Eustace III, Count of Boulogne Count of Boulogne (1050–1125) Parents Ida of Lorraine Eustace II, Count of Boulogne Children Matilda of Boulogne Siblings Godfrey of Bouillon Ida of Boulogne Baldwin I of Jerusalem Godefroy de Boulogne, Lord of Carshalton Partners Mary of Scotland, Countess of Boulogne
