Surnames of Irish Origin

4,666 surnames found of Irish origin

Mccrea
The surname McCrea is of Scottish and Irish origin. It is derived from the Gaelic name Mac Riada, meaning "son of Riada." Riada was a personal name that originated from the Gaelic word "riadh," whi......
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Mccreesh
The surname McCreesh is of Scottish and Irish origin. It is derived from the Gaelic name Mac Riuis, meaning "son of Riuis." The name Riuis itself is believed to be a variant of the name Ruadh, mean......
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Mccrink
The surname McCrink is of Irish origin and is derived from the Gaelic name Mac Críonach, meaning "son of Críonach." Críonach is a personal name derived from the word "críon," which means "withered"......
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Mccrohan
The surname McCrohan is of Irish origin and is derived from the Gaelic name Mac Ruadháin, meaning "son of Ruadhán." The name Ruadhán is derived from the word "ruadh," which means "red-haired" or "r......
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Mccrorey
The surname McCrorey is of Irish origin and is derived from the Gaelic name Mac Ruaidhrí, meaning "son of Ruaidhrí." Ruaidhrí is a given name that translates to "red king" in English. The name McCr......
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Mccrory
The surname McCrory is of Irish origin and is derived from the Gaelic name Mac Ruaidhrí, meaning "son of Ruaidhrí." Ruaidhrí is a given name that translates to "red king" in English. The name McCro......
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Mccrossan
The surname McCrossan is of Scottish and Irish origin. It is derived from the Gaelic name Mac an Chrosáin, meaning "son of the cross." The name likely originated as a nickname for someone who was a......
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Mccrudden
The surname McCrudden is of Irish origin and is derived from the Gaelic name Mac Ruaidhín, meaning "son of the little red one." The name likely originated as a nickname for someone with red hair or......
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Mccrystal
The surname McCrystal is of Irish origin and is derived from the Gaelic name Mac Chríostail, meaning "son of the follower of Christ." It is a patronymic surname, indicating descent from an ancestor......
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Mccudden
The surname McCudden is of Irish origin and is derived from the Gaelic name Mac Cuadáin, meaning "son of Cuadán." The name Cuadán is believed to be derived from the Old Irish word "cuad," which mea......
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Surnames of Irish Origin

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