Olivier III de Clisson
Breton lord
About Olivier III de Clisson
Lived 1280 – 1320 (aged 39–40).
Olivier III de Clisson (1280–1320), was a Breton Marche Lord and knight.
Lord of Southern Brittany Olivier III continued expanding the de Clisson influence outside Brittany and in 1299, married Isabeau de Craon (1278 - July 30, 1350), daughter of Maurice VI de Craon. The Lords of Craon were mainly Norman with a history as former adversaries of the Dukes of Brittany.
This Olivier III was now also son and heir of Jeanne Bertran, lady of Tuit, eldest daughter of Guillaume Bertran, lord of Tuit and Thury, a rich Norman heritage.
Olivier III and Isabeau would eventually have five children:
Olivier IV de Clisson in 1300; Amaury de Clisson, lord of Blandinais; Mahaut de Clisson, Dame des Earts; Gauthier (Garnier) de Clisson and Isabelle de Clisson
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Important facts
Family & relationships
People in Olivier III de Clisson's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Olivier III de Clisson's
Frequently asked questions
Who was Olivier III de Clisson?
Breton lord
When was Olivier III de Clisson born?
Olivier III de Clisson was born in 1280.
When did Olivier III de Clisson die?
Olivier III de Clisson died in 1320.
Sources & further reading
· Wikipedia: Olivier III de Clisson
· DBpedia: Olivier III de Clisson
Cite this page
APA: Biography.guide. (2026). Olivier III de Clisson. https://biography.guide/olivier-iii-de-clisson/
MLA: "Olivier III de Clisson." Biography.guide, https://biography.guide/olivier-iii-de-clisson/.
Chicago: "Olivier III de Clisson." Biography.guide. https://biography.guide/olivier-iii-de-clisson/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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