When Lester Cleo Floyd was born on 27 May 1922, in Dayton, Columbia, Washington, United States, his father, William Ernest Floyd, was 49 and his mother, Ida May Hedden, was 45. He married Kay Eloise Randklev on 24 September 1942, in Whitman, Washington, United States. He lived in Brooklyn Election Precinct, Columbia, Washington, United States in 1940 and Dayton, Mason County, Washington, United States in 2003. He registered for military service in 1942. He died on 28 April 1994, in Dayton, Columbia, Washington, United States, at the age of 71, and was buried in Dayton City Cemetery, Dayton, Columbia, Washington, United States.