See also

John BEAUFORT's parents: John BEAUFORT (c. 1371-1410) and Margaret HOLLAND (c. 1385-1439)
John BEAUFORT's siblings: Henry BEAUFORT (1401-1418), Joan BEAUFORT (c. 1404-1445), Thomas BEAUFORT (c. 1405-1431), Edmund BEAUFORT (c. 1406-1455) and Margaret BEAUFORT (c. 1409-c. 1449)

Family of John BEAUFORT and Margaret BEAUCHAMP

Husband:
John BEAUFORT (c. 1403-1444)
Wife:
Margaret BEAUCHAMP ( - )
Children:
Marharet BEAUFORT (1443-1509)
Marriage:
c. 1439¹

Husband: John BEAUFORT

Name:
John BEAUFORT
Sex:
Male
Father:
John BEAUFORT (c. 1371-1410)
Mother:
Margaret HOLLAND (c. 1385-1439)
Birth:
c. 1403¹
Baptism:
25 Mar 1404 (age 0-1)¹
Title:
3rd Earl of Somerset
Title:
1st Earl of Kendal
Death:
27 May 1444 (age 40-41)
Bauge, France¹

Wife: Margaret BEAUCHAMP

Name:
Margaret BEAUCHAMP
Sex:
Female
Father:
-
Mother:
-

Child 1: Marharet BEAUFORT

Name:
Marharet BEAUFORT
Sex:
Female
Birth:
31 May 1443¹
Death:
29 Jun 1509 (age 66)¹

Sources

1.: wikipedia.org.