Surnames of Irish Origin

4,666 surnames found of Irish origin

Gilhooly
The surname Gilhooly is of Irish origin and is derived from the Gaelic name "Mac Giolla Chomhghaill," meaning "son of the servant of St. Comhghall." The name suggests a connection to a person who s......
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Gilhuly
The surname Gilhuly is of Irish origin and is derived from the Gaelic name "Mac Giolla Chuille," meaning "son of the servant of St. Mochua." The name is associated with County Clare in Ireland and ......
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Gillahan
The surname Gillahan is of Irish origin and is derived from the Gaelic name Mac Giolla Chainnigh, meaning "son of the servant of St. Canice." It is a patronymic surname, indicating descent from an ......
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Gillan
The surname Gillan is of Scottish and Irish origin. It is derived from the Gaelic name Mac Gille Fhaoláin, meaning "son of the servant of St. Faolán." The name Faolán is a diminutive of the Irish w......
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Gillece
The surname Gillece is of Irish origin and is derived from the Gaelic name Mac Giolla Iosa, meaning "son of the servant of Jesus." It is a patronymic surname, indicating descent from a male ancesto......
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Gilleece
The surname Gilleece is of Irish origin and is derived from the Gaelic name Mac Giolla Iosa, meaning "son of the servant of Jesus." The name suggests a religious association, indicating that the or......
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Gillen
The surname Gillen is of Irish origin and is derived from the Gaelic name "Ó Giolláin," meaning "descendant of Giollán." The name Giollán is a diminutive form of the personal name Giolla, which tra......
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Gillens
The surname Gillens is of Irish origin and is derived from the Gaelic name Mac Giolla Eoin, meaning "son of the servant of John." The name John in this context refers to the biblical figure John th......
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Gilleran
The surname Gilleran is of Irish origin and is derived from the Gaelic name Mac Giolla Riabhaigh, meaning "son of the servant of Riabhach." Riabhach is a personal name that translates to "brindled"......
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Gilleylen
The surname Gilleylen is of Scottish origin and is derived from the Gaelic name Mac Gille Fhaolain, meaning "son of the servant of St. Fillan." St. Fillan was a 7th-century Irish saint, and the nam......
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Surnames of Irish Origin

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