When Daniel McClure Foust was born on 28 August 1881, in Van Wert, Ohio, United States, his father, Daniel M Foust, was 33 and his mother, Sarah Jane Horner, was 29. He married Ethel Frances Hoffmire on 25 September 1909, in Morrow, Ohio, United States. They were the parents of at least 2 sons and 2 daughters. He lived in Cardington Township, Morrow, Ohio, United States in 1900 and Cardington, Morrow, Ohio, United States in 1910. He died on 16 June 1958, in Bucyrus, Crawford, Ohio, United States, at the age of 76, and was buried in Bucyrus, Crawford, Ohio, United States.