Joan (of Edgefield) Roscelyn
- Yes, date unknownDrag or scroll to see more of the chart.
 | William (5th Lord Willoughby) De Willoughby Abt 1370-1410 |
| William (5th Lord Willoughby) De Willoughby | |
| B: | Abt 1370 |
| D: | 30 Nov 1410 |
| Or December 04, 1409 | |
| Lucy (of Knokyn) Strange -Yes, date unknown |
| Lucy (of Knokyn) Strange | |
| M: | Bef 23 Apr 1383 |
| D: | Yes, date unknown |
| Joan (of Kent) Holland Abt 1380-1434 |
| Joan (of Kent) Holland | |
| B: | Abt 1380 |
| M: | Between 1402 and 1404 |
| D: | 12 Apr 1434 |
| Robert (4th Lord Willoughby) De Willoughby Abt 1349-1396 |
| Robert (4th Lord Willoughby) De Willoughby | |
| B: | Abt 1349 |
| D: | 9 Aug 1396 |
| Alice Skipwith -Yes, date unknown |
| Alice Skipwith | |
| M: | Bef 1370 |
| D: | Yes, date unknown |
| John (3rd Lord Willoughby) De Willoughby Bef 1329-1372 |
| John (3rd Lord Willoughby) De Willoughby | |
| B: | Bef 6 Jan 1329 |
| D: | 29 Mar 1372 |
| Cecily (of Suffolk) De Ufford -Yes, date unknown |
| Cecily (of Suffolk) De Ufford | |
| M: | Bef 1349 |
| D: | Yes, date unknown |
|
| Joan (of Edgefield) Roscelyn -Yes, date unknown |
| Joan (of Edgefield) Roscelyn | |
| D: | Yes, date unknown |
| John (2nd Lord Willoughby) De Willoughby 1304-1349 |
| John (2nd Lord Willoughby) De Willoughby | |
| B: | 6 Jan 1303-1304 |
| M: | 2 Jul 1323 |
| D: | 13 Jun 1349 |