James Oliver Charles Fitzroy Earl of Euston 1947–2009 Lady Claire Annabel Margaret Kerr – | | |
| | Hugh Denis Charles Fitzroy 11th Duke of Grafton 1919–2011 | | |
Lady Anne Mildred Ismay Fitzroy – Colin Dalzell Mackenzie – | | |
Lord Charles Oliver Edward Fitzroy 1923–1944 | | |
Lord Edward Anthony Charles Fitzroy 1928–2007 Veronica Mary Ruttledge – | | |
Lord Michael Charles Fitzroy 1932–1954 | | |
| | Charles Alfred Euston Fitzroy 10th Duke of Grafton 1892–1970 Lady Doreen Maria Josepha Sydney Buxton 1897–1923 Lucy Eleanor Barnes 1897–1943 Rita Emily Carr-Ellison 1911–1970 | | | | Lord Charles Edward (Rev.) Fitzroy 1857–1911 Ismay Mary Helen Augusta Fitzroy 1863–1952 | | | | Augustus Charles Lennox Fitzroy 7th Duke of Grafton 1821–1918 | | | | Henry Fitzroy 5th Duke of Grafton 1790–1863 Mary Caroline Berkeley 1795–1873 | | | | George Henry Fitzroy 4th Duke of Grafton 1760–1844 Lady Charlotte Maria Waldegrave 1761–1808 | | |
| | | Sir George Cranfield Berkeley 1753–1818 Lady Emilia Charlotte Lennox –1832 |
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| | | Lady Eleanor Maitland 1790–1869 | | | | | James Maitland 8th Earl of Lauderdale 1759–1839 | | |
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| | | Charles Fitzroy 3rd Baron Southampton 1804–1872 Ismania Catherine Nugent 1838–1918 | | | | Henry Fitzroy Stanhope 1754–1828 | | | | William Stanhope 2nd Earl of Harrington 1719–1779 Lady Caroline Fitzroy 1722–1784 | | |
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| | | Sydney Charles Buxton 1st and last Earl of Buxton 1853–1934 |
| | | Sir George Stapylton Barnes 1858–1946 Sybil de Gournay Buxton 1863–1955 |
| | | John Ralph Stockley Carr-Ellison 1867–1912 Alice Ursula Lang 1880–1915 | | | | John Ralph Carr-Ellison 1832–1907 Emily Ann Watts Strackey 1835–1887 Edith Maude Mary Fenwick 1864–1953 | | | | Frances Hardinge 1830–1895 |
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