William John Robert Cavendish Marquess of Hartington 1917–1944 Kathleen Agnes Kennedy 1920–1948 | | |
Nancy Catherine Burrell …– | | |
Edward Lambert Burrell …– | | |
| | Isabella Elizabeth Nancy Tree …– Charles Raymond Burrell …– | | |
| | Lady Anne Evelyn Beatrice Cavendish 1927–2010 | | |
| | Edward William Spencer Cavendish 10th Duke of Devonshire 1895–1950 Lady Mary Alice Gascoyne-Cecil Duchess of Devonshire C.B.E. G.C.V.O. 1895–1988 | | | | Victor Christian William Cavendish 1868–1938 | | | | Spencer Compton Cavendish 1833–1908 | | | | Blanche Georgiana Howard 1812–1840 | | | | Hon. William Cavendish MP 1783–1812 | | |
| | | George Howard 6th Earl of Carlisle (1825-1848), KG, PC, FRS 1773–1848 | | |
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