At a Glance
- Meaning
- Descendant of Niall
- Origin
- Irish (variant of O'Neil/O'Neill)
- Pronunciation
- oh-NEEL
Oneil is an Irish (variant of O'Neil/O'Neill) name used for both boys and girls meaning “descendant of Niall”.
Meaning & Origin of Oneil
Meaning: Descendant of Niall.
Origin: Irish (variant of O'Neil/O'Neill).
How to Pronounce Oneil
oh-NEELIPA /oʊˈniːl/
Popularity of Oneil
● Peak: #1183 in 1924 · ● Latest: #9604 in 2024. Higher on the chart = more popular. Source: U.S. Social Security Administration, 1892–2024.
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