Alix de Montmorency daughter of Bouchard IV/V de Montmorency (1200–1221) Parents Burcardo V de Montmorency Laurence de Hainaut Children Amicie de Montfort Laure de Montfort Guy de Montfort, Count of Bigorre Simon de Montfort, 6th Earl of Leicester Amaury VII de Montfort Siblings Mathieu II de Montmorency Marie de Montmorency Partners Simon de Montfort, 5th Earl of Leicester