| Name | Birth Year | Birth Place |
| Albert J Allen | 1876 | Leeds, Yorkshire, England |
| Helen Allen | 1905 | Blackburn, Lancashire, England |
| Margaret Allen | 1879 | Leeds, Yorkshire, England |
| Teresa Allen | 1906 | Blackburn, Lancashire, England |
| Thomas Allen | 1917 | Blackburn, Lancashire, England |
| Address | Unknown |
| Parish | Blackburn |
| Registration District | Blackburn |
| County | Lancashire |
Source: findmypast - 1921 Census