Mathilde von Lothringen (910-970) (0910–0970) Parents Cunigunda of France Wigeric of Lotharingia Children Liudger Billung von Sachsen Graf in Westfalengau Siblings Liutgarde of Bidgau Sigebert Adabero I of Ardenne Siegfried of Luxembourg Frederick I, Duke of Upper Lorraine Gozlin, Count of Bidgau Giselbert Partners Hermann Billung