Ermengarde of Vienne
Princess of Provence
Half-sister to Emperor Louis III (901 - 905)
Born (c871) – Died (April 12, 935)

Father – Boso II of Vienne
Mother - Hildegarde of Neustria (2)

Ermengarde was married (before 890) to Manasses II of Chalons
Children :

• Giselbert of Vergy