| Géraud de Salles - Founder of Grandselve | Ermite, initiated the monastery in 1114. |
| Saint Bernard - Influential Cistercian Figure | Receives the abbey in 1145 at Clairvaux. |
| Bertrand I - First Cistercian Abbé | Consecrated the Abbey at Cîteaux in 1145. |
| Philippe le Hardi - Royal Protector | Supports the foundation of the bastides. |
| Eustache de Beaumarchès - Sénéchal de Toulouse | Represent the king for the sides. |
| Mireille Mousnier - Modern historian | Author of a major study on Grandselve (2006). |