Biography
Henry FitzGerald was born 30 July 1761 to James FitzGerald, 1st Duke of Leinster (1722-1773) and Emilia Mary Lennox (1731-1814) and died 9 July 1829 Boyle Farm, Thames Ditton, Surrey, England, United Kingdom of unspecified causes. He married Charlotte Boyle-Walsingham, 21st Baroness de Ros (1769-1831) 3 August 1791 .
Children
| Name | Birth | Death | Joined with |
| Henry William FitzGerald-de Ros, 22nd Baron de Ros (1793-1839) | |||
| Arthur John Hill FitzGerald-de Ros (1795-1826) | |||
| William Lennox Lascelles FitzGerald-de Ros, 23rd Baron de Ros (1797-1874) | 1 September 1797 Thames Ditton, Surrey, England, United Kingdom | 6 January 1874 Old Court, Strangford, County Down, Ireland | Georgiana Lennox (1795-1891) |
| Edmund Emilius Boyle FitzGerald-de Ros (1799-1810) | |||
| John Frederick FitzGerald-de Ros (1804-1861) | |||
| Augustus FitzGerald-de Ros (1805-) | |||
| Henrietta Mabel FitzGerald-de Ros (-1879) | |||
| Olivia Cecilia FitzGerald-de Ros (1807-1885) | 11 January 1807 Thames Ditton, Surrey, England, United Kingdom | 21 April 1885 20 Albemarle Street, London, Greater London, England, United Kingdom | Henry Richard Charles Wellesley, 1st Earl Cowley (1804-1884) |
| Jane FitzGerald-de Ros (1810-1885) | |||
| Charlotte FitzGerald-de Ros (-1813) | |||
| Geraldine FitzGerald-de Ros (bef1815-1881) | |||
| Cecilia FitzGerald-de Ros (-1869) | 23 August 1811 | 6 October 1869 | John Boyle (1803-1874) |
Footnotes (including sources)
| ‡ General |
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