Rory Gallagher Place

A list of Irish surnames beginning with the letters E and G


Variant: Keegan, MacEgan

In Irish: Ó Aodhagáin

Found in: Tipperary, Kilkenny, Offaly

Origin: Gaelic

Means “son of Aodh or Hugh”


Variant: O’Hagan, Fegan, O’Hogan

In Irish: Ó Faodhagain

Found in: Dublin, Kerry

Origin: Gaelic

Means “little Hugh”.


Variant: Fahey, Faghy, Green

In Irish: Ó Fathaigh

Found in: Widespread, Galway, Tipperary

Origin: Gaelic

Means “field green”


Variant: Falloon

In Irish: Ó Fallamhain

Found in: Cork, Donegal, Galway, Kerry, Wexford

Origin: Gaelic

Means “ruler”


Variant: More O’Ferrall. More, O’Ferrall

Origin: Gaelic

From fear ghal meaning “brave man”


Variant: Desmond, Gerald

In Irish: Mac Gearailt

Origin: Norman

fitz means “son”. The Earls of Desmond were FitzGeralds. The family originated in Italy, near Florence.


Variant: Kilpatrick, MacGillapatrick

In Irish: MacGiolla Padraig

Found in: Widespread, Laois

Origin: Gaelic

Means “servant of St. Patrick”, and unlike other ‘Fitz’ surnames is Irish, not Norman.


Variant: O’Flannagan

In Irish: Ó Flannagain,

Found in: Fermanagh, Offaly, Roscommon.

Origin: Gaelic

Means “red”.


Variant: O’Flynn, Flinn, O’Loinn, O’Lynn

In Irish: Ó Floinn

Found in: Antrim, Cork, Roscommon.

Origin: Gaelic

Means “red or ruddy”, same derivation as Flanaghan.


In Irish: Ó Fogartaigh

Found in: Tipperary

Origin: Gaelic

Means “exiled or banished”.


In Irish: Ó Foghladha

Found in: Munster, Waterford.

Origin: Gaelic

Means “plunderer”.


In Irish: Ó Frighil

Found in: Donegal, Ulster

Origin: Gaelic

From fear ghal meaning “brave man”, same derivation as Farrell


Variant: Caulfield

In Irish: Ó Gamhna

Found in: Coonaught

Origin: Gaelic

Means “calf”.


In Irish: Ó Gallchobhair.

Found in: Donegal

Origin: Gaelic

Means “foreign help”

Galvin, Gallivan

Origin: Gaelic

Ó Gealbháin, “bright white”. Kerry, Roscommon.


Origin: Gaelic

O Gairbith or Mac Gairbhith, “rough peace”. Armagh, Donegal, Down, Kilkenny.


Variant: Garrity, Gerity, Gerritty & many similar.

In Irish: Ó Oireachtaigh

Found in: Galway, Roscommon

Origin: Gaelic

Means “court or assembly”


Variant: Gildea

In Irish: Mac Giolla Dhé

Found in: Clare

Origin: Gaelic

Means “the son of the follower of God.”

Griffin (1)

In Irish: Ó Gríobhtha, Ó Gríofa

Found in: Kerry, Clare

Origin: Gaelic

Gaelic version is derived from a nickname which meant “Brave Warrior”. Most Clare Griffons descend from Angus, Son of Dal a 4th century chieftain.

Griffin (2)

Variant: Griffith, Griffiths, Griffis

In Irish: Ó Gríobhtha, Ó Gríofa

Found in: Widespread but not common

Origin: Norman

Welsh-Norman planters who changed their name to Griffin after arriving in Ireland


Variant: McGennis, MacGinnis, Magennis, McGuiness, MacGuinness, MacInnis

In Irish: MacAonghusa

Found in: Widespread

Origin: Gaelic

Means “son of Aonghus” a 5th century. chief of Dal Araidhe.

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  1. Hi,

    Here is some info on the Irish surname Ray,in case it is not already mentioned.


    Gaelic = Ó Riabhaigh

    Meaning = descendant of the Riabhach.The Gaelic word “riabhach” means striped,streaked,grey or brindled.

    Is Mise le meas,

    Séasán Ó Riabhaigh
    (Jason Ray)

  2. FEE

    Fee numerous: Ulster, particulary Tyrone. Also in Louth, Longford, Leitrim. Ir. Ó Fiaich, from fiach, a raven – but a common personal name. An erenagh family of Fermanagh. The name occurs as Foy and even Hunt by mistranslation.

    MacFee rare: Down etc. Ir. Mac Dhuibhshíth. See Mahaffy.

    MacPhee Very rare: Belfast. Ir. Mac Dhuibhshíth, “dark man of peace” or, perhaps, “dark fairy”. A Scots clan of Colonsay, some of whom settled in Antrim 16 cent. See also Mahaffy. SGG.

    O’Fee rare: Ulster. Ir. Ó Fiaich, perhaps from first name Fiach, raven.

  3. The surname Ó Oireachtaigh, is always found as MagOireachtaigh which means  “of the assembly or committie. I have never came across the O’ version in old manuscripts? The Mag is just Mac ‘son of’ but because of Mac  in the Irish language preceeding a vowel the C becomes a G.

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