Ancestry of
William Rufus Day

36th U.S. Secretary of State

Margaret de Ros

View famous kin of Margaret de Ros

• • 14th Great-grandmother of William Rufus Day — 17th Generation
  • Ahnentafel No:
  • 114551 
  • Father:
  • Thomas de Ros 
  • Mother:
  • Beatrice de Stafford   
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  • Spouse Name:
  • Reynold Grey
  • Marriage Date:
  • ABT 25 Nov 1378 
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  • Children:
  
  

  John Grey

  Margaret Grey (Ahnentafel No:57275 )

• Sources for Margaret de Ros

  • ¹ Richardson, Douglas and Kimball G. Everingham, Plantagenet Ancestry: A Study in Colonial & Medieval Families, 2nd Edition, Salt Lake City, Utah: Douglas Richardson (2011), Vol. 2, p. 271.
  • ² 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), 97-98.
  • ³ Wikipedia, "Margaret Grey, Lady Bonville", (accessed 02/23/2010).
  • ⁴ Wikipedia, "Reginald Grey, 3rd Baron Grey de Ruthyn", _3rd_Baron_Grey_de_Ruthyn, (accessed 02/23/2010).