Ancestry of
Isabella de Clare

(1226–p1264)

Sibyl de Montgomerie

View famous kin of Sibyl de Montgomerie

• • 3rd Great-grandmother of Isabella de Clare — 6th Generation
  • Ahnentafel No:
  • 43 
  • Father:
  • Roger de Montgomerie 
  • Mother:
  • Mabel Talvas   
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  • Spouse Name:
  • Robert FitzHamon
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  • Child:

  Mabel FitzHamon (Ahnentafel No:21 )

• Sources for Sibyl de Montgomerie

  • 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), 71.
  • ² Wikipedia, "Maud of Gloucester, Countess of Chester", (accessed 02/23/2010).