Family Relationship of

Meriwether Lewis

Lewis and Clark Expedition

10th cousin 6 times removed to

[What does "times removed" mean?]

Sandra Day O'Connor

First Female U.S. Supreme Court Justice

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Sir Lionel de Welles

Joan de Waterton

Margaret de Welles

Sir Thomas Dymoke

Cecily de Welles

Sir Robert Willoughby

Sir Robert Dymoke

Ann Sparrow

Sir Christopher Willoughby

Margaret Jenney

Sir Edward Dymoke

Anne Talboys

Elizabeth Willoughby

Sir William Eure

Frances Dymoke

Sir Thomas Windebank

Sir Ralph Eure

Margery Bowes

Mildred Windebank

Robert Reade

Anne Eure

Lancelot Mansfield

Col. George Reade

Elizabeth Martiau

John Mansfield

Elizabeth - - - - - -

Mildred Reade

Col. Augustine Warner

Elizabeth Mansfield

Rev. John Wilson

Elizabeth Warner

Col. John Lewis

Mary Wilson

Rev. Samuel Danforth

Col. Robert Lewis

Jane Meriwether

Rev. Samuel Danforth

Hannah Allen

William Lewis

Lucy Meriwether

Mary Danforth

Jacob Barney

Meriwether Lewis

Lewis and Clark Expedition

Jacob Barney

Silence Blake

Silence Barney

Samuel Cobb

Lettice Carlyle Cobb

Hollis Day

Henry Clay Day

Henry R. Day

Sandra Day O'Connor

U.S. Supreme Court Justice