Census records of free Black heads of household in the antebellum South
| Name | State | Num In Family | Notes |
|---|---|---|---|
| Clark, Elizabeth (mulatto) | Maryland | — | — |
| Clark, James | Connecticut | — | — |
| Clark, John | Maryland | — | — |
| Clark, John | Maryland | — | — |
| Clark, Richard (mulatto) | Maryland | — | — |
| Clark, Robert | New York | — | — |
| Clarke, William | Maryland | — | — |
| Clayton, James | North Carolina | — | — |
| Clement, Thomas | Pennsylvania | — | — |
| Clements, Charles | Maryland | — | — |
| Clemments, Samuel | North Carolina | — | — |
| Clever, Anthony | Massachusetts | — | — |
| Clevor, Charles (free Negro) | Delaware | 5 | — |
| Clewis, Molly | North Carolina | — | — |
| Clifford, James | Massachusetts | — | — |
| Clinch, Robert | Pennsylvania | — | — |
| Cloe | Maryland | — | — |
| Cloe (free) | South Carolina | — | — |
| Cloeraly | North Carolina | — | — |
| Clopton, William | Virginia | — | — |
| Cloyd, Thomas | Pennsylvania | — | — |
| Coale, Milla | Maryland | — | — |
| Coats, Jotham | Maryland | — | — |
| Coats, Thomas. | Pennsylvania | — | — |
| Cobb, Becky | North Carolina | — | — |