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William Percy

William's father was Henry Percy and his mother was Idoine Clifford. His paternal grandparents were Henry Percy and Eleanor Arundel, de. He had four brothers and four sisters, named Henry, Thomas, Roger, Robert, Margaret, Isabel, Maud and Alianora.

Ancestor Pedigree Chart
- Henry Percy ^*
  - d.1198
  
  William Percy
  - d.28 Jul 1245
  
  Isabel Brus of Skleton, de ^*
  - d.1230
  
  Henry Percy
  - d.1272
  
  Ellen Baliol, de
  - d.1281
  
  Henry Percy
  - b.1273 d.1314
  
  Eleanor Warenne, de
  - d.1282
  
  Henry Percy
  - b.1301 d.1352
  
  Eleanor Arundel, de
  - d.1328
  
  William Percy
  
  Idoine Clifford
  - d.1365
  
  ^*There are earlier generations for the ancestor(s) indicated. See their page(s) for details (click name)