top of page

An Example Research Project demonstrating how autosomal and Y-DNA can work hand-in-hand with traditional genealogical methods and a little detective work to break through long-standing brick walls. Zack Daugherty, an Administrator of the Doherty Surname DNA Project at FamilyTreeDNA, said: “I really enjoyed reading this exhaustive work and love how DNA was heavily leveraged to prove/disprove certain hypotheses. I recommend that many Ó Dochartaigh project members read this write-up to foster ideas on what they can do in their own research. A model example.”

Note that the PDF viewer below may take a moment to load, depending on your internet connection.

The O'Doherty Heritage website is designed to be your place for all things Ó Dochartaigh. Whether your name or ancestry is from a Doherty, Dougherty, Daugherty, Docherty, Dogherty, if your family used another spelling of our name, or if you're from one of our related County Donegal families, such as the McDevitt/McDaid, McBride, McConlogue, or others–we welcome you to the O'Doherty Heritage website!

Visit our other O'Dochartaigh websites, Association of O'Dochartaighs and Dan Doherty's odochartaigh.org for more.

This site is curated by Will Dougherty III in coordination with the The Ó Dochartaigh Clann Association. ©2025 O'Doherty Heritage. Site Policies. Email hello [at] odohertyheritage [dot] org.

bottom of page