Family: Edward William Spencer Cavendish, 10th. Duke of Devonshire. KG. MBE. TD. / Lady Mary Alice Gascoyne-Cecil (F4036)
m. 21 Apr 1917-
Father | Male
Edward William Spencer Cavendish, 10th. Duke of Devonshire. KG. MBE. TD.
Born 6 May 1895 St. George in the East, Middlesex, England 
Died 26 Nov 1950 Eastbourne, Sussex, England Buried Married 21 Apr 1917 [1, 2] St. Etheldreda's, Hatfield, Hertfordshire, England [1, 2] Father Victor Christian William Cavendish, 9th. Duke of Devonshire. KG. PC. GCVO. FRS. JP. | F4035 Group Sheet Mother Lady Evelyn Emily Mary Fitzmaurice | F4035 Group Sheet
Mother | Female
Lady Mary Alice Gascoyne-Cecil
Born 29 Jul 1895 Hatfield, Hertfordshire, England Died 24 Dec 1988 Westminster, Middlesex, England Buried Father James Edward Hubert Gascoyne-Cecil, KG, GCVO, CB, PC, 4th. Marquess of Sailsbury | F7045 Group Sheet Mother Lady Cicely Alice Gore | F7045 Group Sheet
Child 1 | Male
William John Robert Cavendish, Marquess of Hartington
Born 10 Dec 1917 St. George's, Hanover Sq. Middlesex, England Died 10 Sep 1944 Belgium Buried Leopoldsburgh War Cemetery, Limburg, Belgium Spouse Kathleen Agnes Kennedy | F4063 Married 6 May 1944 Register Office, Chelsea, Middlesex, England
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