Surnames of Irish Origin

4,666 surnames found of Irish origin

Mcguigan
The surname McGuigan is of Irish origin and is derived from the Gaelic name "Mac Uiginn," meaning "son of Uiginn." The name Uiginn is believed to be a variant of the Gaelic word "og," which transla......
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Mcguiggan
The surname McGuiggan is of Irish origin and is derived from the Gaelic name Mac Uiginn, meaning "son of Uiginn." The name Uiginn itself is believed to be derived from the Gaelic word "uig," meanin......
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Mcguill
The surname McGuill is of Irish origin and is derived from the Gaelic name Mac an Ghaill, meaning "son of the foreigner." It is believed to have originated as a nickname for someone of non-Irish de......
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Mcguin
The surname McGuin is of Irish origin and is derived from the Gaelic name Mac Cuinn, meaning "son of Conn." The name Conn is a personal name that originated from the Gaelic word "cenn," which means......
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Mcguiness
The surname McGuinness is of Irish origin and is derived from the Gaelic name "Mag Aonghusa," meaning "son of Aonghus." Aonghus is a Gaelic personal name derived from the elements "aon," meaning "o......
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Mcguinn
The surname McGuinn is of Irish origin and is derived from the Gaelic name Mac Cuinn, meaning "son of Conn." The name Conn is a personal name that originated from the Gaelic word "cenn," which mean......
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Mcguinnes
The surname McGuinness is of Irish origin and is derived from the Gaelic name "Mag Aonghusa," meaning "son of Aonghus." Aonghus is a Gaelic personal name derived from the elements "aon," meaning "o......
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Mcguinness
The surname McGuinness is of Irish origin and is derived from the Gaelic name "Mag Aonghusa," meaning "son of Aonghus." Aonghus is a Gaelic personal name derived from the elements "aon," meaning "o......
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Mcguire
The surname McGuire is of Irish origin and is derived from the Gaelic name "Mag Uidhir," which means "son of Odhar." The name Odhar translates to "dun-colored" or "sallow," referring to someone wit......
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Mcguirk
The surname McGuirk is of Irish origin and is derived from the Gaelic name Mac Duibhir, meaning "son of Duibhir." Duibhir is a personal name derived from the word "dubh," which means "black" or "da......
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Surnames of Irish Origin

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