Father: Guelph (Welf) II Duke of BAVARIA b: ABT 972 in Altdorf, Bavaria, Germany
Mother: Ermengarde (Judith) Countess of LUXEMBOURG b: ABT 990 in Limburg, Belgium
Marriage 1 Alberto Azzo II Marquis d' ESTE b: 10 JUL 1009 in Este, Tuscany, Italy
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