Abt 1320 - 1372 (~ 52 years)
| Elizabeth Willoughby | |
| B: | Abt 1386 |
| Eresby, Lincolnshire, England | |
| 5th Baron Beaumont Henry Beaumont | |
| B: | Abt 1387 |
| Nottinghamshire, England | |
| D: | 1413 |
| Sir Thomas Willoughby | |
| B: | Abt 1387 |
| Eresby, Lincolnshire, England | |
| D: | Abt 1432 |
| Joan Arundel | |
| B: | 1407 |
| Arundel, Sussex, England | |
| Margery Willoughby | |
| B: | Abt 1390 |
| Eresby, Lincolnshire, England | |
| D: | Bef 22 Oct 1452 |
| Yorkshire, England | |
| 4th Baron Fitzhugh Sir William Fitzhugh | |
| B: | 1399 |
| Ravensworth Castle, Ravensworth, Yorkshire, England | |
| M: | Bef 18 Nov 1406 |
| Ravensworth, Yorkshire, England | |
| D: | 22 Oct 1452 |
| Yorkshire, England | |
| 5th Baron Willoughby de Eresby William Willoughby | |
| B: | Abt 1370 |
| Eresby, Lincolnshire, England | |
| D: | 06 Dec 1409 |
| Edgefield, Norfolk, England | |
| Lucy Le Strange | |
| B: | Abt 1352 |
| Knockin, Shropshire, England | |
| M: | Aft 03 Jan 1383 |
| D: | Aft 1405 |
| Lady Joan Holland Joan Holland | |
| D: | 12 Apr 1434 |
| Sir Thomas Willoughby | |
| D: | Abt 20 Aug 1417 |
| 4th Baron Willoughby de Eresby Robert Willoughby | |
| B: | Abt 1350 |
| England | |
| D: | 09 Aug 1396 |
| Eresby, Lincolnshire, England | |
| Margery la Zouche | |
| B: | Abt 1352 |
| England | |
| M: | Bef 01 Oct 1369 |
| D: | 18 Oct 1391 |
| Lincolnshire, England | |
| 5th Baroness Latimer Elizabeth Latimer | |
| D: | 05 Nov 1395 |
| John Willoughby | |
| B: | Abt 1320 |
| Eresby, Lincolnshire, England | |
| D: | 29 Mar 1372 |
| Lincolnshire, England | |
| Cecily Ufford | |
| B: | Eresby, Lincolnshire, England |
| D: | 29 Mar 1372 |
| Lincolnshire, England | |
