Surnames of Irish Origin

4,666 surnames found of Irish origin

Kiliany
The surname Kiliany is of Irish origin and is derived from the Gaelic name "Ó Cillínigh," meaning "descendant of Cillínigh." The name Cillínigh is believed to be a diminutive form of "ceallach," wh......
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Kilkeary
The surname Kilkeary is of Irish origin and is derived from the Gaelic name "Mac Giolla Cheara," meaning "son of the servant of St. Ciarán." The name Ciarán is a popular Irish given name, derived f......
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Kilkelly
The surname Kilkelly is of Irish origin and is derived from the Gaelic name "Ó Cill Cheallaigh," meaning "descendant of Ceallach." Ceallach is a personal name that translates to "bright-headed" or ......
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Kilkenny
The surname Kilkenny is of Irish origin and is derived from the Gaelic name "Cill Chainnigh," meaning "church of Cainneach." It is a locational surname, indicating that the original bearer hailed f......
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Kilker
The surname Kilker is of Irish origin and is derived from the Gaelic name "Mac Giolla Cheara," meaning "son of the servant of St. Ciarán." The name Ciarán is derived from the Irish word "ciar," mea......
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Killackey
The surname Killackey is of Irish origin and is derived from the Gaelic name Mac Giolla Chathaidh, meaning "son of the servant of Cathadh." The name Cathadh is believed to be a personal name derive......
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Killea
The surname Killea is of Irish origin and is derived from the Gaelic name "Ó Cill Aodha," meaning "descendant of Cill Aodha." The name Cill Aodha translates to "church of Aodh," with Aodh being a p......
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Killebrew
The surname Killebrew is of Irish origin and is derived from the Gaelic name Mac Giolla Bhrighde, meaning "son of the servant of St. Brigid." The name Killebrew is associated with County Westmeath ......
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Killeen
The surname Killeen is of Irish origin and is derived from the Gaelic name Ó Cillín, meaning "descendant of Cillín." The name Cillín itself is a diminutive form of the word "cill," which translates......
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Killelea
The surname Killelea is of Irish origin and is derived from the Gaelic name Mac Giolla Léith, meaning "son of the servant of Léith." The name Léith is believed to refer to a personal name or a plac......
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Surnames of Irish Origin

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