| Name | Birth Year | Birth Place |
| Charles Nelson | 1884 | Cardiff, Glamorganshire, Wales |
| Rebecca Nelson | 1886 | Cardiff, Glamorganshire, Wales |
| Otto Nelson | 1912 | Cardiff, Glamorganshire, Wales |
| Address | Unknown |
| Parish | Cardiff |
| Registration District | Cardiff |
| County | Glamorganshire |
Source: findmypast - 1921 Census