Amaury de Montfort

lord of Montfort-l’Amaury

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June 30, 2026

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Amaury de Montfort was a French nobleman associated with the lordship of Montfort-l'Amaury. He was the son of Simon de Montfort, a prominent figure in the Albigensian Crusade. Amaury inherited his father's titles and lands in Languedoc but eventually lost them to King Louis VIII of France in 1229. He was then compensated with the office of constable of France in 1231. Amaury was captured by Muslims in the Holy Land in 1239 and died in 1241 on his way home after being released. His son, John de Montfort, later became the Duke of Brittany.123

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Montfort Family
…Montmorency he left four sons: Amaury de Montfort (see below), who succeeded to Montfort-l’Amaury and to his father’s titles in Languedoc; Simon de Montfort, who became earl of Leicester and played a major role in English affairs; Guy de Bigorre (d. 1220); and Robert (d. 1226).
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…Montmorency he left four sons: Amaury de Montfort (see below), who succeeded to Montfort-l’Amaury and to his father’s titles in Languedoc; Simon de Montfort, who became earl of Leicester and played a major role in English affairs; Guy de Bigorre (d. 1220); and Robert (d. 1226).
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Simon de Montfort
His son Amaury (died 1241) soon abandoned the Crusade and ceded the Montfort lands in southern France to King Louis VIII.
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His son Amaury (died 1241) soon abandoned the Crusade and ceded the Montfort lands in southern France to King Louis VIII.
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