Census: 1841 Wales
| Name | Gender | Age | Calc Birth Year | Occupation | Parish | County | Born Same County | Piece | Book | Folio |
|---|---|---|---|---|---|---|---|---|---|---|
| Riversdale GRENFEL | M | 30 | 1811 | Merchant | Swansea | Glamorgan | N | 1424 | 34 | 23 |
| Henrietta GRENFEL | F | 35 | 1806 | Swansea | Glamorgan | N | 1424 | 34 | 23 | |
| Frances GRENFEL | F | 25 | 1816 | Swansea | Glamorgan | N | 1424 | 34 | 23 | |
| Georgina GRENFEL | F | 6 | 1835 | Swansea | Glamorgan | N | 1424 | 34 | 23 | |
| Stanley GRENFEL | M | 4 | 1837 | Swansea | Glamorgan | N | 1424 | 34 | 23 | |
| Seymour GRENFELL | M | 1 | 1840 | Swansea | Glamorgan | N | 1424 | 34 | 23 | |
| Charlotte GRENFEL | F | 6 mths | 1840 | Swansea | Glamorgan | N | 1424 | 34 | 23 | |
| David GRENFELD | M | 40 | 1801 | Furnaceman | Bedwelty | Monmouthshire | N | 750 | 17 | 30 |
| James GRENFELD | M | 10 | 1831 | Bedwelty | Monmouthshire | N | 750 | 17 | 30 | |
| Fanny GREENFELL | F | 20 | 1821 | Cardiff | Glamorgan | N | 1425 | 1 | 4 | |
| Augustaa GREENFELL | F | 15 | 1826 | Cardiff | Glamorgan | N | 1425 | 1 | 4 |
