Family Relationship of

Isabelle of Angoulême

(c1188–1246)

19th Great-grandmother to

C. W. Post

Founder of Post Cereals

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Isabelle of Angoulême

John, King of England

Henry III, King of England

Eleanor of Provence

Edward I, King of England

Eleanor of Castile

Elizabeth Plantagenet

Eleanor de Bohun

James le Boteler

James Butler

James Butler

Elizabeth Butler

Ann Talbot

Elizabeth Vernon

Dorothy Corbet

Sir Richard Mainwaring

Sir Arthur Mainwaring

Mary Mainwaring

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