- Clark, Virginia1
- Clay, Henry1
- Cochran, Judy1
- Colored Division, Republican State Headquarters of Tennessee1
- Colquitt, Alfred1
- Committee for Defense of Civil Rights in Tampa1
- Committee of Claims, U.S. House of Representatives1
- Conheady, Emily1
- Connell Studios1
- Connell, Kathryn1
- Connell, Kathryne1
- Cook, Philip1
- Cooke, Janet1
- Copeland, James1
- Corn, John1
- Cortez, Charles B.1
- Crawford, E. J.1
- Crockett, George W., Jr.1
- Crovart, A. J.1
- Cumming, Joseph B.1
