See also
| Partner: | Osulf "fil Frane" du PLESSIS (c. 980-1067) | |
| Partner: | (unknown) | |
| Children: | Adeliza FitzOsulf du PLESSIS (c. 1025-1088) | |
| Name: | Osulf "fil Frane" du PLESSIS | |
| Sex: | Male | |
| Father: | Frane de BELVOIR ( - ) | |
| Mother: | - | |
| Birth | c. 0980 | |
| Occupation | Seigneur de Belvoir | |
| Death | 1067 (age 86-87) | |
| Name: | Adeliza FitzOsulf du PLESSIS | |
| Sex: | Female | |
| Spouse 2: | Robert de TOENI (c. 1010- ) | |
| Birth | c. 1025 | Le Plessis, Colombiers, Lower-Normandy, France |
| Death | 1088 (age 62-63) | Belvoir Castle, Belvoir, Leicestershire, England |