Surnames of Irish Origin

4,666 surnames found of Irish origin

Twohy
The surname Twohy is of Irish origin and is derived from the Gaelic name Ó Tuathaigh, which means "descendant of Tuathach." Tuathach is a personal name derived from the word "tuath," meaning "peopl......
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Twomey
The surname Twomey is of Irish origin and is derived from the Gaelic name Ó Tuama, meaning "descendant of Tuaim," which translates to "a mound" or "a hill." The name likely originated from a place ......
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Tymon
The surname Tymon is of Irish origin and is derived from the Gaelic name "Mac Tíomáin," meaning "son of Tíomán." Tíomán is a personal name derived from the word "tíoman," which means "to lead" or "......
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Tynan
The surname Tynan is of Irish origin and is derived from the Gaelic name "Ó Teimhneáin," meaning "descendant of Teimhneán." Teimhneán is a personal name derived from the word "teimhne," which trans......
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Tynon
The surname Tynon is of Irish origin and is derived from the Gaelic name "Ó Teimhneáin," meaning "descendant of Teimhneán." The name Teimhneán is believed to be derived from the word "teimhne," whi......
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Tyrone
The surname Tyrone is of Irish origin and is derived from the Gaelic name "Tír Eoghain," meaning "land of Eoghan." It is a territorial surname associated with County Tyrone in Northern Ireland. The......
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Uniacke
The surname Uniacke is of Irish origin and is derived from the Gaelic name "Ó hUanacháin," meaning "descendant of Uanachán." The name Uanachán is believed to be a diminutive form of "uan," which tr......
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Urell
The surname Urell is of Irish origin and is derived from the Gaelic name Ó Dubhghaill, which means "descendant of Dubhghall." Dubhghall is a combination of the words "dubh," meaning "black," and "g......
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Ussher
The surname Ussher is of English and Irish origin. It is derived from the Old English personal name "Usher" or "Ussher," which means "doorkeeper" or "usher." The name was originally given to someon......
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Vahey
The surname Vahey is of Irish origin and is derived from the Gaelic name Ó Fathaigh, meaning "descendant of Fathach." The name Fathach itself translates to "giant" or "giant-like." The surname Vahe......
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Surnames of Irish Origin

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