1400 - 1437 (37 Jahre)
| Robert.VI Willoughby 1472-1521 |
| Robert.VI Willoughby | |
| *: | 1472 |
| +: | 1521 |
Elisabeth v.Beauchamp 1470- |
| Elisabeth v.Beauchamp | |
| *: | CA.1470 |
| Robert.V Willoughby 1452- |
| Robert.V Willoughby | |
| *: | 1452 |
| Blanche v.Champernowne 1453- |
| Blanche v.Champernowne | |
| *: | 1453 |
| oo: | CA.1472 |
| John.IV Willoughby vor 1431-1477 |
| John.IV Willoughby | |
| *: | VOR 1431 |
| +: | 1477 |
|
| John.III Willoughby 1400-1437 |
| John.III Willoughby | |
| *: | 1400 |
| +: | 24 Feb 1437 |
