MaleMarmaduke de THWENGE, Lord Kelton |
| Birth | 4 Mar 1234 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | 6 Dec 1294 | Castleton Castle, Derbyshire, England |
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| Father | ||
| Mother | ||
FemaleLucy de BRUS |
| Birth | Abt 1223 | Skelton, Yorkshire, England |
| Death | Yes, date unknown | |
| Burial | ||
| Father | Peter de BRUS | F10408 Group Sheet | |
| Mother | Hawise de LANCASTER | F10408 Group Sheet | |
MaleRobert de THWENGE |
| Birth | Abt 1255 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | 1284 | Cleveland, Yorkshire, England |
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MaleMarmaduke de THWENGE, 1st Baron of Twenge |
| Birth | Sep 1256 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Bef 26 Feb 1323 | |
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| Spouse | Isabel de ROSS | F9901 | |
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MaleJohn de THWENGE |
| Birth | Abt 1261 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | 2 Dec 1330 | Cornborough, Malton, North Riding, Yorkshire, England |
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FemaleMargery de THWENGE, Baroness Neville |
| Birth | Abt 1264 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Yes, date unknown | |
| Burial |
FemaleAlice de THWENGE |
| Birth | Abt 1265 | Kilton Castle, Cleveland, Yorkshire, England |
| Death | Yes, date unknown | |
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