| Sainte Gertrude - Founder of the Abbey | Widow of Rigomar, initiates the monastery around 625. |
| Sainte Eusébie - Second abbess | Directed the abbey from 649 to 660, died at 23 years of age. |
| Gertrude II - Building abbess | The Marian church was built in 686. |
| Saint Vindicien - Bishop of Arras and Cambrai | Consecrate the church in 686. |
| Charles II le Chauve - Carolingian Emperor | Graduated on the vineyard in 877. |
| Leduin - Abbé de Saint-Vaast | Hunting the nuns in 1028. |