Rolandus was the son of David Beight and Rebecca Yarian. He married to Eleanor "Nellie" McClelland. They appear in the 1900 census of North Beaver Township, Lawrence County, Pennsylvania, with 1 daughter at home. Rolandus was a farm laborer. Besides the child linked below they had: Grace Wilma (1897-1984) m.Harold Raymond Dodds (1905-1981).