Family Relationship of

Sarah Ferguson

Duchess of York

14th cousin to

Adlai Stevenson III

U.S. Senator from Illinois

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Sir Richard Lygon

Margaret Greville

William Lygon

Eleanor Dennis

Anne Lygon

Sir Christopher Savage

Katherine Lygon

Francis Savage

Henry Folliott

Walter Savage

Elizabeth Folliott

Col. Sir John Ponsonby

Ralph Savage

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William Ponsonby

Mary Moore

Anthony Savage

Sarah Constable

Brabazon Ponsonby

Sarah Margetson

Alice Savage

Francis Thornton

John Ponsonby

Elizabeth Cavendish

Col. Francis Thornton

Mary Taliaferro

Frances Ponsonby

Cornelius O'Callaghan

Mildred Thornton

Dr. Thomas Walker

Louisa O'Callaghan

William Cavendish

Peachy Walker

Col. Joshua Frye

George Henry Cavendish

Louisa Lascelles

Thomas Walker Frye

Elizabeth Speed Smith

Susan Henrietta Cavendish

Henry Robert Brand

Mary Peachy Frye

Rev. Lewis Warner Green

Margaret Brand

Algernon Francis Holford Ferguson

Letitia Green

Adlai Ewing Stevenson

Andrew Henry Ferguson

Marian Louisa Montagu-Douglas-Scott

Lewis Green Stevenson

Helen Louise Davis

Ronald Ivor Ferguson

Susan Mary Wright

Adlai Ewing Stevenson

Ellen Borden

Sarah Ferguson

Duchess of York

Adlai Stevenson III

U.S. Senator from Illinois

Sarah Ferguson photo by Norbert Aepli ( CC BY 3.0)