| 1800 FERGUSONs | ||||
| Last | Given | Census | Census | |
| Name | Name | State | Location | Year |
| Ferguson | John | NH | Hillsborough; Dunbarton | 1800 |
| Ferguson | William | NH | Hillsborough; Hollis | 1800 |
| Ferguson | Henry | NH | Hillsborough; Peterborough | 1800 |
| Ferguson | Molley | NH | Strafford; Sandwich | 1800 |
| Ferguson | William | NH | Strafford; Sandwich | 1800 |