Family Relationship of

Sir Winston Churchill

Prime Minister of the United Kingdom

20th Great-grandson to

Gilbert de Clare

Magna Carta Surety

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Gilbert de Clare

Isabel Marshal

Sir Richard de Clare

Maud de Lacy

Roese de Clare

Sir Roger de Mowbray

Sir John de Mowbray

Aline de Braiose

John de Mowbray

Joan of Lancaster

John de Mowbray

Elizabeth de Segrave

Sir Thomas Mowbray

Isabel Mowbray

Maurice Berkeley

Anne Berkeley

Eleanor Dennis

Katherine Lygon

Henry Folliott

Elizabeth Folliott

Col. Sir John Ponsonby

William Ponsonby

Mary Moore

Brabazon Ponsonby

Sarah Margetson

Letitia Ponsonby

Hervey Morres

Letitia Morres

Sir Randal William McDonnell

Anne Catherine McDonnell

Sir Henry Vane

Frances Anne Emily Vane-Tempest

Sir Charles William Stewart

Frances Anne Emily Vane

Sir John Winston Spencer-Churchill

Randolph Henry Spencer-Churchill

Jeanette Jerome

Sir Winston Churchill

Prime Minister of the United Kingdom