Nielsen Hayden genealogy
Family: William de Forz / Maud de Ferrers (F791)
m. Abt 30 Jul 1248-
Father | Male
William de Forz
Born of Chewton, Somerset, England 
Died Bef 22 May 1259 Buried Married Abt 30 Jul 1248 [1, 2] Father Hugh de Vivonne | F5363 Group Sheet Mother Mabel Malet | F5363 Group Sheet
Mother | Female
Maud de Ferrers
Born Abt 1230 Died 12 Mar 1299 Buried Father William de Ferrers | F444 Group Sheet Mother Sybil Marshal | F444 Group Sheet
Child 1 | Female
+ Joan de Vivonne
Born 1251 Died 1 Jun 1314 Buried Spouse Reynold fitz Peter | F2073 Married Bef 3 Jan 1279
Child 2 | Female
+ Cecily de Vivonne
Born Abt 1257 Chewton, Somerset, England 
Died 10 Jan 1320 Stoke-under-Hamden, Somerset, England 
Buried Spouse John de Beauchamp | F3450 Married
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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.
- [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.