Berthe was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Gérard III d'Egisheim. They were married, but the date and place have not been found. Their two known children were Hildegarde III (c1025-c1095) and Hedwige (?-c1126).
| Association | Relationship |
|---|---|
| Conrad I de Bourgogne (III roi d'Arles (la Bourgogne Transjurane), I roi de Bourgogne) | grand-père |