See also
| Husband: | Richard +* of GRENVILLE (1204-1245) | |
| Wife: | Isabell +* TREGOUIN (1208-1300) | |
| Children: | William +* of GRENVILLE (1238-1260) | |
| Name: | Richard +* of GRENVILLE | |
| Sex: | Male | |
| Father: | Theobald +* of GRENVILLE (1162- ) | |
| Mother: | Johanna TREWENT (1176-1236) | |
| Birth | 1204 | Kilkhampton, England |
| Death | 1245 (age 40-41) | Bideford |
| Name: | Isabell +* TREGOUIN | |
| Sex: | Female | |
| Father: | - | |
| Mother: | - | |
| Birth | 1208 | |
| Death | 1300 (age 91-92) | |
| Name: | William +* of GRENVILLE | |
| Sex: | Male | |
| Spouse: | Jane +* TREWENT (1220-1260) | |
| Birth | 1238 | Kilkhampton, England |
| Death | 1260 (age 21-22) | Kilkhampton, England |