Individual Details

Blanche of Lancaster

(25 Mar 1345 - 12 Sep 1369)

thePeerage.com

Blanche of Lancaster, Countess of Derby1

F, #101885, b. 25 March 1345, d. 12 September 1369
Last Edited=6 Dec 2005
Consanguinity Index=0.19%
Blanche of Lancaster, Countess of Derby was born on 25 March 1345.2 She was the daughter of Henry Grosmont of Derby Plantagenet, 1st Duke of Lancaster and Isabella de Beaumont.1 She married John of Gaunt, Duke of Lancaster, son of Edward III, King of England and Philippe d'Avesnes, on 13 May 1359 at Reading Abbey, Reading, Berkshire, EnglandG. She died on 12 September 1369 at age 24 at Bolingbroke Castle, Lincolnshire, EnglandG, from the bubonic plague.2 She was buried at Old St. Paul's Cathedral, London, EnglandG.2
She gained the title of Countess of Derby.
Children of Blanche of Lancaster, Countess of Derby and John of Gaunt, Duke of Lancaster

Philippa of Lancaster+ b. 31 Mar 1360, d. 19 Jul 1415
John of Lancaster3 b. bt 1362 - 1364
Elizabeth Plantagenet+ b. b 21 Feb 1363, d. 24 Nov 1426
Edward Plantagenet4 b. c 1365, d. c 1365
Henry IV, King of England+ b. 3 Apr 1366, d. 20 Mar 1413
John Plantagenet4 b. b 4 May 1366
Isabella Plantagenet4 b. c 1368
Citations

[S8] BP1999 volume 1, page 228. See link for full details for this source. Hereinafter cited as. [S8]
[S11] Alison Weir, Britain's Royal Families: The Complete Genealogy (London, U.K.: The Bodley Head, 1999), page 99. Hereinafter cited as Britain's Royal Families.
[S11] Alison Weir, Britain's Royal Families, page 100.
[S11] Alison Weir, Britain's Royal Families, page 101.

Events

Birth25 Mar 1345
Marriage13 May 1359John of Gaunt
Death12 Sep 1369
Title (Nobility)Countess of Derby

Families

SpouseJohn of Gaunt (1340 - 1399)
ChildKing Henry IV Plantagenet (1366 - 1413)
FatherHenry Grosmont of Derby Plantagenet (1299 - )
MotherIsabella de Beaumont (1320 - 1361)