Ermengarde was born about 1100, the daughter of unknown parents. The place is not known.
Her husband was Robert de Pierrepont. They were married, but the date and place have not been found. Their three known children were Guillaume (c1120-?), Gui (?-1147) and Gauthier (?-?).
| Event | Date | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|
| Birth | ABT 1100 |
|