| Guillaume III de Cheisolme - Bishop of Vaison | Initiator of construction in 1464. |
| Raymond Armand - Master mason | Responsible for starting work. |
| Jacques Furet - Mason | Expansion at the end of the 16th century. |
| Antoine Cuchet - Mason | Furet collaborator for enlargement. |
| Teyssier - Architect | Reconstruction façade and stand (1776). |
| Guillaume Grève - Painter | Author of the *Repent of Saint Peter*. |