest decoration for valor — for extraordinary heroism in the Korean War, leading a charge up a hill and killing seven enemy soldiers in hand-to-hand combat.