Family: Henry de Percy, Earl of Northumberland / Margaret de Neville (F3222)
m. 12 Jul 1358
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Male
Henry de Percy, Earl of Northumberland
Birth 10 Nov 1341 Death 19 Feb 1408 Bramham Moor, West Yorkshire, England 
Burial Marriage 12 Jul 1358 [1] Father Henry de Percy | F3278 Group Sheet Mother Mary Plantagenet | F3278 Group Sheet
Female
Margaret de Neville
Birth Death May 1372 Burial Father Ralph de Neville | F4102 Group Sheet Mother Alice de Audley | F4102 Group Sheet
Male
Sir Henry "Hotspur" Percy
Birth 20 May 1364 Death 21 Jul 1403 Shrewsbury, Shropshire, England Burial Spouse Elizabeth de Mortimer | F3220 Marriage
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Sources - [S13] Weis, Frederick Lewis, Ancestral Roots of Certain American Colonists Who Came to America before 1700 (Seventh Edition), (Name: Genealogical Publishing Co., Inc., Baltimore, 1992;).
- [S13] Weis, Frederick Lewis, Ancestral Roots of Certain American Colonists Who Came to America before 1700 (Seventh Edition), (Name: Genealogical Publishing Co., Inc., Baltimore, 1992;).