Four or more generations of descendants of William de Ferrers, 6th Baron Ferrers of Chartley (1412-1450) if they are properly linked:
1. William de Ferrers, 6th Baron Ferrers of Chartley (1412-1450)
- 2. Anne Ferrers, 7th Baroness Ferrers of Chartley (1438-1469)
- 3. Elizabeth Devereux (c1452-1516)
- 3. John Devereux, 8th Baron Ferrers of Chartley (1464-1501)