| Bernard de Castanet - Bishop of Albi (1277-1308) | Initiator of the brick yard. |
| Pons Descoyl - Suspected architect | Catalan, supposed author of the plans. |
| Louis Ier d'Amboise - Bishop of Albi (1474-1503) | Acquire the cathedral and added the jube. |
| Louis II d'Amboise - Bishop of Albi (1503-1510) | Introduced Italian artists for vaults. |
| Christophe Moucherel - Organ factor (XVIIIe) | Created the great organ in 1736. |
| Jean-François Mariès - Local architect | Saved the cathedral in 1792. |