Surnames of Gaelic Origin

8,379 surnames found of Gaelic origin

Oineal
The surname Oineal is of Irish origin and is derived from the Gaelic name Ó Néill, meaning "descendant of Niall." Niall is an ancient Irish personal name that translates to "champion" or "cloud." T......
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Oineil
The surname Oineil is of Irish origin and is derived from the Gaelic name Ó Néill, meaning "descendant of Niall." Niall is an ancient Irish personal name that is believed to have originated from th......
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Oke
The surname Oke is of English origin and has multiple possible meanings. It could be a variant of the surname Oak, derived from the Old English word "ac," meaning oak tree. Alternatively, it could ......
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Okeefe
The surname O'Keefe is of Irish origin and is derived from the Gaelic name Ó Caoimh, meaning "descendant of Caomh." Caomh is a personal name that translates to "gentle" or "kind." The O'Keefe clan ......
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Okeeffe
The surname O'Keeffe is of Irish origin and is derived from the Gaelic name "Ó Caoimh," meaning "descendant of Caoimh." Caoimh is a personal name that translates to "gentle" or "kind." The O'Keeffe......
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Okelley
The surname Okelley is of Irish origin and is derived from the Gaelic name Ó Ceallaigh, meaning "descendant of Ceallach." Ceallach is a personal name derived from the word "ceall," which means "chu......
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Okelly
The surname Okelly is of Irish origin and is derived from the Gaelic name Ó Ceallaigh, meaning "descendant of Ceallach." Ceallach is a personal name derived from the word "ceall," which means "chur......
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Olan
The surname Olan is of Irish origin and is derived from the Gaelic name Ó Dubhláin, meaning "descendant of Dubhlán." The name Dubhlán is composed of the elements "dubh," meaning "black" or "dark," ......
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Olaughlin
The surname Olaughlin is of Irish origin and is derived from the Gaelic name Ó Lachtnáin, meaning "descendant of Lachtnán." The personal name Lachtnán is derived from the word "lachtna," which mean......
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Oleary
The surname O'Leary is of Irish origin and is derived from the Gaelic name Ó Laoghaire, meaning "descendant of Laoghaire." Laoghaire was a personal name that originated from the Old Irish word "lae......
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Surnames of Gaelic Origin

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