See also
| Name: | William GRIFFITHS |
| Sex: | Male |
| Father: | William GRIFFITHS (c. 1796- ) |
| Mother: | Ann UNKNOWN (c. 1803- ) |
| Birth | c. 1835 | Merthyr, Glamorgan |
| Census | 2 Jun 1841 (age 5-6) | High Street Castle Street, Merthyr Tydfil, Glamorgan, Wales |
| Census | 30 Mar 1851 (age 15-16) | Penydarren, Mertyr Tydfil, Glamorgan, Wales |
| Census | 8 Apr 1861 (age 25-26) | |
| Census | 2 Apr 1871 (age 35-36) | |
| Census | 4 Apr 1881 (age 45-46) | |
| Census | 5 Apr 1891 (age 55-56) | |
| Census | 31 Mar 1901 (age 65-66) | |
| Census | 2 Apr 1911 (age 75-76) | |
| Census | 19 Jun 1921 (age 85-86) | |
| Census | 26 Apr 1931 (age 95-96) | |
| Census | 29 Sep 1939 (age 103-104) | Dead |
| Death |