When Roy Roosevelt Davis was born on 23 August 1907, in Forneys Creek Township, Swain, North Carolina, United States, his father, David Rollins Davis, was 50 and his mother, Mary Jane Rose, was 46. He married Ada Elizabeth Proctor from 1925 to 1926, in Swain, North Carolina, United States. They were the parents of at least 5 sons and 3 daughters. He died on 3 September 1968, in Springfield, Lane, Oregon, United States, at the age of 61, and was buried in Springfield, Lane, Oregon, United States.