Surnames of Irish Origin

4,666 surnames found of Irish origin

Cronick
The surname Cronick is of Irish origin and is derived from the Gaelic name "Mac Conraoi," meaning "son of Conraoi." The name Conraoi itself is believed to be a variant of the name Conroy, which is ......
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Cronin
The surname Cronin is of Irish origin and is derived from the Gaelic word "cron," meaning "brown" or "dark." It is a descriptive surname that was likely used to denote someone with dark hair or com......
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Cronley
The surname Cronley is of Irish origin and is derived from the Gaelic name "Ó Cróinín," meaning "descendant of Cróinín." The name Cróinín is believed to be a diminutive form of the word "crón," whi......
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Cronn
The surname Cronn is of Irish origin and is derived from the Gaelic name "Ó Cróinín," meaning "descendant of Cróinín." The name Cróinín is believed to be a diminutive form of the Gaelic word "crón,......
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Cronnon
The surname Cronnon is of Irish origin and is derived from the Gaelic name "Ó Cróinín," meaning "descendant of Cróinín." The name Cróinín is believed to be a diminutive form of the Gaelic word "cró......
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Cronon
The surname Cronon is of Irish origin and is derived from the Gaelic name "Ó Cróinín," meaning "descendant of Cróinín." The personal name Cróinín is believed to have originated from the word "crón,......
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Crory
The surname Crory is of Irish origin and is derived from the Gaelic name "Mac Ruaidhrí," meaning "son of Ruaidhrí." Ruaidhrí is a personal name derived from the elements "ruadh," meaning "red," and......
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Crossan
The surname Crossan is of Irish origin and is derived from the Gaelic name Mac an Chrosáin, meaning "son of the cross." It is a patronymic surname, indicating that it was originally used to identif......
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Crossey
The surname Crossey is of Irish origin and is derived from the Gaelic name "Mac an Chrosáin," meaning "son of the cross." It is believed to have originated as a nickname for someone who carried a c......
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Crosson
The surname Crosson is of Irish origin and is derived from the Gaelic name Mac an Chrosáin, meaning "son of the cross." It is believed to have originated as a nickname for someone who carried a cro......
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Crotty
The surname Crotty is of Irish origin and is derived from the Gaelic name Ó Crotaigh, meaning "descendant of Crotaigh." The name Crotaigh is believed to be derived from the word "crotach," which me......
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Crough
The surname Crough is of Irish origin and is derived from the Gaelic word "cruach," meaning "stack" or "mound." It is believed to have originated as a topographic name for someone who lived near a ......
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Crowley
The surname Crowley is of Irish origin and is derived from the Gaelic name Ó Cruadhlaoich, meaning "descendant of Cruadhlaoch." The name Cruadhlaoch itself is composed of the elements "cruadh," mea......
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Crozier
The surname Crozier is of Scottish and Irish origin, derived from the Gaelic word "crosaire," meaning "bearer of the cross." It is an occupational surname that was originally given to someone who c......
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Crudden
The surname Crudden is of Irish origin and is derived from the Gaelic name "Ó Cróidín," meaning "descendant of Cróidín." The name Cróidín is a diminutive form of "cróidhe," which translates to "hea......
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Cruice
The surname Cruice is of Irish origin and is derived from the Gaelic name "Mac Ruis" or "Mac Ruaidh," meaning "son of Ruis" or "son of Ruaidh." The name Ruis or Ruaidh is believed to have been a pe......
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Cruise
The surname Cruise is of English and Irish origin. It is derived from the Old French word "crois" or "croiz," meaning "cross." The name likely originated as a nickname for someone who had made a pi......
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Cruit
The surname Cruit is of Irish origin and is derived from the Gaelic word "cruit," meaning "harp." It is believed to have originated as a nickname for someone who played the harp or had a connection......
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Crumlish
The surname Crumlish is of Irish origin and is derived from the Gaelic name "Cromghlas," which means "crooked stream." It is a locational surname, indicating that the original bearers of the name w......
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Crummey
The surname Crummey is of Irish origin and is derived from the Gaelic name "Ó Cromtha," meaning "descendant of Cromtha." The name Cromtha is believed to be a personal name derived from the word "cr......
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Surnames of Irish Origin

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