When Lee Roy Agan was born on 30 October 1911, in Mount Pleasant, Titus, Texas, United States, his father, Oscar Agan, was 27 and his mother, Margaret Cora Caldwell, was 27. He married Ruby Lee Hughes on 14 February 1930, in Lovington, Lea, New Mexico, United States. He died on 3 November 1981, in Albuquerque, Bernalillo, New Mexico, United States, at the age of 70, and was buried in Sunset Memorial Park, Albuquerque, Bernalillo, New Mexico, United States.