Edward William Spencer Cavendish, 10th. Duke of Devonshire. KG. MBE. TD.
1895 - 1950 (55 years)(
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- 1 Edward William Spencer Cavendish, 10th. Duke of Devonshire. KG. MBE. TD. [1] b. 6 May 1895 d. 26 Nov 1950
- Lady Mary Alice Gascoyne-Cecil b. 29 Jul 1895 d. 24 Dec 1988
- 2 William John Robert Cavendish, Marquess of Hartington [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
- 2 William John Robert Cavendish, Marquess of Hartington [1.1]