The O'Hourihane DNA project was launched August 2012. We are seeking DNA testers (both Y-DNA and A-DNA) with the following Irish names in their ancestry: Arragan, Handrahan, Hanrahan, Haran, Harhan, Harragan, Harraghan, Harrigan, Haughran, Herrigan, Horan, Horgan, Horohan, Horrigan, Hourahan(e), Hourican, Hourigan, Hourihan(e), Howard, Organ.

The project website contains a project background page (covering many of these surnames); goals; and a surname distribution map.

http://freepages.genealogy.rootsweb.ancestry.com/~skibbgirl/...

The first project report is now published.

http://freepages.genealogy.rootsweb.ancestry.com/~skibbgirl/...