Erard I, Count of Brienne French Lord and Crusader (1070–1114) Parents Eustachie of Tonnerre Walter I of Brienne Children Felicity of Brienne Walter II of Brienne Siblings Milon II, Comte de Bar-sur-Seine Engilbert (?) daughter of Walter I of Brienne Walter (?) Partners Alix of Roucy-Ramerupt