Countess of Percy Elizabeth de Mortimer

1370 - 1417  (47 years)

• Name	Countess of Percy Elizabeth de Mortimer
  Birth	12 Feb 1370	Usk, Monmouthshire, Wales
  Gender	Female
  Death	20 Apr 1417	England
  Person ID	I23179	My Genealogy
  Last Modified	16 May 2026

  
  

  Father	Edmund "the Good" de Mortimer, Earl of March,   b. Between 1 Feb 1351 and 1352, Llangoed, Llyswen, Brecknockshire, Wales d. 27 Dec 1381, Dominican Friary, Cork, Ireland (Age 30 years)
  Relationship	natural
  Mother	Philippa Plantagenet, Countess of March,   b. 16 Aug 1355, Eltham, Kent, England d. Abt 7 Jan 1378, Wigmore, Hereford, England (Age 22 years)
  Relationship	natural
  Marriage	1359	Queen's Chapel, Reading, Berkshire, England   [1, 2, 3, 4]
  Family ID	F6111	Group Sheet  |  Family Chart

  
  

  Family 1	Earl 14 Earl Henry de Percy, VI,   b. 20 May 1364, Alnwick, Northumberland, England d. 21 Jul 1403, Battlefield, Shrewsbury, Shropshire, England (Age 39 years)
  Marriage	Bef 10 Dec 1379	Usk, Monmouthshire, Wales   [1, 5, 6, 7]
  Children	1. Elizabeth Percy, Baroness of Clifford,   b. Abt 1390, Alnwick, Northumberland, England d. 26 Oct 1437, Staindrop, Durham, England (Age 47 years)  [Father: natural]  [Mother: natural]   2. Earl 15 Earl Henry de Percy, VII,   b. 3 Feb 1394, Alnwick, Northumberland, England d. 22 May 1455, Battle Of Saint Albans, Hertfordshire, England (Age 61 years)  [Father: natural]  [Mother: natural]
  Family ID	F6819	Group Sheet  |  Family Chart
  Last Modified	16 May 2026

  
  

  Family 2	Thomas Camoys, Garter Knight,   b. Abt 1345, Trotton, Sussex, England d. 28 Mar 1421, Trotton, Sussex, England (Age 76 years)
  Marriage	Aft 1403	Trotton, Sussex, England   [1, 5, 6]
  Family ID	F6110	Group Sheet  |  Family Chart
  Last Modified	16 May 2026

  
  

• Sources

  [S33] Weir, Alison, "The Six Wives of Henry VIII", (Name: (New York:NY, Grove Weidenfeld, 1991); ISBN 0-8021-1497-0;;), p. 613, 942.05'2'092-dc20. [S34] Boswell, S. Ralph, "Genealogical Research of Ralph S. Boswell", (Name: (871 So. Westchester Place, Los Angeles, CA 90005, S. Ralph Boswell, 3 Apr 1997), FGS: transmitted through AOL Genealogy Forum;). [S20] Roberts, Gary Boyd, "The royal descents of 500 immigrants to the American colonies or the United States : who were themselves notable or left descendants notable in American history", (Name: (Baltimore, Md. : Genealogical Publishing Co., c1993); ISBN: 0-8063-1395-1 ; LC CALL NO.: CS55.R61993; FORMAT: Book ; GPC #4962;), LCCN: 93-79085. [S35] Fraser, Antonia, "The Lives of the Kings and Queens of England", (Name: (New York:NY, Alfred A. Knopf Inc., 1975);), p. 142-143. [S56] The British Archivist, "Miscellanea genealogica et heraldica and the British archivist ", (Name: (London : C.A. Bernau, [1913-1920]), FREQUENCY: Monthly; PUB STATUS: Dead; LC CALL NO.: NONEASSIGNED; FORMAT: Serial;;), 16:243, LCCN: sn 90-22691. [S31] Edmundson, Isaac & Cokayne, George Edward, "Complete baronetage: Microprint ed.", (Name: (Gloucester : A. Sutton, 1983.), ISBN: 0-86299-004-1; LC CALL NO.: CS424.C681983; LCCN: 87-173374 //r914;), 3:270, 929.7/2 ED: 19. [S118] Huganir, Gail R., editor and publisher, "Percy's of Alnwick Castle", (Name: British Heritage Magazine, vol. 17:2 , (1996) , A Primedia Publication;), p.22-27.