Earl Henry III de Percy

1301 - 1353  (52 years)

• Name	Henry III de Percy  [1, 2, 3, 4]
  Title	Earl
  Birth	6 Feb 1301	Leckonfield, East Riding, Yorkshire, England
  Gender	Male
  Death	25 Feb 1353	Alnwick Castle, Alnwick, Northumberland, England
  Burial	Alnwick, Northumberland, England
  Person ID	I16430	My Genealogy
  Last Modified	16 May 2026

  
  

  Father	Earl Earl Henry de Percy, II,   b. 25 Mar 1273, Petworth Castle, Alnwick, Northumberland, England d. Oct 1314, Abbeydale, Yorkshire, England (Age 41 years)
  Relationship	natural
  Mother	Countess of Percy Eleanor FitzAlan,   b. Abt 1272, Arundel, Sussez, England d. Jul 1328 (Age 56 years)
  Relationship	natural
  Marriage	Abt 1299	Alnwick, Northumberland, England   [3, 5, 6, 7]
  Family ID	F6563	Group Sheet  |  Family Chart

  
  

  Family	Countess of Percy Ideona de Clifford,   b. 1303, Castle, Clifford, Hereford, England d. 24 Aug 1365 (Age 62 years)
  Marriage	1314	Yorkshire, England   [3]
  Children	1. Roger Percy,   b. Abt 1330, Raby-Keverstone Castle, Staindrop, Durham, England d. CHILD, Raby-Keverstone Castle, Staindrop, Durham, England  [Father: natural]  [Mother: natural]   2. Eleanor Percy,   b. Abt 1328, Raby-Keverstone Castle, Staindrop, Durham, England d. Bef 1368 (Age < 39 years)  [Father: natural]  [Mother: natural]   3. Thomas de Percy, Bishop,   b. 1333, Alnwick, Northumberland, England d. 1369 (Age 36 years)  [Father: natural]  [Mother: natural]   4. Isabel de Percy,   b. Abt 1324, Alnwick, Northumberland, England d. 1368 (Age 44 years)  [Father: natural]  [Mother: natural]   5. Margaret de Percy, Baroness of Grooby,   b. Abt 1332, Alnwick, Northumberland, England d. 3 Sep 1376, Gyng, Buttsbury, Essex, England (Age 44 years)  [Father: natural]  [Mother: natural]   6. William Percy,   b. 1332, Raby-Keverstone Castle, Staindrop, Durham, England  [Father: natural]  [Mother: natural]   7. Sir. Henry IV de Percy, Baron,   b. 1322, Castle, Alnwick, Northumberland, England d. 18 May 1368, Berwick Castle, Berwick, Wiltshire, England (Age 46 years)  [Father: natural]  [Mother: natural]   8. Maud de Percy,   b. Abt 1335, Alnwick, Northumberland, England d. Between 18 Feb 1378 and 1379 (Age 43 years)  [Father: natural]  [Mother: natural]
  Family ID	F4368	Group Sheet  |  Family Chart
  Last Modified	16 May 2026

  
  

• Sources

  [S18] Personal knowledge of Kirk Larson, [ADDRESS FOR PRIVATE USE]\. [S19] The Church of Jesus Christ of Latter-day Saints, database, \i FamilySearch\i0, (Name: (http://www.familysearch.org);). [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. [S129] Adams, Arthur, 1881-1960, ed. (Main) Weis, Frederick Lewis, 1895-1966, joint author. (Added) Sheppard, Walter Lee, 1911- (Added), "The Magna Charta sureties, 1215 : the barons named in the Magna Charta, 1215, and some of their descendants who settled in America, 1607-1650", (Name: (Baltimore : Genealogical Pub. Co., 1979); ISBN: 0-8063-0866-4 ; LC CALL NO.: CS55.A31979; FORMAT: Book ; LCCN: 79-89349;), p. 89 #121-6, 929/.2/0973. [S61] Martin, John Stanwood. (Main) Weis, Frederick Lewis, 1895-1966. Ancestral roots of sixty colonists who came to New England between 1623 and 1650. (Added) Weis, Frederick Lewis, 1895-1966. Magna Charta sureties. (Added), "European ancestors of American colonists, an index : a combined every-name index to Ancestral roots of sixty colonists and Magna Charta sureties, both by the Rev. Frederick L. Weiss [sic], and 5,000 persons from other sources, Sixth Edition", (Name: (Malvern, Pa. : J.S. Martin, c1994); LC CALL NO.: CS55.W41969Index; FORMAT: Book ; LCCN: 94-218214 //r952 (Baltimore:MD, Genealogical Publishing Co., 1988);), p. 106 #162-38, 929/.374 ED: 20. [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.