Surnames of Irish Origin

4,666 surnames found of Irish origin

Tuomey
The surname Tuomey is of Irish origin and is derived from the Gaelic name Ó Tuama, meaning "descendant of Tuama." The name Tuama itself is believed to have originated from the word "tuaim," which m......
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Turbitt
The surname Turbitt is of Irish origin and is derived from the Gaelic name "O'Tarbháin," meaning "descendant of Tarbhán." The name Tarbhán itself is derived from the word "tarbh," which means "bull......
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Turkington
The surname Turkington is of Irish origin and is derived from the Gaelic name "Ó Torcáin," meaning "descendant of Torcán." The personal name Torcán is derived from the word "torc," which means "boa......
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Turley
The surname Turley is of Irish origin and is derived from the Gaelic name Ó Tuairle, meaning "descendant of Tuairle." The name Tuairle itself is believed to have originated from the word "tuairim,"......
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Tuskey
The surname Tuskey is of Irish origin and is derived from the Gaelic name "O'Tuathasaigh," which means "descendant of Tuathasach." The name Tuathasach is believed to be a personal name derived from......
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Tutty
The surname Tutty is of Irish origin and is derived from the Gaelic name "Ó Tuite," meaning "descendant of Tuite." The name Tuite itself is believed to come from the Old Norse personal name "Þórir,......
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Twinam
The surname Twinam is of Irish origin and is derived from the Gaelic name Mac Thoinnín, meaning "son of Thoinnín." Thoinnín is a diminutive form of the Irish name Toinnín, which means "little wave"......
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Twohey
The surname Twohey is of Irish origin and is derived from the Gaelic name "Tuathaigh," which means "belonging to a tribe or people." It is a patronymic surname, indicating that it was originally us......
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Twohig
The surname Twohig is of Irish origin and is derived from the Gaelic name Ó Tuathail, meaning "descendant of Tuathal." Tuathal is an ancient Irish personal name derived from the elements "tuath," m......
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Twohill
The surname Twohill is of Irish origin and is derived from the Gaelic name "Ó Tuathail," meaning "descendant of Tuathal." The name Tuathal itself is composed of the elements "tuath," meaning "peopl......
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Surnames of Irish Origin

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