| Alexandre-Théodore Brongniart - Architect | Designer of the hotel in 1781. |
| Anne-Pierre de Montesquiou - Sponsor and first owner | Count of Fézensac, first squire. |
| Charles de Gaulle - President of the Republic | Founded the ministry in 1959. |
| Clément Parent - Architect | Author of the neo-gothic cloister (1851). |
| Architecte Martin - Architect (XX century) | Designed the administrative building (1951). |