O'neill

O'Neill is primarily known as an Irish surname meaning 'descendant of Niall,' derived from a legendary High King of Ireland named Niall of the Nine Hostages. As a first name, it represents a modern trend of using traditional surnames as given names. The distinctive apostrophe and capitalization pattern maintains its Irish heritage. While uncommon as a first name, it has gained modest traction among families celebrating Irish ancestry or seeking a strong, distinctive masculine name. O'Neill carries connotations of leadership and nobility through its historical connections. The name blends traditional Celtic heritage with contemporary naming trends. Though rare in formal records, it has increased in usage since the 1990s, particularly in Irish-American communities, appealing to parents seeking names with cultural significance and distinctive character.

Pronounced o-NEEL.