The Annales Londonienses name "Margarete countesse de Ferreres et Eleyne la Zusche et la countesse de Bougham" as the three daughters of "Eleyn countesse de Wynton". A charter dated 3 Dec 1274 records the homage of "Margaret de Ferariis countess of Derby, eldest daughter and one of the heirs of Roger de Quency earl of Wynton" for her part of the lands "lately held in dower by Alianora de Vaux late countess of Wynton widow of the said Roger". Inquisitions after a writ "9 Edw I" following the death 15 Apr of "Margaret de Ferrariis countess of Derbeye" name her son “William de Ferrariis...”. 1
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After the death of her husband, Margaret presented to the church of Keyston, Huntingdonshire in 1255, was co-heiress in 1264 to her father, Roger de Quincy, Knt., Earl of Winchester, by which she inherited the hereditary office of Constable of Scotland, together with the manors of Groby (in Ratby) and Thurnby, Leicestershire, Ware, Hertfordshire, Keyston and Southoe, Huntingdonshire, Chinnor, Oxfordshire, etc. In 1268-9 the Prior and convent of Lenton released the church of Irchester, Northamptonshire, to Margaret de Ferrers, Countess of Derby, who in turn levied a fine of it to the use of herself and her heirs. In 1270 she resigned the office of Constable of Scotland to her brother-in-law, Alexander Comyn, Knt., Earl of Buchan. In 1270 Margaret and her sisters, Ellen and Elizabeth, gave licence for the election of William de Shaldeston as Prior of the Hospital of St. James and St. John at Brackley, Northamptonshire. In 1273 Philip de Fifife sued her for the next presentation to the church of Fyfield, Berkshire. In 1274-5 Ellen de Quincy and Alexander Comyn and his wife Elizabeth sued their sister Margaret de Ferrers, Countess of Derby, regarding possessions in Eynesbury, Huntingdonshire. On the assignment of Quincy dower lands in 1275, Margaret was assigned one third part of Southoe Ferrers, Huntingdonshire, together with a third part of the chief messuage. In 1275-6 William de Karuill' arraigned an assize of mort d'ancestor against her touching a messuage and land in Brampton, Northamptonshire. Sometime in the period, 1275-9, she acquired the one-third share of the same manor assigned to her sister, Elizabeth Comyn, thus increasing Margaret's share to two-thirds. In 1276 Margaret had letters of protection, she then going to Scotland. In 1277-8 Alice widow of John de Kent arraigned an assize of novel disseisin against her and others touching a tenement in Chartley, Staffordshire. About 1281 Margaret de Ferrers, Countess of Derby, Ellen la Zouche and Alexander Comyn, Earl of Buchan, and his wife Elizabeth, sued Ranulph son of Robert de Neville and his wife Euphame, regarding 11½ virgates in Syston, Leicestershire.... 2
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12 Mar 1281, Down Ampney
Appointment, during pleasure, of Richard Fukeram to the custody of all the lands Late of Margaret de Ferrariis, tenant in chief, so that he cultivate and sow them and answer for the isssues at the Exchequer.
Mandate in pursuance to the sheriffs of Northampton, Leicester, Lincoln, Derby, Essex, Stafford, Bedford and Nottingham.
Calendar of Patent Rolls, Edw. I, vol. 1, p. 427
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Inquisition Post Mortem
413. MARGARET DE FERRARIIS, COUNTESS OF DERBEYE. 3
Writ of plenius certiorari to Richard de Holebrok, the king's steward, on the complaint of William de Ferrariis that the sheriff of Essex had taken into the king's hand the manors of Wodeham, Stubbyng and Feirstude which he had demised to the said Margaret, his mother, who had restored them to him long before her death, 15 April, 9 Edw. I.
ESSEX. Inq. Monday after the Invention of the Holy Cross, 9 Edw. I.
Wodeham, Stobyng and Fayrstede. The manors with a messuage in Cheche were given by Sir William de Ferrariis, sometime earl of Derbeye, to William de Ferrariis his son at Nottingham about the Feast of St. Lucy, 36 Hen. III, by letter patent, to be held of him and his heirs by service of 5 knights' fees, saving to the said earl the homage and service of Sir Richard de Grey and his heirs in Thurrok; and he had full seisin for four years and more during the life of his father, and the issues of the manors were collected by Robert de Duffeld his guardian (custodem) and placed in ward (custodiam) at Tyleteya, and in the fifth year they were rendered to the said William, and so he remained in peaceful seisin until he was made a knight and was of full age. Afterwards he granted these manors, &c. to Lady Margaret de Ferrariis his mother for her life for lands, &c. in Scotland and Gaweye of which she enfeoffed him, and into the aforesaid manors he had ingress sixteen days before his mother's death by her assent. The manor of Wodeham is worth £21 yearly; the manor of Stubbyng, with one carucate land in the same town afterwards purchased by the said William of Sir Nicholas de Stubbyng, knight, £52; the manor of Fayrstede, £10; and the messuage in Cheche, 6s.
C. Edw. I. File 28. (17.)