See also

Sylvain VAN DE WEYER's parents: William John Bates VAN DE WEYER (c. 1870-1946) and Olive Elizabeth WINGFIELD (1884-1978)
Sylvain VAN DE WEYER's siblings: Myrtle Clare VAN DE WEYER (1910-1997), Daphne Joan VAN DE WEYER (1911-2000), Jasmine Mabel VAN DE WEYER (1914-c. 1968) and Adrian John Bates VAN DE WEYER (1919-1940)

Family of Sylvain Victor Bates VAN DE WEYER and Mary Jane HOLMES

Husband:
Sylvain Victor Bates VAN DE WEYER (1917-1976)
Wife:
Mary Jane HOLMES (1917-c. 1999)
Marriage:
21 Jun 1941¹

Husband: Sylvain Victor Bates VAN DE WEYER

Name:
Sylvain Victor Bates VAN DE WEYER
Sex:
Male
Father:
William John Bates VAN DE WEYER (c. 1870-1946)
Mother:
Olive Elizabeth WINGFIELD (1884-1978)
Birth:
9 Feb 1917² ¹
Death:
13 Jan 1976 (age 58)
Frognal, London NW² ¹

Wife: Mary Jane HOLMES

Name:
Mary Jane HOLMES
Sex:
Female
Father:
-
Mother:
-
Birth:
1 Jun 1917¹
Death:
c. 1999 (age 81-82)¹

Sources

1.: thepeerage.com.

2.: wikipedia.org.