- Clemens, Sherrard.1
- Clemens, William Montgomery, 1860-1931.1
- Cleveland, Grover, 1837-1908.1
- Clines, Francis X.1
- Clopper, Edward Nicholas, 1879-1953.1
- Clotfelter, James.1
- Coal Country, Inc. (Matewan, W. Va.)1
- Coal Miners Research Association.1
- Coal and Coke Railway Company of West Virginia.1
- Coalgate, Jerry L.1
- Coalition for Responsible Logging (W. Va.)1
- Cochrane, F. Douglas.1
- Cock robin.1
- Cofer, Eloise.1
- Coghill, Ruth P.1
- Colabrese, John F.1
- Cole and Cole (Firm)1
- Colebank, John L. 1
- Colket, Meredith B.1
- Collier, Clifford W.1
