Marguerite was the daughter of unknown parents. The date and place of her birth have not been found.
Her husband was Eudon I du Pont-l'Abbé. They were married, but the date and place have not been found. Their two known children were Hervé I (?->1233) and Eudon II (?->1214).
| Attribute | Date | Description | Details | Source | Multimedia | Notes |
|---|---|---|---|---|---|---|
| Nobility Title | héritière de Saint-Tudy |