Nielsen Hayden genealogy
Family: Richard of Conisburgh / Anne de Mortimer (F10063)
m. Bef 23 May 1408
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Male
Richard of Conisburgh
Birth Abt 1375 Conisburgh Castle, Yorkshire, England 
Death 5 Aug 1415 Southampton, Hampshire, England Burial Southampton, Hampshire, England Marriage Bef 23 May 1408 [1] Father Edmund of Langley | F10061 Group Sheet Mother Isabella of Castile | F10061 Group Sheet
Female
Anne de Mortimer
Birth 27 Dec 1390 Death Sep 1411 Burial Kings Langley, Hertfordshire, England Father Roger Mortimer | F10124 Group Sheet Mother Eleanor Holland | F10124 Group Sheet
Male
+ Richard of York
Birth 22 Sep 1411 Death 30 Dec 1460 Wakefield, Yorkshire, England Burial Pontefract, Yorkshire, England Spouse Cecily Neville | F1800 Marriage Bef 18 Oct 1424
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Sources - [S1480] The Ancestry of Charles II, King of England: A Medieval Heritage by Charles M. Hansen and Neil D. Thompson. Saline, Michigan: McNaughton and Gunn, 2012.
- [S1480] The Ancestry of Charles II, King of England: A Medieval Heritage by Charles M. Hansen and Neil D. Thompson. Saline, Michigan: McNaughton and Gunn, 2012.