Surnames of Gaelic Origin

8,379 surnames found of Gaelic origin

Oneale
The surname O'Neal, also spelled O'Neil or O'Neill, is of Irish origin and is derived from the Gaelic name Ó Néill, meaning "descendant of Niall." Niall is an ancient Irish personal name that means......
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Oneall
The surname Oneall is of Irish origin and is derived from the Gaelic name Ó Néill, meaning "descendant of Niall." Niall is an ancient Irish personal name that is believed to have meant "champion" o......
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Oneel
The surname Oneel is of Irish origin and is derived from the Gaelic name Ó Néill, meaning "descendant of Niall." Niall is an ancient Irish personal name that is believed to have meant "champion" or......
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Oneil
The surname O'Neil is of Irish origin and is derived from the Gaelic name "Ó Néill," meaning "descendant of Niall." Niall is an ancient Irish personal name that translates to "champion" or "cloud."......
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Oneill
The surname O'Neill is of Irish origin and is derived from the Gaelic name "Ó Néill," meaning "descendant of Niall." Niall is an ancient Irish personal name that translates to "champion" or "cloud.......
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Oniel
The surname Oniel is of Irish origin and is derived from the Gaelic name "Ó Néill," meaning "descendant of Niall." Niall is an ancient Irish personal name that is believed to mean "champion" or "cl......
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Oniell
The surname O'Neill is of Irish origin and is derived from the Gaelic name "Ó Néill," meaning "descendant of Niall." Niall is an ancient Irish personal name that translates to "champion" or "cloud.......
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Oquain
The surname Oquain is of Irish origin and is derived from the Gaelic name "Ó Cuáin," meaning "descendant of Cuán." The name Cuán itself is derived from the Gaelic word "cuán," meaning "little hound......
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Oquinn
The surname Oquinn is of Irish origin and is derived from the Gaelic name "O'Cuinn," meaning "descendant of Conn." The name Conn is a personal name derived from the word "ceann," which means "head"......
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Orahood
The surname Orahood is of Scottish origin and is derived from the Gaelic name "O'Rath," meaning "descendant of Rath." The name likely originated as a locational surname, referring to someone who li......
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Surnames of Gaelic Origin

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