When William Monroe Heaston was born on 4 February 1884, in Johnson Township, Champaign, Ohio, United States, his father, Joseph Bridgeman Heaston, was 22 and his mother, Eunice Rebecca Jenkins, was 15. He married Belle Marie Dyke on 15 April 1913, in Champaign, Ohio, United States. They were the parents of at least 3 sons. He lived in Saint Paris, Jackson Township, Champaign, Ohio, United States in 1900. He died on 1 February 1952, in Champaign, Ohio, United States, at the age of 67, and was buried in Saint Paris, Johnson Township, Champaign, Ohio, United States.