| Catherine Doulé - Initial sponsor | Founded the chapel in 1619. |
| Pierre de Biet - Lord of Maubranche | Husband of Catherine Doulé. |
| Marie-Barthélémy de Bar - Count and patron | Transformed the chapel in 1808. |
| Émile Bussière - Architect | Directed the reconstruction in 1872. |
| Albert Pascault - Architect | Collaborated in the reconstruction of 1872. |
| Henri Duchêne - Landscape architect | Created the green wall in 1889. |
| Félix de Chaumont-Quitry - Sculptor | Author of the marble group (1907). |