FamilyTreeDNA

FamilyTreeDNA’s Y-DNA haplotree includes over 95,000 branches and 788,000 variants — the most detailed paternal ancestry map in the world. Each month, we update this post with the…

Whether you're new to WikiTree or just getting started with DNA, this guide breaks down the key features that make WikiTree a powerful tool for your genetic genealogy.

FamilyTreeDNA has partnered with WikiTree! Learn how to link your collaborative tree, view your matches’ trees, and explore powerful DNA tools.

From Haplogroup L0 to the Malagasy Motif, uncover the African maternal lineages that shaped humanity—and still live on in your mtDNA.

Your Family Finder DNA match list is full of clues—if you know how to use it. This guide helps you make sense of your autosomal DNA results.

Your maternal line holds secrets from across centuries and continents. See how mtDNA connects modern testers to ancient individuals around the world.

What started as a question about one family name became the foundation of modern genetic genealogy. Here’s how Bennett Greenspan made it happen.

Two of FamilyTreeDNA’s earliest Group Project Administrators reflect on 25 years of discovery, innovation, and connection through genetic genealogy.

Learn how Family Finder uses SNPs to assign Y-DNA haplogroups, what they mean for your paternal ancestry, and how to refine results with tools like Discover™ and Big Y-700.

Explore how robust DNA and surname tree methods are helping researchers move beyond dominant Irish genealogy narratives to uncover lost clans like Ó Maol Phádraig of Bréifne.