Surnames of Irish Origin

4,666 surnames found of Irish origin

Dulin
The surname Dulin is of Irish origin and is derived from the Gaelic name Ó Dubhlaoin, meaning "descendant of Dubhlaoin." The personal name Dubhlaoin is composed of the elements "dubh," meaning "bla......
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Dullaghan
The surname Dullaghan is of Irish origin and is derived from the Gaelic name Ó Dubhlacháin, meaning "descendant of Dubhlachán." The name Dubhlachán is a diminutive form of the personal name Dubhlai......
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Dullea
The surname Dullea is of Irish origin and is derived from the Gaelic name Ó Dubhlaoich, meaning "descendant of Dubhlaoch." The name Dubhlaoch is composed of the elements "dubh," meaning "black," an......
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Dumphy
The surname Dumphy is of Irish origin and is derived from the Gaelic name "Ó Dúnchadha," meaning "descendant of Dúnchadh." The personal name Dúnchadh is composed of the elements "dún," meaning "for......
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Dun
The surname Dun is of Scottish and Irish origin, derived from the Gaelic word "dun" meaning "fort" or "hill." It is a toponymic surname, indicating that the original bearer lived near or on a hill ......
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Dunagan
The surname Dunagan is of Irish origin and is derived from the Gaelic name "Ó Donnagáin," meaning "descendant of Donnagán." The personal name Donnagán is a diminutive form of "Donn," which translat......
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Dunagin
The surname Dunagin is of Irish origin and is derived from the Gaelic name Ó Donnagáin, meaning "descendant of Donnagán." The personal name Donnagán is a diminutive form of the name Donn, which mea......
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Dunahee
The surname Dunahee is of Irish origin and is derived from the Gaelic name "Ó Donnchadha," meaning "descendant of Donnchadh." Donnchadh is a personal name derived from the elements "donn," meaning ......
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Dunahoo
The surname Dunahoo is of Irish origin and is derived from the Gaelic name "Ó Donnchadha," meaning "descendant of Donnchadh." Donnchadh is a personal name derived from the elements "donn," meaning ......
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Dunavan
The surname Dunavan is of Irish origin and is derived from the Gaelic name "Ó Donndubháin," meaning "descendant of Donndubhán." The name is composed of the elements "donn," meaning "brown," and "du......
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Surnames of Irish Origin

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