Family: Rt. Hon. Sir Spencer Cecil Brabazon Ponsonby-Fane / Hon. Louisa Anne Rose Lee Dillon (F2656)
m. 7 Oct 1847John William Ponsonby, 4th. Earl of Bessborough (1781-1847) 
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Lady Maria Fane (1787-1834)
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Lady Georgiana Sarah Ponsonby (1807-1861)  |
| Lady Emily Charlotte Mary Ponsonby (1817-1877) |
| Lady Maria Jane Elizabeth Ponsonby (1819-1897) |
| Lady Harriet Frederica Anne Ponsonby (1825-1900) |
| Lady Kathleen Louisa Georgina Ponsonby (1826-1863) |
| Cecil Robert Brabazon Ponsonby (1828-1828) |
| Hon. Gerald Henry Brabazon Ponsonby (1829-1908) |
| 13th. Viscount Henry Augustus Dillon (1777-1832) |
| Henrietta Browne (1789-1862)
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| Hon. Louisa Anne Rose Lee Dillon (1825-1902)
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| John Henry Ponsonby-Fane (1848-1916) |
| George Richard Ponsonby (1850-1871) |
| Helen Emily Ponsonby (1851-1852) |
| Robert Charles Ponsonby (1854-1909) |
| Constance Louisa Ponsonby (1856-1930) |
| Margaret Maria Ponsonby (1857-1935) |
| Clementina Sarah Ponsonby (1859-1934) |
| Eleanor Harriet Ponsonby (1861-1878) |
| Sydney Alexander Ponsonby (1863-1940) |
| Hugh Spencer Ponsonby (1865-1934) |
| Theobald Brabazon Ponsonby (1868-1929) |