See also

Bernard FITZALAN-HOWARD's parents: Henry FITZALAN-HOWARD (1847-1917) and Gwendoline Mary CONSTABLE-MAXWELL (1877-1945)
Bernard FITZALAN-HOWARD's siblings: Mary Rachel FITZALAN-HOWARD (1905-1992), Katherine Mary FITZALAN-HOWARD (1912-c. 2000) and Winefride Alice FITZALAN-HOWARD (1914-c. 2006)
Lavinia STRUTT's parents: Algernon Henry STRUTT (1883-1956) and Eva Isabel Marion BRUCE ( - )
Lavinia STRUTT's siblings: Alexander Ronald George STRUTT (1912-1999) and Michael STRUTT (c. 1914-1942)

Family of Bernard Marmaduke FITZALAN-HOWARD and Lavinia Mary STRUTT

Husband:
Bernard Marmaduke FITZALAN-HOWARD (1908-1975)
Wife:
Lavinia Mary STRUTT (1916-1995)
Children:
Anne Elizabeth FITZALAN-HOWARD (1938-2014)
Mary Katharine FITZALAN-HOWARD (1940-2017)
Sarah Margaret FITZALAN-HOWARD (1941-2015)
Marriage:
27 Jan 1937
Kensington, London SW¹ ²

Husband: Bernard Marmaduke FITZALAN-HOWARD

Name:
Bernard Marmaduke FITZALAN-HOWARD
Sex:
Male
Father:
Henry FITZALAN-HOWARD (1847-1917)
Mother:
Gwendoline Mary CONSTABLE-MAXWELL (1877-1945)
Birth:
30 May 1908¹
Title:
16th Duke of Norfolk
Death:
31 Jan 1975 (age 66)¹
Burial:
Arundel, W Sussex¹
Address: Arundel Castle

Wife: Lavinia Mary STRUTT

Name:
Lavinia Mary STRUTT
Sex:
Female
Father:
Algernon Henry STRUTT (1883-1956)
Mother:
Eva Isabel Marion BRUCE ( - )
Birth:
22 Mar 1916
Kingston-on-Soar, Notts¹
Address: Kingston Hall
Death:
10 Dec 1995 (age 79)
Arundel, W Sussex¹
Address: Arundel Castle

Child 1: Anne Elizabeth FITZALAN-HOWARD

Name:
Anne Elizabeth FITZALAN-HOWARD
Sex:
Female
Spouse:
Michael Colin COWDREY (1932-2000)
Birth:
12 Jun 1938¹
Death:
23 Nov 2014 (age 76)¹
Cause: Pneumonia

Child 2: Mary Katharine FITZALAN-HOWARD

Name:
Mary Katharine FITZALAN-HOWARD
Sex:
Female
Spouse:
Anthony MUMFORD
Birth:
14 Aug 1940
Arundel, W Sussex¹ ³
Death:
7 Apr 2017 (age 76)¹

Child 3: Sarah Margaret FITZALAN-HOWARD

Name:
Sarah Margaret FITZALAN-HOWARD
Sex:
Female
Birth:
23 Jun 1941
Arundel, W Sussex¹ ⁴
Death:
14 Jun 2015 (age 73)¹

Sources

1.: wikipedia.org.

2.: England & Wales Births 1837 - 2006. Vol 1a P 414.

3.: Ibid. Vol 2b P 926.

4.: Ibid. Vol 2b P 748.