| 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 |
| Margery la Zouche | |
| B: | Abt 1352 |
| England | |
| D: | 18 Oct 1391 |
| Lincolnshire, England | |
| 4th Baron Willoughby de Eresby Robert Willoughby | |
| B: | Abt 1350 |
| England | |
| M: | Bef 01 Oct 1369 |
| D: | 09 Aug 1396 |
| Eresby, Lincolnshire, England | |
| 3rd Baron Zouche William la Zouche | |
| B: | Abt 1355 |
| England | |
| D: | 04 May 1396 |
| 2nd Baron Zouche of Harringworth William la Zouche | |
| B: | Abt 25 Dec 1321 |
| England | |
| D: | 23 Apr 1382 |
| 2nd Baron de Roos of Hemsley William de Ros | |
| B: | Abt 1285 |
| D: | 03 Feb 1343 |
| Margery de Badlesmere | |
| B: | Abt 1306 |
| M: | Bef 25 Nov 1316 |
| D: | 18 Oct 1363 |
| 1st Baron Ros of Helmsley William de Ros | |
| B: | Abt 1255 |
| D: | Between 06 and 08 Aug 1316 |
| Isabel d'Aubigny | |
| B: | Abt 1233 |
| D: | 15 Jun 1301 |
| Robert de Ros | |
| D: | 17 May 1285 |
| William d'Aubigny | |
| D: | 01 May 1236 |
| William d'Aubigny | |
| D: | Aft 1148 |
