When Alvin Stewart Hughes was born in 1891, in Polk, Nebraska, United States, his father, John David Hughes, was 21 and his mother, Hattie Mae Bennett, was 15. He married Dortha Dean O'Howell on 13 June 1916, in Maryville, Nodaway, Missouri, United States. They were the parents of at least 4 sons. He lived in Grant Township, Nodaway, Missouri, United States in 1900. He died on 18 August 1962, in Nebraska, United States, at the age of 71, and was buried in Gering, Scotts Bluff, Nebraska, United States.