Biography
John Bartlett Allen was born 1733 in Jeffreston, Pembrokeshire, Wales, United Kingdom to John Allen (c1701-1730) and Joan Bartlett (c1710) and died 1 June 1803 Jeffreston, Pembrokeshire, Wales, United Kingdom of unspecified causes. He married Elizabeth Hensleigh (c1738-1790) 11 April 1763 in Llanddewi Velfrey, Pembrokeshire, Wales, United Kingdom. He married Mary Rees (bef1792) 31 July 1792 in Jeffreyston, Pembrokeshire, Wales, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| Elizabeth Allen (1764-1846) | 17 February 1764 Pembrokeshire, Wales, United Kingdom | 31 March 1846 Maer Hall, Maer, Staffordshire, England, United Kingdom | Josiah Wedgwood (1769-1843) |
| Catherine Allen (1765-1830) | |||
| Mary Ann Allen (c1767-?) | |||
| Antoinette Caroline Allen (1768-1835) | |||
| John Hensleigh Allen (1769-1843) | |||
| Louisa Jane Allen (1771-1836) | 31 October 1771 Cresselly House, Jeffreston, Pembrokeshire, Wales, United Kingdom | 28 April 1836 | John Wedgwood (1766-1844) |
| Joan Bartlett Allen (1773-1801) | |||
| Lancelot Baugh Allen (1774-1845) | |||
| Harriet Allen (1776-1845) | |||
| Jessie Allen (1777-1853) | |||
| Octavia Allen (1779-1800) | |||
| Emma Augusta Allen (1780-1864) | |||
| Frances Allen (1781-1875) | |||
Footnotes (including sources)
| ‡ General |
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