Marmaduke (1st Lord Thweng) De Thweng
- Bef 1323Drag or scroll to see more of the chart.
| Marmaduke De Thweng -1297 |
| Marmaduke De Thweng | |
| D: | 11 Sep 1297 |
| Killed At Stirling | |
| William (2nd Lord Thweng) De Thweng -Bef 1340 |
| William (2nd Lord Thweng) De Thweng | |
| D: | Bef 19 Nov 1340 |
| Dsp | |
| Robert 3rd Lord Thweng -1344 |
| Robert 3rd Lord Thweng | |
| D: | 22 Apr 1344 |
| Unmarried | |
| William (2nd Lord) De Botreaux Abt 1367-1392 |
| William (2nd Lord) De Botreaux | |
| B: | Abt 1367 |
| D: | 25 May 1392 |
 | Elizabeth De St Lo -Yes, date unknown |
| Elizabeth De St Lo | |
| D: | Yes, date unknown |
| Elizabeth Daubeny -1433 |
| Elizabeth Daubeny | |
| D: | 29 May 1433 |
| William (1st Lord) De Botreaux 1337-1391 |
| William (1st Lord) De Botreaux | |
| B: | 1 Sep 1337 |
| D: | 10 Aug 1391 |
| Katherine Thweng -Yes, date unknown |
| Katherine Thweng | |
| D: | Yes, date unknown |
| Sir Ralph Daubeny -Yes, date unknown |
| Sir Ralph Daubeny | |
| D: | Yes, date unknown |
| Thomas 4th Lord Thweng -1374 |
| Thomas 4th Lord Thweng | |
| D: | 24 May 1374 |
| Unmarried | |
| Ralph (Sir) (1st Lord of Lumley) De Lumley Abt 1361-1400 |
| Ralph (Sir) (1st Lord of Lumley) De Lumley | |
| B: | Abt 1361 |
| D: | Jan 1399-1400 |
| Alianore (of Raby) Nevill -Yes, date unknown |
| Alianore (of Raby) Nevill | |
| D: | Yes, date unknown |
| Marmaduke (Sir) De Lumley 1314-1365 |
| Marmaduke (Sir) De Lumley | |
| B: | 1314 |
| D: | 26 Sep 1365 |
| Margaret De Holand -Yes, date unknown |
| Margaret De Holand | |
| D: | Yes, date unknown |
| Lucia De Thweng -Yes, date unknown |
| Lucia De Thweng | |
| D: | Yes, date unknown |
| Robert De Lumley -Bef 1325 |
| Robert De Lumley | |
| D: | Bef 20 Jul 1325 |
|
| Marmaduke (1st Lord Thweng) De Thweng -Bef 1323 |
| Marmaduke (1st Lord Thweng) De Thweng | |
| D: | Bef 26 Feb 1323 |
| Isabel De Ros -1309 |
| Isabel De Ros | |
| M: | 1273 |
| D: | 1309 |