O'Neill Coat of Arms & Family Crest
Where the O'Neill name began, what it means, and how Herald Lab researches a O'Neill coat of arms.
Order your pack and our heraldry team researches and paints the O'Neill coat of arms for you.
Origin of the O'Neill name
O'Neill comes from Ó Néill, "descendant of Niall", taking its name from Niall Glúndub, a tenth-century High King of Ireland. The O'Neills were kings of Tír Eoghain (Tyrone) and one of the most powerful dynasties of Gaelic Ulster until the Flight of the Earls in 1607. The name is common throughout Ireland.
Our historical archives hold much more on the O'Neill name: dates, names and records of early bearers.
This overview covers the O'Neill name in Ireland. We also hold records of the name in other countries, such as the United States, England and Australia; your full pack is researched for your family's country of origin.
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Your full O'Neill pack adds the researched history, early records and migration, with your painted coat of arms ready to print.
O'Neill name FAQ
What does the O'Neill name mean?
Descendant of Niall. Common variants include O'Neil, Neill, MacNeill.
Where does the O'Neill surname come from?
It originates in Ireland, and is also found in the United States, England and Australia.
Is there a O'Neill coat of arms?
Arms were granted to individuals, not whole surnames, so there is no single O'Neill crest. Herald Lab paints a personalized O'Neill coat of arms based on historic heraldry.
Researched by Herald Lab Research Studio, since 1993. Sources: MacLysaght, The Surnames of Ireland; Dictionary of American Family Names (Oxford).