Nielsen Hayden genealogy
Family: Richard I de Beaumont / Lucy de l'Aigle (F641)
m. Bef 1177-
Father | Male
Richard I de Beaumont
Born 1120-1130 Died Aft 1194 Buried Abbaye d'Étival-en-Charnie, Sarthe, Pays-de-la-Loire, France 
Married Bef 1177 [1, 2] Father Roscelin de Beaumont | F2494 Group Sheet Mother Constance of England | F2494 Group Sheet
Mother | Female
Lucy de l'Aigle
Born Died Aft 1217 Buried Father Richer de l'Aigle | F821 Group Sheet Mother Beatrice | F821 Group Sheet
Child 1 | Female
+ Constance de Beaumont
Born Died Aft 1226 Buried Spouse Roger de Tony | F6286 Married 1175
Child 2 | Female
+ Ermengarde de Beaumont
Born Died 11 Feb 1233 Buried Balmerino Abbey, Fife, Scotland Spouse William I "The Lion", King of Scotland | F6038 Married 5 Sep 1186
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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.