Renaud I, Count of Dammartin French count (1165–1227) Parents Mahaut de Clermont Alberic III of Dammartin Children Matilda II of Boulogne Siblings Simon, Count of Ponthieu Aelis de Dammartin Agnès de Dammartin Julia de Dammartin Partners Ida, Countess of Boulogne Marie de Châtillon
