| Maximilien d'Udekem d'Acoz (14/09/1861-21/01/1921) | |
| Charles d'Udekem d'Acoz (08/03/1885-) | |
| Marguerite d'Udekem d'Acoz (16/06/1888-28/09/1916) | |
| Elisabeth d'Udekem d'Acoz (13/03/1890-) | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members | |
| Restricted to members |