See also

• John Griffiths's parents: Thomas Griffiths (c. 1820- ) and Mary Unknown (c. 1820- )
• John Griffiths's siblings: Elizabeth Griffiths (c. 1841- ), Mary Griffiths (c. 1843- ), Thomas Griffiths (c. 1846- ), Miriam Griffiths (1847- ), Eliza Louisa (Lulu) Griffiths (1849-1885), Margaret Griffiths (c. 1854-1934), William Griffiths (c. 1856- ), David S Griffiths (c. 1858- ), Robert G Griffiths (c. 1860- ), Robert H Griffiths (c. 1863- ) and Samuel Griffiths (c. 1865- )