See also

Edward CAVENDISH's parents: Victor Christian William CAVENDISH (1868-1938) and Evelyn Emily Mary PETTY-FITZMAURICE (1870-1960)
Edward CAVENDISH's siblings: Maud Louisa Emma CAVENDISH (1896-1975), Blanche Katherine CAVENDISH (1898-1987), Dorothy Evelyn CAVENDISH (1900-1966), Rachel CAVENDISH (1902-1977), Charles Arthur Francis CAVENDISH (1905-1944) and Anne CAVENDISH (1909-c. 1981)

Family of Edward William Spencer CAVENDISH and Mary Alice GASCOYNE-CECIL

Husband:
Edward William Spencer CAVENDISH (1895-1950)
Wife:
Mary Alice GASCOYNE-CECIL (1895-c. 1988)
Children:
William John Robert CAVENDISH (1917-1944)
Andrew Robert Buxton CAVENDISH (1920-2004)
Mary CAVENDISH (1922-1922)
Elizabeth Georgiana Alice CAVENDISH (1926-c. 2018)
Anne Evelyn Beatrice CAVENDISH (1927-2010)
Marriage:
21 Apr 1917
Hatfield, Herts^1,2

Husband: Edward William Spencer CAVENDISH

Edward William Spencer CAVENDISH

Name:
Edward William Spencer CAVENDISH
Sex:
Male
Father:
Victor Christian William CAVENDISH (1868-1938)
Mother:
Evelyn Emily Mary PETTY-FITZMAURICE (1870-1960)
Birth:
6 May 1895
Westminster, London W¹
Baptism:
2 Jul 1895 (age 0)
Mayfair, London W³
Address: Christ Church, Down Street
Title:
10th Duke of Devonshire
Census:
31 Mar 1901 (age 5)
Eastbourne, E Sussex⁴
Address: Coniston Place, Coniston Place Road
Death:
26 Nov 1950 (age 55)
Eastbourne, E Sussex^1,5

Wife: Mary Alice GASCOYNE-CECIL

Mary Alice GASCOYNE-CECIL

Name:
Mary Alice GASCOYNE-CECIL
Sex:
Female
Father:
-
Mother:
-
Birth:
29 Jul 1895
Hatfield, Herts^1,6
Death:
c. 1988 (age 92-93)¹

Child 1: William John Robert CAVENDISH

Son: William John Robert CAVENDISH

Spouse: Kathleen A KENNEDY

Name:
William John Robert CAVENDISH
Sex:
Male
Spouse:
Kathleen A KENNEDY (1920-1948)
Birth:
10 Dec 1917
London, St George Hanover Square^1,7
Occupation:
1944 (age 26-27)
Lieutenant, Coldstream Guards¹
Death:
10 Sep 1944 (age 26)
Belgium¹

Child 2: Andrew Robert Buxton CAVENDISH

Son: Andrew Robert Buxton CAVENDISH

Spouse: Deborah Vivien Freeman MITFORD

Name:
Andrew Robert Buxton CAVENDISH¹
Sex:
Male
Spouse:
Deborah Vivien Freeman MITFORD (1920-2014)
Birth:
2 Jan 1920
London, St George Hanover Square^1,8
Title:
11th Duke of Devonshire
Death:
3 May 2004 (age 84)
Bakewell, Derbys^1,9

Child 3: Mary CAVENDISH

Name:
Mary CAVENDISH
Sex:
Female
Birth:
6 Nov 1922
Bakewell, Derbys^1,10
Death:
17 Nov 1922 (age 0)
Bakewell, Derbys^1,11

Child 4: Elizabeth Georgiana Alice CAVENDISH

Daughter: Elizabeth Georgiana Alice CAVENDISH

Name:
Elizabeth Georgiana Alice CAVENDISH
Sex:
Female
Birth:
24 Apr 1926
London^1,12
Death:
c. 2018 (age 91-92)¹

Child 5: Anne Evelyn Beatrice CAVENDISH

Name:
Anne Evelyn Beatrice CAVENDISH
Sex:
Female
Spouse:
Michael Lambert TREE (1921-1999)
Birth:
6 Nov 1927
London, St George Hanover Square^1,13
Death:
9 Aug 2010 (age 82)
Compton Abbas, Dorset^1,14
Cause: Lung Cancer

Address: Lower Lane House

Sources

1.: thepeerage.com.

2.: England & Wales Marriages 1837 - 2005. Vol 3a P 1350.

3.: Westminster Baptisms.

4.: Census 1901 E&W. RG13 PN879 F12 P15.

5.: England & Wales Deaths 1837 - 2007. Vol 5h P 235.

6.: England & Wales Births 1837 - 2006. Vol 3a P 582.

7.: Ibid. Vol 1a P 487.

8.: Ibid. Vol 1a P 949A.

9.: England & Wales Deaths 1837 - 2007. Dist 391/1 Reg B22a Ent 065.

10.: England & Wales Births 1837 - 2006. Vol 7b P 1351.

11.: England & Wales Deaths 1837 - 2007. Vol 7b P 798.

12.: England & Wales Births 1837 - 2006. Vol 1a P 646.

13.: Ibid. Vol 1a P 464.

14.: wikipedia.org.