Surnames of Irish Origin

4,666 surnames found of Irish origin

Mahoney
The surname Mahoney is of Irish origin and is derived from the Gaelic name Ó Mathghamhna, meaning "bear." It is a patronymic surname, indicating that it was originally used to identify the descenda......
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Mahony
The surname Mahony is of Irish origin and is derived from the Gaelic name Ó Mathghamhna, meaning "bear." It is believed to have originated as a nickname for someone who possessed bear-like qualitie......
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Mahorney
The surname Mahorney is of Irish origin and is derived from the Gaelic name "Ó Mathghamhna," meaning "descendant of Mathghamhain." The name Mathghamhain is composed of the elements "math," meaning ......
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Mahuron
The surname Mahuron is of Irish origin and is derived from the Gaelic name "Mac Thiomáis," meaning "son of Thomas." The name Thomas itself is derived from the Aramaic name "Toma," meaning "twin." T......
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Mailey
The surname Mailey is of Irish origin and is derived from the Gaelic name Ó Máille, meaning "descendant of Máille." Máille is a personal name derived from the word "máel," which means "chief" or "p......
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Mainey
The surname Mainey is of Irish origin and is derived from the Gaelic name Ó Manacháin, meaning "descendant of the monk." It is believed to have originated as a nickname for someone who had a monk-l......
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Mair
The surname Mair is of Scottish and Irish origin, derived from the Gaelic personal name "Mac Máire," meaning "son of Mary." It is a patronymic surname, indicating descent from someone named Mary. T......
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Maith
The surname Maith is of Irish origin and is derived from the Gaelic word "maith," meaning "good" or "kind." It is a descriptive surname that was likely given to someone who was known for their good......
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Malady
The surname Malady is of Irish origin and is derived from the Gaelic word "mallacht," meaning "a curse" or "a malediction." It is believed to have originated as a nickname for someone who was consi......
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Malamphy
The surname Malamphy is of Irish origin and is derived from the Gaelic name Ó Maoláimhín, meaning "descendant of Maoláimhín." The personal name Maoláimhín is composed of the elements "maol," meanin......
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Surnames of Irish Origin

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