- [S104] 1871 Census Returns of England and Wales, General Register Office, (2 April 1871;), RG 10/5757 f.14 p.17 (Reliability: 3).
4 Minden St, St Hélier, Jersey [sharing house with 4 other families]
Anna Lansdell Le Griffon, Head, Widow, 35, Milliner & Dressmaker, England Kent
Joseph Emile Le Griffon, Son, Unmd, 13, England Surrey
Harry Constantine Le Griffon, Son, Unmd, 8, England Surrey
Louis Albert Le Griffon, Son, Unmd, 4, Jersey St Hélier
- [S16] Victorian Registry of Births, Deaths and Marriages: Historical Indexes, Victoria Department of Justice, Australia, (https://online.justice.vic.gov.au/bdm/index-search?action=getHistIdxSearchCriteria;), Death registration: GRIFFON, Hy Le, Father: Unknown, Mother: Unknown, 1935, age: 72, death place: Adale, reg no: 5055 (Reliability: 3).
- [S113] Civil Registration Marriage Indexes, General Register Office, (1837-;), marriages of Joseph Peter Le Griffon and Anna Lansdell Jenner share reference Wandsworth 1d 647, June quarter 1857 (Reliability: 2).