See also
| Name: | William Byron |
| Sex: | Male |
| Father: | Alexander Byron (1819-1898) |
| Mother: | Elizabeth Dawkins (1820-1885) |
| Birth | 1850 | Pembroke Dock, Pembrokeshire, Wales |
| Birth fact | 1850 (age 0) | 1850 Jun Q, Pembroke, 26/804 |
| Census | 1851 (age 0-1) | Living with parents (aged 11 months) |
| Death fact | 1851 (age 0-1) | 1851 Sep Q, Pembroke, 26/476 |
| Death | 1851 (age 0-1) | Pembroke Dock, Pembrokeshire, Wales |
| Burial | 2 Aug 1851 | St John, Pembroke Dock (aged 15 months) |