Sir Robert Ferrers, 2nd Baron Ferrers, of Wemme, never summoned to parliament, was b. 1370, m. Joane, dau. of John of Gaunt, by Catherine Swynford, and had issue, two daus., Elizabeth and Mary. Robert, Lord Ferrers, d. in 1410, when the Barony of Ferrers, of Wemme, fell into abeyance between his daus., Elizabeth Greystock and Mary Nevil. His widow Joane m. 2ndly, Ralph Nevil, Earl of Westmoreland (his 2nd wife). Elizabeth, Lord Ferrers' mother, outlived his lordship and, at her decease, the Barony of Boteler, of Wemme, also fell into abeyance between her ladyship's grand-daus., the said Elizabeth and Mary, and both baronies continue in the same state with their representatives. [Sir Bernard Burke, Dormant, Abeyant, Forfeited, and Extinct Peerages, Burke's Peerage, Ltd., London, 1883, p. 198, Ferrers, Barons Ferrers, of Wemme, co. Salop]
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Robert Ferrers, who inherited the Barony of Boteler, as well as that of Ferrers of Wemme, but was never summoned to parliament. His lordship d. in 1410, leaving two daus., co-heiresses, viz., Elizabeth, m. to John, son of Ralph, Lord Greystock; Mary, m. to Robert Nevill, Earl of Westmoreland. [Sir Bernard Burke, Dormant, Abeyant, Forfeited and Extinct Peerages, Burke's Peerage, Ltd., London, 1883, p. 63, Boteler, Barons Boteler, of Oversley and Wemme]