Roy Family Genealogy
Genealogy of the Roy family, including Boudreau, Burnett, Myers, Ward, Whelpley, and Woodman
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Sir John of Gaunt, KG, Duke of Lancaster

Sir John of Gaunt, KG, Duke of Lancaster

Male 1340 - 1399  (58 years)

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Descendants (12 Generations)

GenRelationshipTotalSelect
 2 Children4
 3 Grandchildren3
 4 Great grandchildren2
 5 2 x Great grandchildren1
 6 3 x Great grandchildren2
 7 4 x Great grandchildren2
 8 5 x Great grandchildren2
 9 6 x Great grandchildren1
 10 7 x Great grandchildren1
 11 8 x Great grandchildren1
 12 9 x Great grandchildren1
Total20

Children (4) - Generation 2

#ChildrenNameBornDiedFatherMother
1
 Henry IV, King of England    
 b. 3 Apr 1367   d. 20 Mar 1412/13   Sir John of Gaunt, KG, Duke of Lancaster   Blanch of Lancaster 
2 Yes
 Joan de Beaufort, Countess of Westmoreland    [Descendants]
 b. 1379   d. 13 Nov 1440   Sir John of Gaunt, KG, Duke of Lancaster   Katherine Roet 
3
 Sir John Beaufort, KG, Duke of Clarence    
 b. Abt 1370   d. 16 Mar 1409/10   Sir John of Gaunt, KG, Duke of Lancaster   Katherine Roet 
4
 Henry Beaufort, Cardinal of St. Eusebius    
 b. Abt 1375   d. 11 Apr 1447   Sir John of Gaunt, KG, Duke of Lancaster   Katherine Roet