born: abt 1406 in Westminster, Middlesex, England
died: 15 July 1445 in Dunbar Castle, East Lothian, Scotland

Father: John Beaufort, Earl of Somerset
Mother:  Margaret Holland

Spouse: James I, King of Scotland

Children:
1. James II, King of Scotland

Spouse: Sir James Stewart "The Black Knight of Lorn"

Children:
1. John Stewart, Earl of Atholl