FamilyTreeDNA Order Modifications & Refund Policy

FamilyTreeDNA is an online service. Therefore, all results provided by FamilyTreeDNA will only be available online and accessible via a computer or mobile device [...]

Y-DNA – Standard Y-STR Values Page

The Y-DNA – Standard Y-STR Values page shows the results of standard Y-DNA short tandem repeat (STR) tests: Y-DNA12, Y-DNA25, Y-DNA37, Y-DNA67, Y-DNA111, and Big Y-500.

The following are descriptions [...]

Big Y-500

The Big Y-500 is a Y-chromosome direct paternal line test. We have designed it to explore deep ancestral links on our common paternal tree. [...]

Which Y-DNA STR markers do Family Tree DNA test?

At FamilyTreeDNA, we test 561 Y-chromosome DNA short tandem repeat (STR) markers in our standard Y-STR tests: Y-DNA12, Y-DNA25, Y-DNA37, Y-DNA67, Y-DNA111, and Big [...]

myOrigins Methodology Whitepaper

Published May 8, 2014Written by Razib Khan and Rui H, Family Tree DNAUpdated September 13, 2017 Abstract
The aim of this survey is to review [...]

Population Clusters in myOrigins

Who are you?

That’s a question with many possible answers. You are the sum of a lifetime of experiences. You are the result of choices [...]