William Jackson Jenks (March 21, 1870 – January 17, 1960) was a 70 year veteran of railroading. He served as President of the Roanoke, Virginia, based Norfolk and Western Railway from 1936 to 1946 and N&W Chairman from 1946 to 1953. Entombed in Fern Cliff Abbey in Evergreen Burial Park, Roanoke, Virginia.