Surnames of Irish Origin

4,666 surnames found of Irish origin

Lannon
The surname Lannon is of Irish origin and is derived from the Gaelic name Ó Lannáin, meaning "descendant of Lannán." The name Lannán itself is believed to be derived from the word "lann," which mea......
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Lantry
The surname Lantry is of Irish origin and is derived from the Gaelic name Ó Leathráin, meaning "descendant of Leathrán." Leathrán is a personal name derived from the word "leathar," which means "ha......
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Lappin
The surname Lappin is of Irish origin and is derived from the Gaelic word "leapach" meaning "nimble" or "agile." It is believed to have originated as a nickname for someone who was quick or spright......
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Laracy
The surname Laracy is of Irish origin and is derived from the Gaelic name Ó Lorcáin, meaning "descendant of Lorcán." Lorcán is a personal name derived from the word "lorc," which translates to "fie......
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Largey
The surname Largey is of Irish origin and is derived from the Gaelic name Ó Láragáin, meaning "descendant of Láragán." The name Láragán is believed to be a diminutive form of the Irish word "lár," ......
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Lariscey
The surname Lariscey is of Irish origin and is derived from the Gaelic name "Ó Lorcáin," meaning "descendant of Lorcán." The name Lorcán itself is derived from the word "lorc," meaning "fierce" or ......
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Larkin
The surname Larkin is of English and Irish origin. It is derived from the medieval personal name Lawrence, which itself comes from the Latin name Laurentius, meaning "man from Laurentum." The name ......
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Larney
The surname Larney is of Irish origin and is derived from the Gaelic name Ó Latharnaigh, meaning "descendant of Latharnach." Latharnach is a personal name derived from the word "lathairn," which me......
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Lattery
The surname Lattery is of Irish origin and is derived from the Gaelic name Ó Leathlobhair, meaning "descendant of Leathlobhair." Leathlobhair is a personal name composed of the elements "leath," me......
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Laughard
The surname Laughard is of Irish origin and is derived from the Gaelic name "Ó Leathlobhaird," meaning "descendant of Leathlobhaird." The name Leathlobhaird itself is composed of the elements "leat......
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Surnames of Irish Origin

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