Events
Date of Birth: unknown.
Place of Birth: unknown.
Date of Death: shortly before 12 March 1280/1.
Place of Death: unknown.
The date is given by the Complete Peerage (4:198).
Relationships
Father: Roger de Quincy, second earl of Winchester.
This relationship is given by the Complete Peerage (4:197) and by Oram (ODNB).
Mother: Helen, daughter of Alan, lord of Galloway and constable of Scotland.
This relationship is given by the Complete Peerage (4:197) and by Oram (ODNB).
Spouse: William de Ferrers, fifth earl of Derby. Married in or before 1238.
This relationship is given by the Complete Peerage (4:197; 5:pedigree chart after p. 320) and by Oram (ODNB).
Children:
(Complete source citations for facts about the children on this page are currently outside of the scope of this project. Most information below comes from the Complete Peerage (5:pedigree chart after p. 320).
Robert de Ferrers (about 1239 - 1279), sixth earl of Derby, married (1) Marie de Lusignan; married (2) Eleanor de Bohun.
Sir William de Ferrers (died 20 December 1287), of Groby, married (1) Anne, widow of Colban, earl of Fife; married (2) Eleanor of Lovaine.
Margaret (died 19 March 1309/10), lady of Coston, married Sir Thomas de Berkeley.
References
Cokayne, George Edward, and Vicary Gibbs; et al. The complete peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, extant, extinct, or dormant [2nd ed.]. (London: St. Catherine Press, 1910-59).
Oram, Richard D. ‘Quincy, Roger de, earl of Winchester (c. 1195-1264), Oxford Dictionary of National Biography, Oxford University Press, 2004.