WD
William de Ferrers 3rd Earl of Derby
d. 1190
Vitals
Died
1190
Family
About
The third Earl of Derby died on the Third Crusade at the siege of Acre.
Research notes
✓ WILLIAM de FERRERS, 3rd Earl of DERBY (d.1190 at Acre); father of the 4th Earl (our line). Standard well-documented English baronial genealogy (CP; web-confirmed 7 Aug 2026); contested rungs note-only, not hardened.