Ancestry of
William Marsh Rice

Founder of Rice University

Idoine de Clifford

View famous kin of Idoine de Clifford

• • 15th Great-grandmother of William Marsh Rice — 18th Generation
  • Ahnentafel No:
  • 187451 
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  • Spouse Name:
  • Henry de Percy
  • Marriage Date:
  • 1314 
  • Marriage Location:
  • Yorkshire, England 
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  Maude de Percy (Ahnentafel No:93725 )

  Isabel de Percy

• Sources for Idoine de Clifford

  • ¹ thePeerage.com: A Genealogical Survey of the Peerage of Britain as Well as the Royal Families of Europe, (accessed 03/31/2011).
  • ² Richardson, Douglas and Kimball G. Everingham, Plantagenet Ancestry: A Study in Colonial & Medieval Families, 2nd Edition, Salt Lake City, Utah: Douglas Richardson (2011), 13.