Surnames of Irish Origin

4,666 surnames found of Irish origin

Keegan
The surname Keegan is of Irish origin and is derived from the Gaelic name Mac Aodhagáin, meaning "son of Aodhagán." Aodhagán is a diminutive form of Aodh, which means "fire" or "fiery." The name Ke......
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Keehan
The surname Keehan is of Irish origin and is derived from the Gaelic name "Ó Cianáin," meaning "descendant of Cianán." Cianán is a diminutive form of the name Cian, which means "ancient" or "enduri......
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Keelan
The surname Keelan is of Irish origin and is derived from the Gaelic name "Ó Caoláin," meaning "descendant of Caolán." Caolán is a personal name derived from the word "caol," which translates to "s......
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Keeland
The surname Keeland is of Irish origin and is derived from the Gaelic name Ó Caoláin, meaning "descendant of Caolán." The name Caolán is derived from the word "caol," which means "slender" or "narr......
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Keelean
The surname Keelean is of Irish origin and is derived from the Gaelic name Mac Caoláin, meaning "son of Caolán." Caolán is a personal name derived from the word "caol," which translates to "slender......
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Keelen
The surname Keelen is of Irish origin and is derived from the Gaelic name Ó Caoláin, meaning "descendant of Caolán." Caolán is a personal name derived from the word "caol," which translates to "sle......
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Keeley
The surname Keeley is of Irish origin and is derived from the Gaelic name "Ó Cadhla," meaning "descendant of Cadhla." The name Cadhla itself translates to "beautiful" or "graceful." The surname Kee......
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Keelin
The surname Keelin is of Irish origin and is derived from the Gaelic name "Caoilfhionn," which means "slender and fair." It is a patronymic surname, indicating that it was originally used to identi......
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Keelor
The surname Keelor is of Irish origin and is derived from the Gaelic name Mac Giolla Fhionntóg, meaning "son of the servant of St. Fionntóg." The name Fionntóg is a diminutive form of Fionn, which ......
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Keelty
The surname Keelty is of Irish origin and is derived from the Gaelic name Ó Caoilte, meaning "descendant of Caoilte." Caoilte is a personal name derived from the word "caoil," which translates to "......
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Surnames of Irish Origin

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