Surnames of Gaelic Origin

8,379 surnames found of Gaelic origin

Oferrell
The surname O'Ferrell is of Irish origin and is derived from the Gaelic name "Ó Fearghail," meaning "man of valor" or "man of courage." The prefix "Ó" indicates "descendant of," while "Fearghail" i......
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Oflaherty
The surname O'Flaherty is of Irish origin and is derived from the Gaelic name Ó Flaithbheartaigh, meaning "descendant of Flaithbheartach." The name Flaithbheartach itself is composed of the element......
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Oflanagan
The surname O'Flanagan is of Irish origin and is derived from the Gaelic name Ó Flannagáin, meaning "descendant of Flannagán." Flannagán is a personal name derived from the Gaelic word "flann," whi......
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Oflynn
The surname O'Flynn is of Irish origin and is derived from the Gaelic name Ó Floinn, meaning "descendant of Flann." Flann is an ancient Irish personal name that translates to "red" or "ruddy." The ......
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Ogan
The surname Ogan is of Scottish origin and is derived from the Gaelic name "Ogán," meaning "young warrior" or "young champion." It is a patronymic surname, indicating that it was originally used to......
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Ogans
The surname Ogans is of Scottish origin and is derived from the Gaelic name "Ogán," meaning "young warrior" or "young champion." It is a patronymic surname, indicating that it was originally used t......
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Ogara
The surname Ogara is of Irish origin and is derived from the Gaelic word "Ó Gadhra," meaning "descendant of Gadhar." Gadhar is an old personal name that translates to "hound" or "dog." The surname ......
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Ogeen
The surname Ogeen is of Irish origin and is derived from the Gaelic name Ó Géibheannaigh, which means "descendant of Géibheannach." The name Géibheannach is believed to be derived from the word "gé......
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Ogg
The surname Ogg is of Scottish origin and is derived from the Gaelic name "Og," meaning "young" or "junior." It is a patronymic surname, indicating that it was originally used to identify the desce......
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Ogilbee
The surname Ogilbee is of Scottish origin and is derived from the place name "Ogilvie" in Angus, Scotland. It is believed to have originated from the Gaelic name "Oighealbhaidh," meaning "young hel......
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Surnames of Gaelic Origin

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