Over the millennia, in a continuous process, Irish clans gave rise to subsequent clans. These descendant clans adopted specific surnames from about 900 A.D. onwards. Thus, the post-surname clans that descended from a specific pre-surname clan should be relatively closely related to each other genetically. Click here to read more.
The Phillips DNA Project News
Medieval Irish Genealogies and Y-DNA
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- Written by Nancy Kiser