The earliest known Irish surname is O’Clery (O Cleirigh); it’s the earliest known because it was written that the lord of Aidhne, Tigherneach Ua Cleirigh, died in County Galway back in the year 916 ...

There are a great many synonyms for O'Naghten (Ó Neachtain in Irish) in modern Ireland, including Naughtan, Naughton, Nochtin, Nocton, Knockton and even sometimes Connaughton (which is actually a ...

The Vikings (or Norse) played a prominent role in Irish history but, despite this, their genetic legacy in Ireland, which may provide insights into the nature and scale of their immigration, is ...

The surname O'Sullivan is the third most popular surname in all of Ireland. Therefore, it only makes sense that the name also has a prominent position in the most Irish city in Montana. Here are 10 ...