Lady Evelyn Emily Mary Fitzmaurice
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- 1  Lady Evelyn Emily Mary Fitzmaurice [1]  b. 27 Aug 1870 d. 2 Apr 1960
  Victor Christian William Cavendish, 9th. Duke of Devonshire. KG. PC. GCVO. FRS. JP.  b. 31 May 1868 d. 6 May 1938
- 2  Edward William Spencer Cavendish, 10th. Duke of Devonshire. KG. MBE. TD. [1.1]   
 b. 6 May 1895 d. 26 Nov 1950
                    
  Lady Mary Alice Gascoyne-Cecil  b. 29 Jul 1895 d. 24 Dec 1988
- 3  William John Robert Cavendish, Marquess of Hartington [1.1.1]   
 b. 10 Dec 1917 d. 10 Sep 1944
                                    - +  Kathleen Agnes Kennedy  b. 20 Feb 1920 d. 13 May 1948
 
 - +  Kathleen Agnes Kennedy  b. 20 Feb 1920 d. 13 May 1948
 
- 3  William John Robert Cavendish, Marquess of Hartington [1.1.1]   
 
 - 2  Lady Dorothy Evelyn Cavendish [1.2]   
 b. 28 Jul 1900 d. 21 May 1966
                    - +  Maurice Harold MacMillan, 1st. Earl of Stockton  b. 10 Feb 1894 d. 29 Dec 1986
 
 - +  Maurice Harold MacMillan, 1st. Earl of Stockton  b. 10 Feb 1894 d. 29 Dec 1986
 
- 2  Edward William Spencer Cavendish, 10th. Duke of Devonshire. KG. MBE. TD. [1.1]   
 
 
