Mechtild von Isenburg 1218 - 1260 (1218–1260) Parents Irmgard of Büdingen Henry I of Isenburg-Grenzau Children Gerlach II of Dollendorf Aleid von Dollendorf Siblings Gerlach I of Isenburg-Limburg Henry II of Isenburg Elise von Isenburg Partners Gerlach I of Dollendorf