Surnames of Irish Origin

4,666 surnames found of Irish origin

Galway
The surname Galway is of Irish origin and is derived from the Gaelic name "Gaillimh," which means "stony river." It is a locational surname, indicating that the original bearer hailed from the city......
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Ganaway
The surname Ganaway is of Irish origin and is derived from the Gaelic name "Mac Conmheadha," meaning "son of Conmheadha." The name Conmheadha itself is believed to be derived from the Gaelic word "......
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Ganey
The surname Ganey is of Irish origin and is derived from the Gaelic name Ó Gáinne, meaning "descendant of Gáinne." The name Gáinne itself is believed to have originated from the word "gáinneach," w......
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Ganigan
The surname Ganigan is of Irish origin and is derived from the Gaelic name Ó Gáinneagáin, which means "descendant of Gáinneagán." The name Gáinneagán is believed to be a diminutive form of the Gael......
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Ganley
The surname Ganley is of Irish origin and is derived from the Gaelic name Ó Gáinle, which means "descendant of Gáinle." The name Gáinle itself is believed to be derived from the word "gáin," meanin......
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Ganly
The surname Ganly is of Irish origin and is derived from the Gaelic name Ó Gamhnaigh, which means "descendant of Gamhnach." Gamhnach is a personal name that is believed to have originated from the ......
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Gann
The surname Gann is of English origin and has multiple possible meanings. It could be derived from the Old English word "gān," meaning "to go," suggesting that it was originally a nickname for a tr......
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Gannon
The surname Gannon is of Irish origin and is derived from the Gaelic name "Mag Fhionnáin," meaning "son of Fionnán." The personal name Fionnán is a diminutive form of Fionn, which translates to "fa......
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Ganon
The surname Ganon is of Irish origin and is derived from the Gaelic name "Ó Gáinín," meaning "descendant of Gáinín." The name Gáinín itself is a diminutive form of the personal name Gáin, which mea......
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Garan
The surname Garan is of Irish origin and is derived from the Gaelic name Ó Gáráin, meaning "descendant of Gáráin." The name Gáráin itself is believed to be derived from the word "gár," which means ......
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Gargan
The surname Gargan is of Irish origin and is derived from the Gaelic name "Ó Gargáin," meaning "descendant of Gargán." The name Gargán itself is believed to be derived from the word "garg," which m......
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Gariety
The surname Gariety is of Irish origin and is derived from the Gaelic name Ó Gairbhith, meaning "descendant of Gairbhith." The name Gairbhith itself is believed to be derived from the Gaelic word "......
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Garity
The surname Garity is of Irish origin and is derived from the Gaelic name Ó Gairbhith, meaning "descendant of Gairbhith." The name Gairbhith itself is believed to be derived from the Gaelic word "g......
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Garr
The surname Garr is of Irish origin and is derived from the Gaelic word "gearr," meaning "short" or "small." It is a descriptive surname that was likely given to someone who was of short stature or......
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Garrahan
The surname Garrahan is of Irish origin and is derived from the Gaelic name Ó Gairbháin, meaning "descendant of Gairbhán." The name Gairbhán is composed of the elements "gairbh," meaning rough or r......
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Garrahy
The surname Garrahy is of Irish origin and is derived from the Gaelic name Ó Gadhra, meaning "descendant of Gadhra." The name Gadhra itself is believed to have originated from the word "gadhar," wh......
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Garraty
The surname Garraty is of Irish origin and is derived from the Gaelic name Ó Gairbhith, meaning "descendant of Gairbhith." The name Gairbhith is believed to be derived from the Gaelic word "garbh,"......
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Garrigan
The surname Garrigan is of Irish origin and is derived from the Gaelic name Ó Gairagáin, meaning "descendant of Gairagán." The name Gairagán is believed to be a diminutive form of the Gaelic word "......
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Garrity
The surname Garrity is of Irish origin and is derived from the Gaelic name Ó Gairbhithe, meaning "descendant of Gairbhíth." The name Gairbhíth is composed of the elements "gair" meaning "rough" or ......
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Garron
The surname Garron is of Irish origin and is derived from the Gaelic name Ó Gárráin, meaning "descendant of Gárrán." The name Gárrán itself is believed to be derived from the word "garr" which mean......
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Surnames of Irish Origin

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