MD
Margaret de Quincy
d. 1281
Vitals
Died
12 Mar 1281
Family
Siblings
About
Margaret de Quincy, a daughter of the Earl of Winchester, was the fifth Earl of Derby's second countess.
Research notes
✓ MARGARET de QUINCY (d.1281), da. of ROGER de QUINCY 2nd Earl of Winchester; wife of the 5th Earl of Derby; mother of Joan (our line). Standard well-documented English baronial genealogy (CP; web-confirmed 7 Aug 2026); contested rungs note-only, not hardened.