Ancestry of
Douglas Trumbull

Film Special Effects Pioneer

Katherine de Clifford

View famous kin of Katherine de Clifford

• • 17th Great-grandmother of Douglas Trumbull — 20th Generation
  • Ahnentafel No:
  • 566987 
  • Father:
  • Roger de Clifford 
  • Mother:
  • Maud de Beauchamp   
  • Birth Date:
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  • Death Date:
  • 23 Apr 1413 
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  • Spouse Name:
  • Ralph de Greystoke
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  Maud de Greystoke (Ahnentafel No:283493 )

  Joan de Greystoke

• Sources for Katherine de Clifford

  • ¹ New England Historical and Genealogical Register, 2007, Vol. 161, p. 35.
  • ² Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. V, p. 332.
  • ³ Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. III, p. 387.
  • ⁴ Richardson, Douglas, Royal Ancestry: A Study in Colonial and Medieval Families, Salt Lake City, Utah: Douglas Richardson (2013), Vol. I, p. 493.
  • ⁵ Weis, Frederick Lewis, et. al., The Magna Charta Sureties, 1215: The Barons Named in the Magna Charta, 1215 and Some of their . . ., 5th edition, Baltimore, Maryland: Genealogical Publishing Co., Inc. (Third Printing, 2006), 101.

Douglas Trumbull photo by Julian Herzog (CC BY 4.0)