When William Dovel La Sage was born on 31 March 1899, in Huntington, Cabell, West Virginia, United States, his father, Isaac Richard Le Sage, was 32 and his mother, Mary Elizabeth Humphreys, was 29. He married Mary Lucille Brown about 1919, in Huntington, Wayne, West Virginia, United States. They were the parents of at least 1 son. He lived in Barboursville Magisterial District, Cabell, West Virginia, United States in 1940. He died on 28 September 1974, in Huntington, Cabell, West Virginia, United States, at the age of 75, and was buried in Spring Hill, Kanawha, West Virginia, United States.