Family: John of Gaunt Plantagenet, 1st Duke of Lancaster, King of Castile and Leon. / Constenza "Constance"Perez of Castlile and Leon, Queen of Castile (F489)

• Male John of Gaunt Plantagenet, 1st Duke of Lancaster, King of Castile and Leon.

  
  

  Birth	Mar 1340	Abbays DE St Bav, Ghent, Flandre-Oriental. Belgium
  Death	3 Feb 1399	Leicester Castle, Leicester, Leicestershire, England
  Burial	15 Mar 1399	St. Paul's Cathedral, London, Greater London, England
  Marriage	21 Sep 1371  [1]	Roquefort, Guienne  [1]
  Other Spouse	Blanche of Lancaster Plantagenet, Countess of Derby | F537
  Marriage	19 May 1359	Reading Abbey, Berkshire, England
  Other Spouse	Katherine Swynford de Roet | F486
  Marriage	13 Jan 1396	Lincoln Cathedral, Lincolnshire, England
  Other Spouse	Marie De St. Hilare | F485 (Partners)
  Marriage
  Father	Edward III Plantagenet, King of England | F395 Group Sheet
  Mother	Phillipa of Hainault de Avesness, Queen of England | F395 Group Sheet

  
  

  Female Constenza "Constance"Perez of Castlile and Leon, Queen of Castile

  
  

  Birth	1354	Castrojeriz, Castile
  Death	24 Mar 1394	Leicester Castle, Leicester, Leicestershire, England
  Burial		Newark Abbey, Leicester, Leicestershire, England
  Father	Peter the Cruel of Castile, King of Castile and León | F1015 Group Sheet
  Mother	Maria de Padilla | F1015 Group Sheet

  
  

  Female Lady Katherine de Lancaster Plantagenet

  
  

  Birth	1374	Hereford Castle
  Death	2 Jun 1418	Valladolid, Castilla y León, Spain
  Burial		Toledo, Spain
  Spouse	Henry III of Castile, King of Castile | F5712
  Marriage	Sep 1388	Church of St Antolin, Fuentarrabia

  
  

  Male John Plantagenet

  
  

  Birth	1374	Ghent, Flanders
  Death	1375
  Burial

  
  

• Sources

  [S34] P Kent United Kingdom.