Leo IX Head of the Catholic Church from 1049 to 1054 (1002–1054) Parents Heilwig of Dabo Hugh IV, count of Nordgau Children Siblings Mathilde of Eguisheim Gertrud die Ältere von Braunschweig Hugh VII of Egisheim Adelheid of Eguisheim Gerhard, count of Egisheim Gepa of Egisheim
