| Bonne Françoise de Haynin - Lordess of Flers | Received the dowry estate in 1656. |
| Michel de Kessel - Lord of Flers | Spouse of Bonne Françoise, sponsor of the castle. |
| Philippe André de Baudequin - New Lord in 1747 | Heir of the estate after the Kessel. |
| Ladislas de Diesbach - Swiss Count Owner | Inherited the castle in 1791, foreigner during the Revolution. |
| Paul Delesalle-Dewas - Acquirer in 1936 | Buy the agricultural estate in Diesbach. |