Biography
Hugh Seymour was born 29 April 1759 in London, Greater London, England, United Kingdom to Francis Seymour-Conway, 1st Marquess of Hertford (1718-1794) and Isabella FitzRoy (1726-1782) and died 11 September 1801 Jamaica Station, Jamaica of yellow fever. He married Anne Horatia Waldegrave (1762-1801) 2 April 1786 in Marylebone, Greater London, England, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| George Francis Seymour (1787-1870) | 17 September 1787 Berkeley, Gloucestershire, England, United Kingdom | 20 January 1870 Eaton Square, London, England, United Kingdom | Georgiana Mary Berkeley (1793-1878) |
| Hugh Henry John Seymour (1790-1821) | |||
| Horace Beauchamp Seymour (1791-1851) | 22 November 1791 | 23 November 1851 | Elizabeth Malet Palk (c1797-1827) |
| William John Richard Seymour (1793-1801) | |||
| Horatia Maria Frances Seymour (1795-1853) | |||
| Frederick Charles William Seymour (1797-1856) | 1 February 1797 | 7 December 1856 | Mary Gordon (1797-1825) Augusta Elizabeth Wilhelmina Hervey (1798-1880) |
| Mary Georgiana Emma Seymour (1798-1848) | 23 November 1798 | 30 October 1848 | George Lionel Dawson-Damer (1788-1856) |
Footnotes (including sources)
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