Family Relationship of

King Robert I

King of France

26th Great-grandfather to

C. W. Post

Founder of Post Cereals

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King Robert I

Beatrice of Vermandois

Hugh the Great

Hedwig of Saxony

Hugh Capet

Adelaide of Aquitaine

Robert II, King of France

Constance of Arles

Henry I, King of France

Anne of Kiev

Hugh I of Vermandois

Adéle of Vermandois

Isabel de Vermandois

Sir Robert de Beaumont

Robert de Beaumont

Amicia de Gael

Robert de Beaumont

Petronella de Grantmesnil

Margaret de Beaumont

Sir Saher IV de Quincy

Sir Roger de Quincy

Helen of Galloway

Margaret de Quincy

Sir William de Ferrers

Joan de Ferrers

Sir Thomas de Berkeley

Sir Maurice de Berkeley

Eve la Zouche

Thomas de Berkeley

Katherine de Clyvedon

Sir John Berkeley

Elizabeth Betteshorne

Elizabeth Berkeley

Sir John Sutton

Jane Sutton

Thomas Mainwaring

Cecily Mainwaring

John Cotton

Sir George Cotton

Richard Cotton

Frances Cotton

Robert Abell

Joshua Abell

Elizabeth Abell

Azel Lathrop

Erastus Lathrop

Caroline Cushman Lathrop

Charles Rollin Post

C. W. Post

Founder of Post Cereals