| 1840 FERGUSON Index | ||||
| Last | First | Census | Location | Census |
| Name | Name | State | (County; Town) | Year |
| Ferguson | James | AR | Carroll; Prairie | 1840 |
| Ferguson | Wm | AR | Conway; Cadron | 1840 |
| Ferguson | Horatio N | AR | Crittenden; Jasper | 1840 |
| Furguson | William D | AR | Crittenden; Jasper | 1840 |
| Ferguson | Elijah | AR | Hempstead; Ozan | 1840 |
| Furgason | Joseph | AR | Lafayette; no twp listed | 1840 |
| Ferguson | Hiram | AR | Lawrence; no twp listed | 1840 |
| Ferguson | Geo W | AR | Lawrence; Union | 1840 |
| Fergerson | Sally | AR | Monroe; Montgomery | 1840 |
| Furgerson | James | AR | Pulaski; no twp listed | 1840 |
| Furgerson | M W | AR | Pulaski; no twp listed | 1840 |
| Furgerson | Mary | AR | Pulaski; no twp listed | 1840 |
| Furguson | Moses | AR | Pulaski; no twp listed | 1840 |
| Furgerson | Wm | AR | Pulaski; no twp listed | 1840 |
| Ferguson | J M | AR | Sevier; Washington | 1840 |
| Ferguson | P W | AR | Sevier; Washington | 1840 |
| Furgenson | Jas M | AR | Union; Marion | 1840 |
| Fergerson | John C | AR | Washington; Mountain | 1840 |