

| 1. | Countess of Percy Eleanor FitzAlan was born about 1272 in Arundel, Sussez, England; died in Jul 1328. Countess married Earl Earl Henry de Percy, II about 1299 in Alnwick, Northumberland, England. Earl (son of Earl Henry de Percy, I and Eleanor de Warenne) was born on 25 Mar 1273 in Petworth Castle, Alnwick, Northumberland, England; died in Oct 1314 in Abbeydale, Yorkshire, England; was buried in Oct 1314 in Abbeydale, Yorkshire, England. [Group Sheet] [Family Chart]
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| 2. | Earl Henry de Percy, III Earl married Countess of Percy Ideona de Clifford in 1314 in Yorshire, England. Countess was born in 1303 in Castle, Clifford, Hereford, England; died on 24 Aug 1365; was buried in Beverley Minster, East Riding, Yorkshire, England. [Group Sheet] [Family Chart]
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| 3. | Earl Henry III de Percy Henry married Countess of Percy Ideona de Clifford in 1314 in Yorkshire, England. Countess was born in 1303 in Castle, Clifford, Hereford, England; died on 24 Aug 1365; was buried in Beverley Minster, East Riding, Yorkshire, England. [Group Sheet] [Family Chart]
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| 4. | Baroness of Percy Mary Plantagenet Baroness married 12 Baron Sir Henry de Percy, IV in 1344 in Tutbury, Staffordshire, England. 12 was born in 1322 in Castle, Alnwick, Northumberland, England; died on 13 May 1368 in Berwick Castle, Berwick, Wiltshire, England. [Group Sheet] [Family Chart]
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| 5. | Roger Percy |
| 6. | Eleanor Percy Eleanor married John Fitzwalter about 1342 in of, , Cumberland, England. John was born about 1318 in Cumberland, England; and died. [Group Sheet] [Family Chart] |
| 7. | Thomas de Percy, Bishop |
| 8. | Isabel de Percy |
| 9. | Margaret de Percy, Baroness of Grooby Margaret married Sir. William de Ferrers, Baron before 25 May 1368 in of Grooby, Ratby, Leicester, England. William was born between 28 Feb 1332 and 1333 in of Grooby, Ratby, Leicester, England; was christened between 28 Feb 1332 and 1333 in Newbold Verdon, Leicestershire, England; died between 8 Jan 1370 and 1371 in Stebbing, Essex, England. [Group Sheet] [Family Chart] |
| 10. | William Percy |
| 11. | Sir. Henry IV de Percy, Baron Henry married Joan de Oreby, Baroness of Astley before May 1365 in Castle, Alnwick, Northumberland, England. Joan was born between Apr 1349 and 1350 in Lincolnshire, England; died on 29 Jul 1369 in Castle, Alnwick, Northumberland, England. [Group Sheet] [Family Chart] Henry married Mary Plantagenet, Baroness of Percy in 1344 in Tutbury, Staffordshire, England. Mary (daughter of Henry Plantagenet, Earl of Lancaster I and Maud de Chaworth) was born in 1319 in Tutbury, Staffordshire, England; died on 1 Sep 1362; was buried in Alnwick, Northumberland, England. [Group Sheet] [Family Chart]
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| 12. | Maud de Percy Maud married Sir. John de Neville, Baron in Jul 1357 in Alnwick, Northumberland, England. John (son of Sir. Ralph I de Neville, Baron and Alice de Audley, Baroness of Raby-Keverstone) was born in 1328 in Raby-Keverstone Castle, Staindrop, Durham, England; died on 17 Oct 1388 in Newcastle Upon Tyne, Northumberland, England; was buried in Durham, England. [Group Sheet] [Family Chart] |
| 13. | 13 Marshall of England Henry de Percy, V 13 married Baroness of Ros Margaret de Neville on 12 Jul 1358 in Brancepeth, Durham, England. Baroness (daughter of Sir. Ralph I de Neville, Baron and Alice de Audley, Baroness of Raby-Keverstone) was born about 1332 in Raby-Keverstone Castle, Staindrop, Durham, England; died on 12 May 1372. [Group Sheet] [Family Chart]
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| 14. | Isabella Percy Isabella married Sir. William I de Aton, Baron about 1362 in Berwick Castle, Berwick, Wiltshire, England. William was born about 1341 in of Malton, North Riding, Yorkshire, England; died between Mar 1388 and 1389. [Group Sheet] [Family Chart] |
| 15. | Sir. Thomas de Percy, Baron |
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