Family: Sir John of Gaunt, KG, Duke of Lancaster / Katherine Roet (F6037)  ^{[1, 2, 3]} 

• Male Sir John of Gaunt, KG, Duke of Lancaster

  
  

  Birth	Mar 1340	Saint Bavo's Abbey, Ghent, Flanders
  Christening		Leicester Castle, Leicester, Leicestershire, England
  Death	3 Feb 1399	Leicester Castle, Leicester, Leicestershire, England
  Burial	15 Mar 1399	St Paul's Cathedral, London, England
  Marriage	13 Jan 1396  [1, 2, 4, 5]	Lincoln, Lincolnshire, England  [1, 2, 4, 5]
  Other Spouse	Blanch of Lancaster | F6038
  Marriage	19 May 1359
  Other Spouse	Constance, Infanta de Castilla | F6039
  Marriage	Jun 1371
  Father	Edward III, King of England | F2916 Group Sheet
  Mother	Philippa of Hainault | F2916 Group Sheet

  
  

  Female Katherine Roet

  
  

  Birth	1350
  Death	10 May 1403
  Burial	After 10 May 1403	Lincoln Catheral, Lincoln, Lincolnshire, England
  Other Spouse	Sir Hugh Swynford | F6040
  Marriage	Abt 1363
  Father	Sir Payne Roet, Guienne King of Arms | F6041 Group Sheet
  Mother

  
  

  Female + Joan de Beaufort, Countess of Westmoreland

  
  

  Birth	1379	Château de Beaufort, Luxembourg
  Death	13 Nov 1440	Howden, East Riding, Yorkshire, England
  Burial		Lincoln Cathedral, Lincoln, Lincolnshire, England
  Spouse	Sir Robert de Ferrieres of Willisham | F6036
  Marriage	Before 30 Sep 1390
  Spouse	Sir Ralph de Neville, KG, Earl of Westmoreland | F6033
  Marriage	Before 3 Feb 1396/97	Château de Beaufort, Luxembourg

  
  

  Male Sir John Beaufort, KG, Duke of Clarence

  
  

  Birth	Abt 1370
  Death	16 Mar 1409/10
  Burial
  Spouse	Margaret de Holand | F7860
  Marriage	Before 28 Sep 1397

  
  

  Male Henry Beaufort, Cardinal of St. Eusebius

  
  

  Birth	Abt 1375
  Death	11 Apr 1447	Winchester, Hampshire, England
  Burial	After 11 Apr 1447	Winchester Cathedral, Winchester, Hampshire, England
  Spouse	Alice FitzAlan | F8698 (Not married)
  Marriage

  
  

• Sources

  [S59] Weis, Frederick Lewis. Ancestral Roots of Sixty Colonists Who Came to New England Between 1623 and 1650 Fifth Editionif, (Baltimore, Maryland: Genealogical Publishing Co., 1982). [S60] Stuart, Roderick W. Royalty for Commoners, The Complete Known Lineage of John of Gaunt, Son of Edward III, King of England, and Queen Philippa Fourth Edition, (Baltimore, Maryland: Genealogical Publishing Company, 2002). [S1456] Brook, Lindsay L. "The Ancestry of Sir Paon de Ruet, father-in-law of Geoffrey Chaucer and John of Gaunt" , (Chobham, Woking, UK: Foundations: Journal of the Foundation for Medieval Genealogy, volume 1, January 2003). [S63] von Redlisch, Marcellus Donald Alexander R. Pedigrees of Some of the Emperor Charlemagne's Descendants volume 1 , (Cottonport, Louisiana: Order of the Crown of Charlemagne, 1941). [S64] Langston, Aileen Lewers and J. Orton Buck Jr. Pedigrees of Some of the Emperor Charlemagne's Descendants volume II, (Cottonport, Louisiana:Order of the Crown of Charlemagne , 1974 ).