Surnames of Irish Origin

4,666 surnames found of Irish origin

Lynskey
The surname Lynskey is of Irish origin and is derived from the Gaelic name "Ó Loinsigh," meaning "descendant of Loinsigh." The name Loinsigh is believed to be derived from the word "loinn," meaning......
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Lyons
The surname Lyons is of Irish origin and is derived from the Gaelic name "Ó Laighin," meaning "descendant of Laighean." Laighean was a personal name that referred to a person from the province of L......
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Lysaght
The surname Lysaght is of Irish origin and is derived from the Gaelic name "Ó Liosachta," meaning "descendant of Liosachta." The name Liosachta itself is believed to be derived from the word "lios,......
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Lysaught
The surname Lysaught is of Irish origin and is derived from the Gaelic name "Ó Liosachta," meaning "descendant of Liosachta." The name Liosachta itself is believed to be derived from the word "lios......
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Mac
The surname Mac is a prefix commonly found in Scottish and Irish surnames, derived from the Gaelic word "mac" meaning "son of." It indicates a patronymic lineage, signifying that the individual is ......
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Macan
The surname Macan is of Irish origin and is derived from the Gaelic word "macán," meaning "son of the hound." It is a patronymic surname, indicating that it was originally used to identify the desc......
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Macarthy
The surname Macarthy is of Irish origin and is derived from the Gaelic name Mac Carthaigh, meaning "son of Carthach." Carthach is a personal name that is believed to have originated from the word "......
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Macavoy
The surname Macavoy is of Irish origin and is derived from the Gaelic name "Mac an Mhaoir," meaning "son of the steward." It is a patronymic surname, indicating that it was originally used to ident......
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Macbride
The surname Macbride is of Scottish and Irish origin. It is derived from the Gaelic name "Mac Giolla Bhrighde," meaning "son of the devotee of Saint Brigid." The name Macbride is associated with th......
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Maccarthy
The surname Maccarthy is of Irish origin and is derived from the Gaelic name Mac Carthaigh, meaning "son of Carthach." Carthach is a personal name that is believed to have originated from the word ......
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Surnames of Irish Origin

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