Ancestry of
Henry O'Brien

Henry O'Brien

View famous kin of Henry O'Brien

• • Grandfather of Henry O'Brien — 3rd Generation
  • Ahnentafel No:
  • 6 
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  • Mary Brereton
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  Anne O'Brien (Ahnentafel No:3 )

  Margaret O'Brien

  • Notes: 

  • 5th Earl of Thomond

• Sources for Henry O'Brien

  • ¹ Evans, Richard K., The Ancestry of Diana, Princess of Wales, Boston: New England Historic Genealogical Society (2007), 164.
  • ² Roberts, Gary Boyd, The Royal Descents of 600 Immigrants to the American Colonies or the United States (2 vols.), Baltimore: Genealogical Publishing Co. (2008), 54.