Mary Lavinia Hagger was born 1863 in Norton, Hertfordshire, England, United Kingdom to William Haggar (1824-1902) and Sarah Wilsher (1824-1907) and died 12 January 1955 19 Lyndhurst Way Camberwell, London, England, United Kingdom of unspecified causes. She married George Frederick Stockham (1858-1942) .
Children
| Name | Birth | Death | Joined with |
| George Robert Stockham (1884-) | |||
| Albert William Stockham (1886-1974) | |||
| Johanna Sarah Stockham (1888-1959) | 1889 Southwark, Surrey, England, United Kingdom | 19 March 1959 Hospital, Letchworth, Hertfordshire, England, United Kingdom | George William Henry Weeden (1892-1932) |