Simo Häyhä
Simo "Simuna" Häyhä (17 December 1905 – 1 April 2002), nicknamed "White Death" by the Red Army, was a Finnish sniper. Some sources have reported he killed 505 men (according to other sources he is credited with 542) during the 1939–40 Winter War, the highest recorded number of sniper kills in any major war.
