Nielsen Hayden genealogy
Family: Thomas Clarell / Isabel Comyn (F10387)
m. Bef 21 Jun 1335-
Father | Male
Thomas Clarell
Born of Aldwark, Yorkshire, England 
Died Aft 2 Feb 1355 Buried Married Bef 21 Jun 1335 [1] Father William Clarell | F10389 Group Sheet Mother Agnes | F10389 Group Sheet
Mother | Female
Isabel Comyn
Born Died Buried Father John Comyn | F10392 Group Sheet Mother Maud | F10392 Group Sheet
Child 1 | Male
+ William Clarell
Born Abt 1340 of Aldwark, Yorkshire, England 
Died Bef 15 Jan 1380 Buried Spouse Elizabeth de Reygate | F10383 Married
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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.