Alix de Montmorency (died 24 February 1220/1221) was a French noblewoman.
Her parents were Bouchard V de Montmorency and Laurette,[1] daughter of Baldwin IV, Count of Hainaut and Alice of Namur.
In 1190 Alix married Simon de Montfort (c. 1175 – 25 June 1218),[1] who later became the 5th Earl of Leicester.
[2] Alix participated in the councils of the crusaders and recruited reinforcements in France.
[3] She went to the French court with Folquet de Marselha to plead for support, but she was nearby when her husband was killed as he besieged Toulouse.