Surnames of Irish Origin

4,666 surnames found of Irish origin

Crummy
The surname Crummy is of Irish origin and is derived from the Gaelic word "cromadh," meaning "stooping" or "bending." It is believed to have originated as a nickname for someone with a stooped or h......
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Cryan
The surname Cryan is of Irish origin and is derived from the Gaelic name Ó Criomhthain, meaning "descendant of Criomhthain." Criomhthain is a personal name derived from the Gaelic word "criomh," wh......
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Cuanas
The surname Cuanas is of Irish origin and is derived from the Gaelic word "cuana" which means "harbor" or "haven." It is a locational surname, indicating that the original bearers of the name were ......
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Cudahy
The surname Cudahy is of Irish origin and is derived from the Gaelic name "Mac Cuachtaigh," meaning "son of Cuachtaigh." The name Cuachtaigh is believed to be derived from the word "cuach," meaning......
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Cuddihy
The surname Cuddihy is of Irish origin and is derived from the Gaelic name Ó Cuidighthigh, meaning "descendant of Cuidighthigh." The name Cuidighthigh itself is believed to be derived from the word......
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Cuddy
The surname Cuddy is of Irish origin and is derived from the Gaelic word "Mac Giolla Mochuda," meaning "son of the servant of St. Mochuda." St. Mochuda was an early Irish saint, also known as St. C......
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Cuffe
The surname Cuffe is of Irish origin and is derived from the Gaelic word "cofa," meaning "victorious." It is believed to have originated as a nickname for a victorious warrior or a person with a st......
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Cuilty
The surname Cuilty is of Irish origin and is derived from the Gaelic name Ó Coileáin, meaning "descendant of Coileán." Coileán is a personal name derived from the word "coile," which means "whelp" ......
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Culbert
The surname Culbert is of Scottish and Irish origin. It is derived from the Gaelic personal name "Culbert," which means "bright pledge" or "bright support." The name likely originated as a nickname......
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Culhane
The surname Culhane is of Irish origin and is derived from the Gaelic name Ó Cuiléin, meaning "descendant of Cuileann." Cuileann is a personal name that translates to "holly" in English. The surnam......
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Surnames of Irish Origin

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