| Husband | John LOCK b. 1821 | |
| Wife | Charlotte BLYTHEMAN b. 16/05/1826 | |
| Child #1 | Charlotte LOCK b. 1842 | |
| Child #2 | John LOCK b. 23/09/1844 | |
| Child #3 | George LOCK b. 07/10/1848 d. 1849 | |
| Child #4 | Ann LOCK b. 28/07/1850 | |
| Child #5 | Sarah Jane LOCKE b. 28/10/1853 d. Before 1861 | |
| Child #6 | Mary Ann LOCK b. Estimated as 09/1860 | |
| Child #7 | Harriett LOCK b. 08/12/1862 d. 1865 | |
| Child #8 | Emma LOCK b. 1865 | |
| Child #9 | Caroline LOCK b. 1868 | |
| Child #10 | Louisa LOCK b. 1871 d. 1897 | |
John LOCK, only child of Richard LOCK and Sarah ?, was born in 1821 in Heathfield, Sussex.
Charlotte BLYTHEMAN, 8th child of John BLIGH(MAN) and Mary ?, was born on 16/05/1826 in Streatham, Surrey.
On 23/05/1826 Charlotte was christened in Streatham, St. Leonards, Surrey.
On 19/06/1842 John married Charlotte. 2 sons and 8 daughters given.