Nielsen Hayden genealogy
Family: Roger de Beaumont / Gundred de Warenne (F2469)
m. Bef 1130-
Father | Male
Roger de Beaumont
Born Abt 1102 Died 1153 Buried Married Bef 1130 [1, 2] Father Henry de Beaumont | F160 Group Sheet Mother Margaret du Perche | F160 Group Sheet
Mother | Female
Gundred de Warenne
Born Died Aft 1156 Buried Other Spouse William de Lancaster | F2102 Married Aft 1153 Father William II de Warenne | F4959 Group Sheet Mother Isabel de Vermandois | F4959 Group Sheet
Child 1 | Male
+ Waleran de Beaumont
Born Bef 1153 of Warwick, Warwickshire, England 
Died 1203 Buried Spouse Alice de Harcourt | F2387 Married Abt 1196
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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.