Family Relationship of

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

15th cousin to

Franklin D. Roosevelt

32nd U.S. President

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Sir John Throckmorton

Eleanor Spinney

Agnes Throckmorton

Thomas Winslow

Eleanor Throckmorton

Sir Richard Knightley

Agnes Winslow

John Giffard

Sir Richard Knightley

Thomas Giffard

Susan Knightley

Amy Giffard

Dorothy Spencer

Susanna Samwell

Susan Spencer

Edward Edwards

Sir Thomas Temple

Margaret Edwards

Sir John Temple

Alice Freeman

Mary Temple

Mary Thompson

John Nelson

Sarah Wise

Rebecca Nelson

Joseph Williams

Margaret Lloyd

Joseph Williams

Rebecca Smith

John Williams

John Aspinwall

John Williams

Mary Rebecca Aspinwall

Isaac Daniel Roosevelt

Mary Sumner Williams

Samuel Langley

James Roosevelt

Sara Delano

Samuel Pierpont Langley

Astronomer and Aviation Pioneer

Franklin D. Roosevelt

32nd U.S. President