W. Calvin Moore was an American inspector and engineer.
W. Calvin Moore worked for the Ford, Bacon and Davis construction contracting firm in the Inspection Division when he was assigned to a position at the K-25 plant in Oak Ridge, Tennessee. Moore worked as an inspector at the plant, quickly receiving promotions and also worked as an informant for U.S. military intelligence. He also worked with Union Carbide representatives to design and start up a fluorine disposal plant. Eventually, Moore was transferred to the Engineering Department, despite the fact that he lacked an engineering degree.