Surnames of Irish Origin

4,666 surnames found of Irish origin

Cahalan
The surname Cahalan is of Irish origin and is derived from the Gaelic name Ó Cathaláin, meaning "descendant of Cathalán." The name Cathalán is a diminutive form of the personal name Cathal, which m......
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Cahalane
The surname Cahalane is of Irish origin and is derived from the Gaelic name Ó Cathaláin, meaning "descendant of Cathalán." The personal name Cathalán is a diminutive form of Cathal, which means "ba......
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Cahalin
The surname Cahalin is of Irish origin and is derived from the Gaelic name Ó Cathaláin, meaning "descendant of Cathalán." The name Cathalán is a diminutive form of the personal name Cathal, which m......
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Cahall
The surname Cahall is of Irish origin and is derived from the Gaelic name "Mac Cathail," meaning "son of Cathal." The name Cathal itself is composed of the elements "cath," meaning "battle," and "g......
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Cahan
The surname Cahan is of Irish origin and is derived from the Gaelic name Ó Catháin, meaning "descendant of Cathán." The name Cathán is believed to be derived from the word "cath," meaning "battle."......
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Cahanin
The surname Cahanin is of Irish origin and is derived from the Gaelic name Ó Catháin, meaning "descendant of Cathán." The name Cathán is believed to be derived from the word "cath," meaning "battle......
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Cahee
The surname Cahee is of Irish origin and is derived from the Gaelic name "Mac Cathaigh," meaning "son of Cathach." The name Cathach itself is a personal name derived from the word "cath," meaning "......
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Cahill
The surname Cahill is of Irish origin and is derived from the Gaelic name Ó Cathail, meaning "descendant of Cathal." The name Cathal itself is composed of the elements "cath," meaning "battle," and......
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Cahillane
The surname Cahillane is of Irish origin and is derived from the Gaelic name Ó Cathaláin, meaning "descendant of Cathalán." The name Cathalán is a diminutive form of the personal name Cathal, which......
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Cahir
The surname Cahir is of Irish origin and is derived from the Gaelic word "Cathair," meaning "fortress" or "stone fort." It is a locational surname, typically associated with the town of Cahir in Co......
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Surnames of Irish Origin

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