Nielsen Hayden genealogy
Family: William de Morley / Cecily de Mohaut (F11530)
m. Bef 1 Oct 1295-
Father | Male
William de Morley
Born of Morley, Norfolk, England 
Died Bef 29 Sep 1300 Buried Roydon, Norfolk, England 
Married Bef 1 Oct 1295 [1] Father Robert de Morley | F11531 Group Sheet Mother
Mother | Female
Cecily de Mohaut
Born Died Aft 1315 Buried Father Robert de Mohaut | F11532 Group Sheet Mother Joan de Mowbray | F11532 Group Sheet
Child 1 | Male
+ Robert de Morley
Born of Morley, Norfolk, England 
Died 23 Mar 1360 Burgundy, France 
Buried Spouse Hawise Marshal | F11526 Married Bef 20 Oct 1316
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Sources - [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.
- [S142] Royal Ancestry: A Study in Colonial and Medieval Families by Douglas Richardson. Salt Lake City, 2013.