Ancestry of
John McCain

U.S. Senator from Arizona

William de Ros

View famous kin of William de Ros

• • 21st Great-grandfather of John McCain — 24th Generation
  • Ahnentafel No:
  • 11212452 
  • Father:
  • Robert de Ros 
  • Mother:
  • Isabel of Scotland   
  • Birth Date:
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  • Death Date:
  • ABT 1258 
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  • Spouse Name:
  • Lucy FitzPiers
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  William de Ros

  Robert de Ros (Ahnentafel No:5606226 )

  • Notes: 

  • Sir William de Ros's surname is also seen as Roos.

• Sources for William de Ros

  • 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.
  • 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 03/21/2010).