Nielsen Hayden genealogy
Family: William de Ferrers / Margaret de Quincy (F6338)
m. Bef 1239-
Father | Male
William de Ferrers
Born Abt 1193 of Tutbury, Burton-on-Trent, Staffordshire, England 
Died 24 Mar 1254 Evington, Leicestershire, England 
Buried 31 Mar 1254 Merevale Abbey, Warwickshire, England 
Married Bef 1239 [1, 2, 3, 4] Other Spouse Sybil Marshal | F444 Married Bef 14 May 1219 Father William de Ferrers | F3280 Group Sheet Mother Agnes of Chester | F3280 Group Sheet
Mother | Female
Margaret de Quincy
Born Bef 1223 Died Bef 12 Mar 1281 Buried Father Roger de Quincy | F4157 Group Sheet Mother Helen of Galloway | F4157 Group Sheet
Child 1 | Female
+ Joan de Ferrers
Born Died 19 Mar 1310 Buried Abbey Church of St. Augustine, Bristol, Gloucestershire, England 
Spouse Thomas de Berkeley | F4196 Married 1267
Child 2 | Male
+ Robert de Ferrers
Born Abt 1239 Died Abt 1279 Buried St. Thomas Priory, Staffordshire, England 
Spouse Mary de Lusignan | F519 Married Aft 26 Jul 1249 Spouse Eleanor de Bohun | F538 Married 26 Jun 1269
Child 3 | Male
+ William de Ferrers
Born Abt 1240 of Groby, Leicestershire, England 
Died Bef 20 Dec 1287 Buried Spouse Eleanor de Lovaine | F17274 Married Spouse Anne Durward | F12020 Married 1270
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Sources - [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.
- [S145] Ancestral Roots of Certain American Colonists Who Came to America Before 1700 by Frederick Lewis Weis and Walter Lee Sheppard, Jr. 8th edition, William R. Beall & Kaleen E. Beall, eds. Baltimore: Genealogical Publishing Company, 2004, 2006, 2008., "abt. 1238".
- [S1016] Medieval English Ancestors of Robert Abell by Carl Boyer III. Santa Clarita, California, 2001.
- [S1526] The Ancestry of Dorothea Poyntz, Wife of Reverend John Owsley, Generations 1-15, Fourth Preliminary Edition, by Ronny O. Bodine and Bro. Thomas Spalding, Jr. 2013.
- [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.