Anne de Mortimer, Countess of Cambridge

some sources give her birth year as 1390

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Lady Anne de Mortimer was born on 27 December 1388.3 She was the daughter of Roger de Mortimer, 4th Earl of March and Alianore de Holand, Countess of March.2 She married Richard of Conisburgh, 3rd Earl of Cambridge, second son of Edmund of Langley, 1st Duke of York and Isabella de Castilla, in May 1406, by Papal dispensation dated 28 May 1408.1,3 She died in September 1411 at age 22, possibly in childbirth.3 She was buried at King's Langley Church, King's Langley, Hertfordshire, England.3

Children of Lady Anne de Mortimer and Richard of York, 1st Earl of Cambridge

• Isabella Plantagenet+ b. 1409, d. 2 Oct 1484
• Richard Plantagenet, 3rd Duke of York+4 b. 21 Sep 1411, d. 30 Dec 1460

Citations

• [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), Volume 12, page 905. Hereinafter cited as The Complete Peerage.
• [S6] Cokayne, and others, The Complete Peerage, volume II, page 494.
• [S11] Alison Weir, Britain's Royal Family: A Complete Genealogy (London, U.K.: The Bodley Head, 1999), page 111. Hereinafter cited as Britain's Royal Family.
• [S6] Cokayne, and others, The Complete Peerage, volume II, page 495.

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Links:

http://en.wikipedia.org/wiki/Anne_de_Mortimer

http://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GRid=61895281

http://thepeerage.com/p10167.htm#i101668