Ethnicity Estimates If you have tested with more than one DNA company you probably have varied ethnic percentages, especially in the earlier years. Your ethnic breakdown could vary from company to company and, as sample populations increased, your comparison would be adjusted within a company such as Ancestry or FtDNA.  The genetic breakdowns didn't always agree with the genealogical findings either. Ancestry.com MaryLynn's most recent at Ancestry--Scandinavian 11% My Heritage MaryLynn at My Heritage--Scandinavian 34.5% FamilyTreeDNA MaryLynn at FtDNA--Scandinavian 22% My genealogical heritage was primarily English immigrants to New England in the 1600s with the addition of my Scots-Irish maternal great-grandmother in the 1800s.  But my DNA ethnicity always included a large percentage of Scandinavian   results.  I always figured it was due to the many invasions of the British Isles by the Danes and Vikings. Living DNA MaryLynn at Living DNA My test at Living DNA...