Ancestry of
Sarah Ferguson

Duchess of York

Isabel of Scotland

View famous kin of Isabel of Scotland

• • 25th Great-grandmother of Sarah Ferguson — 28th Generation
  • Ahnentafel No:
  • 159441217 
  • Father:
  • William I, King of Scotland 
  • Mother:
  • ----- Avenal   
  • Birth Date:
  • ABT 1170 
  • Birth Location:
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  • Death Date:
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  • Spouse Name:
  • Robert de Ros
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  William de Ros (Ahnentafel No:79720608 )

  Robert de Ros of Wark

  • Notes: 
  • Isabel was an illegitimate child of William I of Scotland whose mother was a daughter of Robert Avenal.

• Sources for Isabel of Scotland

  • ¹ Burke, Sir Bernard and Ashworth P. Burke, Burke's Genealogical and Heraldic History of the Peerage, Baronetage, the Privy Council, Knightage ..., 76th edition, London: Harrison & Sons (1914), 607.
  • ² Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. III, p. 312.
  • ³ Richardson, Douglas and Kimball G. Everingham, editor, Magna Carta Ancestry: A Study in Colonial and Medieval Families, 2nd edition, Salt Lake City, Utah: Douglas Richardson (2011), Vol. 2, p. 139.
  • ⁴ Richardson, Douglas and Kimball G. Everingham, editor, Magna Carta Ancestry: A Study in Colonial and Medieval Families, 2nd edition, Salt Lake City, Utah: Douglas Richardson (2011), Vol. 4, p. 204.
  • ⁵ Roberts, Gary Boyd, The Royal Descents of 600 Immigrants to the American Colonies or the United States (2 vols.), Baltimore: Genealogical Publishing Co. (2008), 416, 422, 431, 433, 435, 437, 824.
  • ⁶ Roberts, Gary Boyd, comp., Ancestors of American Presidents, 2009 Edition, Boston: New England Historic Genealogical Society (2009), 399.
  • ⁷ Taylor, Rev. R. V., "Ribston and the Knights Templar", The Yorkshire Archaeological Journal, Volume 7 (1882), 432.
  • ⁸ Wikipedia, "Robert de Ros (died 1227)", (accessed 01/24/2014).
  • ⁹ Wikipedia, "William the Lion", (accessed 05/06/2011).

Sarah Ferguson photo by Norbert Aepli (CC BY 3.0)