Ancestry of
William Marsh Rice

Founder of Rice University

Gruffydd I ap Llywelyn

View famous kin of Gruffydd I ap Llywelyn

• • 26th Great-grandfather of William Marsh Rice — 29th Generation
  • Ahnentafel No:
  • 383984414 
  • Father:
  • Llywelyn ap Seisyll 
  • Mother:
  • Angharad -----   
  • Birth Date:
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  • Birth Location:
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  • Christening Date:
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  • Christening Location:
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  • Death Date:
  • 5 Aug 1063 
  • Death Location:
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  • Spouse Name:
  • Edith -----
  • Marriage Date:
  • ABT 1057 
  • Marriage Location:
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  • Child:

  Nest of North Wales (Ahnentafel No:191992207 )

  • Notes: 

  • Prince of North Wales, King of Gwynedd and Powys

• Sources for Gruffydd I ap Llywelyn

  • ¹ Weis, Frederick Lewis, et. al., Ancestral Roots of Certain American Colonists Who Came to America Before 1700, 8th Edition, Baltimore, Maryland: Genealogical Publishing Company (2004), 165, 167.