Individual Details
Yvan De Thweng
(Abt 1230 - )
Events
| Birth | Abt 1230 | Kilton, Thwing, Durham, England | |||
| Death |
Families
| Father | Robert De Thwenge Lord of Kilton (1214 - 1256) |
| Mother | Matilda De Kilton (1212 - 1279) |
| Sibling | Marmaduke Thweng - Lord of Kilton Castle II (1225 - 1282) |
| Sibling | Richard De Thweng Lord of Boyville (1199 - ) |
| Sibling | Cecelia Thwenge Constable (1207 - ) |
| Sibling | Alice De Thwenge (1203 - ) |
| Sibling | Richard De Thweng (1240 - 1304) |