MaleMarmaduke de THWENGE, 1st Baron of Twenge |
| Birth | Sep 1256 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Bef 26 Feb 1323 | |
| Burial | ||
| Marriage | ||
| Father | Marmaduke de THWENGE, Lord Kelton | F9933 Group Sheet | |
| Mother | Lucy de BRUS | F9933 Group Sheet | |
FemaleIsabel de ROSS |
| Birth | Abt 1280 | Igmanthorp, Yorkshire, England |
| Death | Yes, date unknown | |
| Burial | ||
| Father | William de ROSS | F5121 Group Sheet | |
| Mother | Eustace FITZHUGH OR FITZRALPH | F5121 Group Sheet | |
FemaleLucia de THWENGE |
| Birth | Abt 1278 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Yes, date unknown | |
| Burial | ||
| Spouse | Robert LUMLEY | F9900 | |
| Marriage | ||
MaleMarmaduke de THWENGE, Master of Kilton |
| Birth | Abt 1280 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | 11 Sep 1297 | Stirling Bridge, Stirling, Scotland |
| Burial |
MaleWilliam de THWENGE, 2nd Baron of Thwenge |
| Birth | Abt 1285 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Bef 19 Nov 1340 | |
| Burial | Handale Church, Yorkshire North Riding, England |
MaleRobert de THWENGE, 3rd Baron of Thwenge |
| Birth | Abt 1293 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | 22 Apr 1344 | |
| Burial |
FemaleMargaret de THWENGE |
| Birth | Abt 1295 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Yes, date unknown | |
| Burial |
FemaleKatherine de THWENGE |
| Birth | Abt 1297 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Bef 28 May 1374 | |
| Burial |
MaleThomas de THWENGE, 4th Baron of Thwenge |
| Birth | Abt 1299 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | 28 May 1374 | |
| Burial | Thwing Church, Yorkshire East Riding, England |