Clayton Kirk Slack (February 23, 1896 – March 1, 1976) was a soldier in the United States Army who received the Medal of Honor for his actions during World War I.
Slack was born in Plover, Wisconsin on February 23, 1896.
Clayton Slack joined the United States Army from Madison, Wisconsin in September 1917. He was assigned to the 33rd Division. He volunteered for machine gun duty and served with the Company D, 124th Machine Gun Battalion, 33rd Division.
As a private, he was cited for single-handedly clearing out a German machine gun nest resulting in 10 prisoners and the capture of 2 machine-guns on October 8, 1918, in the Meuse–Argonne offensive, the biggest battle of World War I involving American troops.
Slack noticed several German troops and charged at them with his rifle and bayonet telling them to "put their hands up". The German soldiers thinking that he was at the lead of a patrol, surrendered. Slack's actions were credited with saving his unit heavy cas