When Rex Rohr Combs was born on 11 November 1895, in Tariff, Roane, West Virginia, United States, his father, John Millian Combs, was 43 and his mother, Julia Ann Tallman, was 41. He married Lena Jane Holland in 1916, in Roane, West Virginia, United States. They were the parents of at least 3 sons and 1 daughter. He lived in Midland, Michigan, United States in 1935 and Chippewa Township, Isabella, Michigan, United States in 1940. He died on 14 July 1968, in Marietta, Washington, Ohio, United States, at the age of 72.