Family Relationship of

Richard de Clare

Magna Carta Surety

24th Great-grandfather to

Sandra Day O'Connor

First Female U.S. Supreme Court Justice

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Richard de Clare

Amice of Gloucester

Sir Gilbert de Clare

Isabel Marshal

Sir Richard de Clare

Maud de Lacy

Thomas de Clare

Juliana FitzMaurice

Margaret de Clare

Bartholomew de Badlesmere

Margaret de Badlesmere

Sir John de Tibetot

Sir Robert de Tibetot

Margaret Deincourt

Elizabeth de Tibetot

Sir Philip le Despencer

Margery Despencer

Sir Roger Wentworth

Agnes Wentworth

Sir Robert Constable

Margaret Constable

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