| Census: | 1851 |
| County: | Renfrewshire (RFW) |
| District: | Port Glasgow |
| Civil Parish: | Port Glasgow |
| Ecclesiastical Parish: | - |
| Piece: | 574 |
| Enumeration District: | 7 |
| Folio: | 445 |
| Page: | 4 |
| Schedule: | 18 |
| House Number: | |
| House or Street Name: | Gillespies Lane Lairds Land |
| Surname | Forenames | Relationship | Marital Status | Sex | Age | Occupation | Birth County | Birth Place | Disability | Notes |
| GEMMILL | Alexander | Head | M | M | 31 | Journeyman Carpenter | Renfrewshire | Port Glasgow | ||
| GEMMILL | Margaret | Wife | M | F | 30 | Carpenters Wife | Ayrshire | Kilmarnock | ||
| GEMMILL | William | Son | U | M | 4 | Renfrewshire | Port Glasgow | |||
| GEMMILL | John | Son | U | M | 2 | Renfrewshire | Port Glasgow | |||
| GEMMILL | Alexander | Son | U | M | 6m | Renfrewshire | Port Glasgow |