Husband: John Fairborn de Beaufort, K.G. 1
   Born: 1373             at: Pottersgate, Lincolnshire  2  
Married: 28 SEP 1397      at: Upholland Castle, Lancashire, England  3  
   Died: 21 APR 1410      at: Tower of London, England  2  
 Father:John Gaunt Plantagenet
 Mother:Catharina Payne Swynford de Roet
        Other Spouses: 
PEDIGREE  NOTES  
   Wife: Lady Margaret Holland 1
   Born: 30 DEC 1384      at: Upholland Castle, Lancashire, England 2  
   Died: 31 DEC 1439      at: St. Saviour's Monastery, Bermondsey, Surrey, England, Great Britain 2  
 Father:Thomas II Holland
 Mother:Alice Fitz-Alan Stuart
        Other Spouses: Thomas Plantagenet  
PEDIGREE  
CHILDREN
   Name: John Plantagenet Beaufort, 1st Duke of Somerset 1
   Born: 25 MAR 1404      at: Westminster, Middlesex, London, England 2  
Married:                  at:   
   Died: 27 MAY 1444      at: Wimborne, East Dorset District, Dorset, England 2  
Spouses: 
PEDIGREE  
   Name: Thomas Earl Beaufort 2
   Born: 1405             at: Westminster, Middlesex, England 4  
Married:                  at:   
   Died: OCT 1431         at: Louviers, France 4  
Spouses: 
PEDIGREE  
   Name: Edmund Plantagenet De Beaufort 1
   Born: ABT 1405         at: Westminster, Middlesex, England, Great Britain 2  
Married:                  at:   
   Died: 22 MAY 1455      at: St Albans, St Albans District, Hertfordshire, England 2  
Spouses: 
PEDIGREE  
   Name: Johanna (Joan) Plantagenet de Beaufort, (Queen of Scotland) 5
   Born: 27 DEC 1407      at: Westminster Palace, London, Middlesex, England 2  
Married: BEF 27 SEP 1439  at: St Andrews, Orkney, Scotland 3  
   Died: 15 JUL 1445      at: Dunbar Castle, Dunbar, East Lothian, Scotland 2  
Spouses: James I "The Black Knight of Lorn" Stewart, King of Scotland  James King of Scots I  
PEDIGREE  NOTES  
   Name: Margaretha de Beaufort 2
   Born: 1410             at: Westminster, London, England 2  
Married:                  at:   
   Died: 15 JUL 1445      at: Dunbar, East Lothian, Scotland 2  
Spouses: 
PEDIGREE  
SOURCES
1) Ancestry Family Trees
2) Web: Netherlands, GenealogieOnline Trees Index, 1000-2015
3) Millennium File
4) UK and Ireland, Find A Grave Index, 1300s-Current
5) England, Scotland, and Wales Royal Families