Edward II PLANTAGENET, King of England
(1284-1327)
Isabella CAPET de France
(Abt 1291-1358)
Cte Guillaume III "le Bon" DE HAINAUT
(Abt 1286-1337)
Jeanne CAPET, Comtesse de Valois
(Abt 1294-1352)
Edward III PLANTAGENET, King of England
(1312-1377)
Philippa DE HAINAUT, Queen of England
(1311-1399)

John DE BEAUFORT, Duke of Gaunt
(1340-1399)

 

Family Links

Spouses/Children:
1. Blanche DE LANCASTER

  • Philippa DE BEAUFORT
  • John DE BEAUFORT (d.y.)
  • Elizabeth DE BEAUFORT
  • Edward DE BEAUFORT
  • John DE BEAUFORT (d.y.)
  • Henry IV DE BEAUFORT, King of England
  • Isabella DE BEAUFORT (d.y.)
2. Infanta doña Constanza DE CASTILLA
  • Katherine DE BEAUFORT
  • John DE BEAUFORT of Gaunt
3. Catherine DE ROET

John DE BEAUFORT, Duke of Gaunt

  • Born: 28 Mar 1340, St. Bavon's Abbey, Ghent, Flanders, Netherlands
  • Married (1): 19 May 1359, Leicester, Leicestershire, England
  • Married (2): 1371, Rochefort-Sur-Mer, Charente-Maritim, France, France
  • Married (3): 13 Jan 1395/6, Lincoln, Lincolnshire, England
  • Died: 3 Feb 1398/9, Leicester Castle, London, England
  • Buried: 15 Mar 1398/9, St. Paul's Cathedral, London, Middlesex, England

  John is generally referred to as "John of Gaunt".

  Research Notes:

The Chronicon Angliæ records the birth “apud Gandavum” of “regi Edwardo filius...Johannes”, dated to 1340 from the context.

Created Earl of Richmond 20 Sep 1342, surrendered 5 Jun 1372. Seigneur de Beaufort et de Nogent 1361, by right of his first wife. Summoned to Parliament as Earl of Lancaster and Richmond 14 Aug 1361. Created Duke of Lancaster 13 Nov 1362. "Jehans fils au...roy d´Engleterre duc de Lanquastre, conte de Richemont, de Derby, de Nicol et de Leicestre, seigneur de Beauffort, sénéchal d´Engleterre" granted protection to Chapelle-aux-Planches by charter dated 28 Oct 1364. Created Seigneur de Bergerac et de Roche-sur-Yonne 8 Oct 1370. After his second marriage, he claimed the throne of Castile in right of his wife, assuming the title King of Castile and Leon before 6 Oct 1372. He allied himself with Fernando I King of Portugal in July 1380 to pursue this claim, betrothing one of his nephews to Fernando's daughter, and agreed to invade Castile jointly. He invaded Castile in July 1386 to enforce his claim, quickly overrunning Galicia. He pushed further into Castile in March 1387, but was eventually obliged to withdraw and sign the Treaty of Bayonne in July 1388 (under which the marriage of Juan's older son to John of Gaunt's daughter was agreed). Created Duke of Aquitaine 2 Mar 1390 by the English Parliament. The will of "John son of the King of England, Duke of Lancaster", dated 3 Feb 1397, chose burial “in the cathedral church of St Paul, of London...beside my...late wife Blanch”, bequeathed property to “Dame Katherine del Staple...my...wife Katherine...my...brother the Duke of York...my...son Henry Duke of Hereford, Earl of Derby...my...daughter Philippa Queen of Portugal...my...daughter Katherine Queen of Castile and Leon...my...daughter Elizabeth Duchess of Exeter...my...son John Beaufort Marquis of Dorset...my...son the Bishop of Lincoln...my...son Thomas Beaufort...my...daughter their sister Countess of Westmoreland and Lady of Nevil...my...son John brother to...Henry...Mons. Thomas Swyneford...Mons Walter Blount...”.

The Chronicle of Adam de Usk records the death “in crastino Sancti Blasii” of “dux Lancastrie” and his burial “in ecclesia Sancti Pauli Londonie”, dated to [1398/99] from the context. 1

  Marriage Information:

John married Blanche DE LANCASTER, daughter of Henry PLANTAGENET, Earl of Derby, and Isabel DE BEAUMONT, on 19 May 1359 in Leicester, Leicestershire, England. (Blanche DE LANCASTER was born on 25 Mar 1345 in Lancashire, England and died on 12 Sep 1369 in Bolingbroke, Lincolnshire, England.)

  Marriage Informations:

John also married Infanta doña Constanza DE CASTILLA, daughter of Infante don Pedro I "el Cruel" DE CASTILLA y León and his mistress María DE PADILLA, in 1371 in Rochefort-Sur-Mer, Charente-Maritim, France, France. (Constanza DE CASTILLA was born in 1354 in Castrojeriz, Burgos, Spain and died on 24 Mar 1393/4 in Leicester Castle, Leicestershire, England.)

  Marriage Informations:

John also married Catherine DE ROET, daughter of Payne DE ROET and Catherine DE HAINAUT, on 13 Jan 1395/6 in Lincoln, Lincolnshire, England. (Catherine DE ROET was born in 1350 in Picardy, Somme, France and died on 10 May 1403 in Lincoln, Lincolnshire, England.)

Sources


1 Foundation for Medieval Genealogy, Medlands: John "of Gaunt".


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