Surnames of Irish Origin

4,666 surnames found of Irish origin

Coy
The surname Coy is of English origin and has multiple possible meanings. It could be derived from the Old French word "coi," meaning quiet or calm, suggesting that the original bearer of the name w......
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Coyan
The surname Coyan is of Irish origin and is derived from the Gaelic name Ó Cadhain, meaning "descendant of Cadhan." The name Cadhan itself is believed to have originated from the word "cadh," which......
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Coyle
The surname Coyle is of Irish origin and is derived from the Gaelic word "Mac Giolla Chomhghaill," meaning "son of the servant of St. Comhghall." The name Coyle is primarily found in the province o......
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Coyne
The surname Coyne is of Irish origin and is derived from the Gaelic word "Ó Cadhain," meaning "descendant of Cadhan." The name Cadhan itself is believed to come from the word "cadh," which means "b......
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Craffey
The surname Craffey is of Irish origin and is derived from the Gaelic name Mac Craith, meaning "son of Craith." The name Craith is believed to be a personal name derived from the word "craobh," mea......
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Cragan
The surname Cragan is of Irish origin and is derived from the Gaelic word "creagán," meaning "little rock" or "small rocky hill." It is a topographic surname, typically given to someone who lived n......
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Cragen
The surname Cragen is of Irish origin and is derived from the Gaelic word "creagán," meaning "little rock" or "stony place." It is a topographic surname, typically given to someone who lived near a......
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Crahan
The surname Crahan is of Irish origin and is derived from the Gaelic name Ó Cráin, meaning "descendant of Crán." The name Crán itself is believed to have originated from the word "crann," which mea......
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Cralley
The surname Cralley is of Irish origin and is derived from the Gaelic name Mac Raghallaigh, meaning "son of Raghallach." The name Raghallach itself is believed to have originated from the Old Norse......
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Crann
The surname Crann is of Irish origin and is derived from the Gaelic word "crann," meaning "tree." It is believed to have originated as a topographic name for someone who lived near a prominent tree......
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Cranney
The surname Cranney is of Irish origin and is derived from the Gaelic name Ó Cráinne, meaning "descendant of Cráinne." The name Cráinne itself is believed to be derived from the word "crann," meani......
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Cranny
The surname Cranny is of Irish origin and is derived from the Gaelic word "cron," meaning "brown" or "dark." It is believed to have originated as a nickname for someone with dark or brown hair or c......
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Cravin
The surname Cravin is of Irish origin and is derived from the Gaelic name "Ó Crabháin," meaning "descendant of Crabhán." The name Crabhán is a diminutive form of the personal name Crabh, which mean......
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Creacy
The surname Creacy is of Irish origin and is derived from the Gaelic name Ó Croidheasaigh, meaning "descendant of Croidheasach." The name Croidheasach is believed to be derived from the word "croid......
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Creagh
The surname Creagh is of Irish origin and is derived from the Gaelic word "craobh," meaning "branch" or "twig." It is believed to have originated as a topographic name for someone who lived near a ......
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Crean
The surname Crean is of Irish origin and is derived from the Gaelic word "Craobhán," meaning "little branch" or "little tree." It is believed to have originated as a nickname for someone who lived ......
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Creaney
The surname Creaney is of Irish origin and is derived from the Gaelic name Ó Croidheáin, meaning "descendant of Croidheán." The name Croidheán is believed to be derived from the word "croidhe," whi......
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Creary
The surname Creary is of Irish origin and is derived from the Gaelic name "Mac Riabhaigh," meaning "son of Riabhach." The name Riabhach translates to "brindled" or "speckled," referring to someone ......
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Creaven
The surname Creaven is of Irish origin and is derived from the Gaelic name "Mac Riabháin," meaning "son of Riabhán." The name Riabhán is believed to be a diminutive form of "riabhach," which transl......
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Creeden
The surname Creeden is of Irish origin and is derived from the Gaelic name Ó Croidheagáin, meaning "descendant of Croidheagán." The name Croidheagán is a diminutive form of the Gaelic word "croidhe......
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Surnames of Irish Origin

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