From Darryl Lundy's Peerage page on Elizabeth Ferrers:

http://www.thepeerage.com/p13769.htm#i137688

Elizabeth Ferrers [1]

• F, #137688,
• b. circa 1378,
• d. circa 1434
• Last Edited=15 Mar 2009
• Consanguinity Index=0.0%

Elizabeth Ferrers was born circa 1378.[1] She was the daughter of Sir Robert de Ferrers, 3rd Lord Ferrers (of Wem) and Lady Joan de Beaufort.[1],[2] She was also reported to have been born circa 1393 at Oversley, Warwickshire, England.[2]

She married John de Greystoke, 4th Lord Greystoke, son of Ralph de Greystoke, 3rd Lord Greystoke and Katherine de Clifford.[3]

She died circa 1434 at York, Yorkshire, England.[3]

She was also known as Elizabeth le Botiler.[3]

Citations

• 1. [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume II, page 233. Hereinafter cited as The Complete Peerage.
• 2. [S125] Richard Glanville-Brown, online <e-mail address>, Richard Glanville-Brown (RR 2, Milton, Ontario, Canada), downloaded 17 August 2005.
• 3. [S11] Alison Weir, Britain's Royal Family: A Complete Genealogy (London, U.K.: The Bodley Head, 1999), page 108. Hereinafter cited as Britain's Royal Family.

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Lady Elizabeth De Ferrers of Wembley [Baroness Greyst]- was born about 1393 in Oversley, Warwickshire, England. She died about 1434 in York, Yorkshire, England. She was buried in Black Friars Church, York, Yorkshire, England. She married Baron John Greystoke on 28 Oct 1407 in Greystoke, Cumberland, England.

They had the following children:

(1.) Ralph Greystoke [Baron Greystoke]- was born about 1408. He died on 1 Jun 1487. ( 2.) Anne Greystoke- was born about 1412. She died on 27 Mar 1477.

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Marriage Information:

John married Elizabeth DE FERRERS, daughter of Sir Robert DE FERRERS 2nd Baron Ferrers of Wemme and Lady Joan DE BEAUFORT Queen of Scotland, on 28 Oct 1407 in Greystoke, Cumberland, England. (Elizabeth DE FERRERS was born about 1393 in Oversley, Warwickshire, England, died in 1434 in York, Yorkshire, England and was buried in Black Friars Church, York, Yorkshire, England.)

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http://www.celtic-casimir.com/webtree/15/53264.htm

Elizabeth married Sir John DE GREYSTOKE 4th Baron Greystoke, son of Sir Ralph DE GREYSTOKE 3rd Baron de Greystoke and Katherine DE CLIFFORD, on 28 Oct 1407 in Greystoke, Cumberland, England. (Sir John DE GREYSTOKE 4th Baron Greystoke was born in 1389 in Greystoke, Penrith, Cumberland, England, died on 8 Aug 1436 in Kirkby, Ravensworth, Yorkshire, England and was buried on 8 Aug 1436 in Collegiate Church, Greystoke, Northumberland, England.)