Family Relationship of

Thomas Jefferson

3rd U.S. President and Signer of the Declaration of Independence

19th cousin to

Robert Catesby

Leader of Gunpowder Plot

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Aubrey de Vere

Alice Fitzrichard de Clare

Robert de Vere

- - - - - - - - - - - -

Rohese de Vere

Geoffrey de Mandeville

Robert de Vere

Margaret - - - - - -

Maud de Mandeville

Piers de Lutegareshale

Robert de Vere

Elena - - - - - -

Sir Geoffrey FitzPiers

Beatrix de Say

Baldwin de Vere

Margaret de Segrave

Maud de Mandeville

Henry de Bohun

Robert de Vere

- - - - - - - - - - - -

Sir Humphrey de Bohun

Maud of Eu

Ranulf de Vere

- - - - - - - - - - - -

Alice de Bohun

Roger de Tony

Robert de Vere

Elizabeth de Northburgh

Alice de Tony

Sir Walter de Beauchamp

Robert de Vere

Anne Malsores

Roger de Beauchamp

- - - - - - - - - - - -

Baldwin Vere

Elena - - - - - -

Sir Roger de Beauchamp

Sibyl de Pateshulle

Richard Vere

Isabel Green

Sir Roger de Beauchamp

Joan de Clopton

Elena Vere

Thomas Isham

Sir Roger Beauchamp

Mary - - - - - -

Euseby Isham

Anne Pulton

Sir John Beauchamp

Edith Stourton

Gregory Isham

Elizabeth Dale

Margaret Beauchamp

Sir Oliver St. John

Sir Euseby Isham

Anne Borlase

Elizabeth St. John

William Isham

Margaret Zouche

Henry Isham

George Catesby

Mary Isham

Col. William Randolph

Sir Richard Catesby

Isham Randolph

William Catesby

Jane Randolph

Sir William Catesby

Anne Throckmorton

Thomas Jefferson

3rd U.S. President

Robert Catesby

Leader of Gunpowder Plot