Ancestry of
Sandra Day O'Connor

First Female U.S. Supreme Court Justice

Margaret Plantagenet

View famous kin of Margaret Plantagenet

• • 19th Great-grandmother of Sandra Day O'Connor — 22nd Generation
  • Ahnentafel No:
  • 2316967 
  • Father:
  • Thomas of Brotherton 
  • Mother:
  • Alice de Hales   
  • Birth Date:
  • ABT 1320 
  • Birth Location:
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  • Christening Date:
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  • Christening Location:
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  • Death Date:
  • 24 Mar 1399 
  • Death Location:
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  • Burial Date:
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  • Burial Location:
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  • Spouse Name:
  • John de Segrave
  • Marriage Date:
  • ABT 1337 
  • Marriage Location:
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  • Child:

  Elizabeth de Segrave (Ahnentafel No:1158483 )

• Additional marriages for Margaret Plantagenet

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  • Spouse:
  • Walter Manny
  • Marriage Date:
  • AFT 30 May 1354

• Sources for Margaret Plantagenet

  • ¹ New England Historical and Genealogical Register, 2007, Vol. 161, p. 34.
  • ² The American Genealogist, 1961, Vol. 37, p. 114.
  • ³ Roberts, Gary Boyd, The Royal Descents of 600 Immigrants to the American Colonies or the United States (2 vols.), Baltimore: Genealogical Publishing Co. (2008), 259, 263, 267, 282, 302, 338, 344, 349, 356.
  • ⁴ Roberts, Gary Boyd, The Royal Descents of 900 Immigrants to the American Colonies, Quebec, or the United States (2 vols.), Baltimore: Genealogical Publishing Company (2018), 486.
  • ⁵ 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), 23.
  • ⁶ 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), 82.
  • ⁷ Wikipedia, "Margaret, Duchess of Norfolk", _Duchess_of_Norfolk, (accessed 01/02/2012).