KL DeWitt Family Research Project

Our Family's Journey Through Time from Europe and Canada to the USA

Katherine de Roet, Duchess of Lancaster

Katherine de Roet, Duchess of Lancaster

Female Abt 1350 - 1403  (53 years)


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Descendants (12 Generations)

GenRelationshipTotalSelect
 2 Children7
 3 Grandchildren11
 4 Great grandchildren43
 5 2 x Great grandchildren43
 6 3 x Great grandchildren39
 7 4 x Great grandchildren43
 8 5 x Great grandchildren36
 9 6 x Great grandchildren17
 10 7 x Great grandchildren20
 11 8 x Great grandchildren27
 12 9 x Great grandchildren41
Total327

Children (7) - Generation 2

#ChildrenNameBornDiedFatherMother
1
 Blanche Swynford    
 b. UNKNOWN   d. UNKNOWN   Unknown  Katherine de Roet, Duchess of Lancaster 
2
 Thomas Swynford, Sir    
 b. 1367   d. 1432   Unknown  Katherine de Roet, Duchess of Lancaster 
3
 Margaret Swynford    
 b. Abt 1369   d. UNKNOWN   Unknown  Katherine de Roet, Duchess of Lancaster 
4
 John Beaufort, 1st Earl of Somerset 1st Marquess of Somerset 1st Marquess of Dorset KG    
 b. Abt 1371   d. 16 Mar 1410   John of Gaunt, Duke of Lancaster Duke of Aquitaine   Katherine de Roet, Duchess of Lancaster 
5
 Henry Beaufort, Cardinal Beaufort    
 b. 1375   d. 1447   John of Gaunt, Duke of Lancaster Duke of Aquitaine   Katherine de Roet, Duchess of Lancaster 
6
 Thomas Beaufort, Duke of Exeter    
 b. 1377   d. 1426   John of Gaunt, Duke of Lancaster Duke of Aquitaine   Katherine de Roet, Duchess of Lancaster 
7
 Joan Beaufort, Countess of Westmorland    
 b. Abt 1379   d. 1440   John of Gaunt, Duke of Lancaster Duke of Aquitaine   Katherine de Roet, Duchess of Lancaster 



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