To all the Cotter Family males, and females with a Cotter father, you may find the Sons of Ottar DNA Project useful in locating cousins in our scattered diaspora. The Cotters, mainly from Co. Cork, are spread far and wide, from the USA, Canada, England, Australia & New Zealand. Using DNA as a genealogical tool, you can locate close matches and trace your lines back to a common ancestor in Ireland. The DNA Project is located at
http://www.familytreedna.com/public/sonsofottarand has so far shown that all members have the Norse-Frisian R1b1a2 y-DNA which indicates our Norse origins in south-east Ireland.