Family Relationship of

Sandra Day O'Connor

First Female U.S. Supreme Court Justice

21st Great-granddaughter to

John Fitz Robert

Magna Carta Surety

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John Fitz Robert

Sir Hugh de Eure

Sir John de Eure

Sir John de Eure

Sir Ralph Eure

Sir William Eure

Sir Ralph Eure

Sir William Eure

Sir Ralph Eure

Sir William Eure

Sir Ralph Eure

Anne Eure

John Mansfield

Elizabeth - - - - - -

Elizabeth Mansfield

Rev. John Wilson

Mary Wilson

Rev. Samuel Danforth

Rev. Samuel Danforth

Mary Danforth

Jacob Barney

Silence Barney

Lettice Carlyle Cobb

Hollis Day

Henry Clay Day

Henry R. Day

Sandra Day O'Connor

U.S. Supreme Court Justice