How Y DNA Changes Surname Research

Y DNA, like surnames, track along the direct male line—the two go hand in hand. This makes Y DNA indispensable for the study of fixed inherited surnames and there are over 10,000 such projects hosted by FamilyTreeDNA. Start your surname research: https://www.familysearch.org/search/?... Learn about Y-DNA testing: https://www.familysearch.org/en/wiki/... Discover surname projects: https://www.familysearch.org/en/wiki/...