Census records of free Black heads of household in the antebellum South
| Name | State | Num In Family | Notes |
|---|---|---|---|
| Moulden, Elizabeth | Maryland | — | — |
| Mount, Alexander | Maryland | — | — |
| Mullican, Adam | Maryland | — | — |
| Munk, Edward | Maryland | — | — |
| Murett, Jacob | Maryland | — | — |
| Murphey, William | Maryland | — | — |
| Murray, William (Negro) | Maryland | — | — |
| Murriah, Free | Maryland | — | — |
| Murry, Daniel | Maryland | — | — |
| Muson, Elizabeth | Maryland | — | — |
| Nan, Free | Maryland | — | — |
| Nancy, Free | Maryland | — | — |
| Nann (Negro) | Maryland | — | — |
| Nanny | Maryland | — | — |
| Nanny | Maryland | — | — |
| Nanny (Negro) | Maryland | — | — |
| Nanny (Negro) | Maryland | — | — |
| Nanny, Free | Maryland | — | — |
| Nash, Robert | Maryland | — | — |
| Neal, Mathew | Maryland | — | — |
| Ned (Negro) | Maryland | — | — |
| Ned (Negro) | Maryland | — | — |
| Ned (Negro) | Maryland | — | — |
| Negroes, Free | Maryland | — | — |
| Nellson, Hannah (mulatto) | Maryland | — | — |