| Bertha Countess of Flanders |
| Father: Baudouin III Count of Flanders | Mother: Mathilde Princess of Saxony |
| Born: abt 987 of Flanders, France |
Died: |
| Spouse: Aimon I Count of Vienne | Married: |
| Children:
Gerold Count of Geneva | Brothers & Sisters: Arnold II Count of Flanders |