| Census: | 1841 |
| County: | Cornwall (CON) |
| District: | Kerrier |
| Civil Parish: | Gwennap |
| Piece: | 137 |
| Enumeration District: | 11 |
| Folio: | 9 |
| Page: | 10 |
| House Number: | |
| House or Street Name: | Lanner |
| Surname | Forenames | Sex | Age | Occupation | Birth County | Notes |
| WILLIAMS | Will | M | 45 | Farmer | Cornwall | |
| WILLIAMS | Jenefer | F | 45 | Cornwall | ||
| WILLIAMS | Grace | F | 20 | Cornwall | ||
| WILLIAMS | Josiah | M | 15 | Cornwall | ||
| WILLIAMS | Amelia | F | 12 | Cornwall | ||
| WILLIAMS | Ann | F | 10 | Cornwall | ||
| WILLIAMS | Charles | M | 9 | Cornwall | ||
| WILLIAMS | Susanna | F | 7 | Cornwall | ||
| WILLIAMS | William | M | 5 | Cornwall |