Irish Surnames

Irish names are used on the island of Ireland as well as elsewhere in the Western World as a result of the Irish diaspora. See also about Irish names.
Filter Results       more options...
AHEARNIrish
Anglicized form of Ó HEACHTHIGHEARNA.
AHEARNEIrish
Anglicized form of Ó HEACHTHIGHEARNA.
ANGUSIrish, Scottish
From the given name AONGHUS.
BEIRNEIrish
Variant of O'BYRNE.
BERNEIrish
Variant of O'BYRNE.
BOYLEIrish
From Irish Ó Baoighill meaning "descendant of Baoigheall". The meaning of the given name Baoigheall is uncertain, but it is thought to be connected to Irish geall meaning "pledge".
BRADENIrish
Anglicized form of Irish Ó Bradáin meaning "descendant of BRADÁN".
BRADYIrish
Anglicized form of the Irish name Ó Brádaigh meaning "descendant of BRÁDACH".
BRANNONIrish
From Irish Mac Branain meaning "son of BRAN (1)".
BREENIrish
Anglicized form of Irish Ó Braoin meaning "descendant of Braon", a byname meaning "rain, moisture, drop".
BRENNANIrish
From Irish Ó Braonáin which means "descendant of Braonán", a byname meaning "rain, moisture, drop" (with a diminutive suffix).
BROGANIrish
Occupational name derived from Irish bróg meaning "shoe".
BUCKLEY (2)Irish
From Irish Ó Buachalla meaning "descendant of Buachaill", a nickname meaning "cowherd, servant".
BURKEEnglish, Irish
Derived from Middle English burgh meaning "fortress, fortification, castle". It was brought to Ireland in the 12th century by the Norman invader William FitzAdelm de Burgo.
BUTLEREnglish, Irish
Occupational name derived from Norman French butiller "wine steward", ultimately from Late Latin butticula "bottle". A famous bearer of this surname is the fictional character Rhett Butler, created by Margaret Mitchell for her novel 'Gone with the Wind' (1936).
BYRNEIrish
Variant of O'BYRNE.
BYRNESIrish
Variant of O'BYRNE.
CALLAGHANIrish
Anglicized form of Irish Ó Ceallacháin meaning "descendant of CEALLACHÁN".
CAOMHÁNACHIrish
Irish Gaelic form of KAVANAGH.
CAREYIrish
Anglicized form of Irish Ó Ciardha meaning "descendant of CIARDHA".
CARMODYIrish
Anglicized form of Irish Ó Cearmada which means "descendant of Cearmaid", a Gaelic given name.
CARRANIrish
Variant of CURRAN.
CARROLLIrish
From the given name CEARBHALL. A famous bearer was Lewis Carroll (1832-1898), whose real name was Charles Lutwidge Dodgson, the author of 'Alice's Adventures in Wonderland'.
CARYIrish
Variant of CAREY.
CASEYIrish
Anglicized form of Irish Ó Cathasaigh meaning "descendant of CATHASACH".
CASSIDYIrish
From Irish Ó Caiside meaning "descendant of Caiside". Caiside is a given name meaning "curly haired".
CAVANIrish
Anglicized form of the Irish Ó Caoimháin meaning "descendant of CAOMHÁN".
CAVEYIrish
Possibly an Anglicized form of MAC DAIBHÉID.
CLEARYIrish
From Irish cléireach meaning "clerk" (see CLARK).
CLERYIrish
Variant of CLEARY.
CODYIrish
Anglicized form of Irish Ó Cuidighthigh meaning "descendant of CUIDIGHTHEACH". A famous bearer was the American frontiersman and showman Buffalo Bill Cody (1846-1917).
COGHLANIrish
Anglicized form of Ó COCHLÁIN.
COLEMANIrish, English
From the given name COLMÁN.
COLLINS (1)Irish
Anglicized form of Ó COILEÁIN. A famous bearer was Michael Collins, an Irish nationalist leader who was assassinated in 1922.
CONNELLIrish
Anglicized form of Irish Ó Conaill meaning "descendant of CONALL".
CONNOLLYIrish
Anglicized form of Irish Ó Conghalaigh, which means "descendant of Conghalach". Conghalach is a nickname meaning "valiant".
COONEYIrish
From Irish Ó Cuana meaning "descendant of Cuana". Cuana probably means "handsome, elegant". The Cooney sept originated in County Tyrone.
CORCORANIrish
From Irish Ó Corcráin meaning "descendant of Corcrán", a given name derived from the Gaelic word corcair "purple".
COUGHLANIrish
Anglicized form of Ó COCHLÁIN.
COUGHLINIrish
Anglicized form of Ó COCHLÁIN.
CUMMINSEnglish, Scottish, Irish
From an Old Breton given name, a cognate of CUIMÍN, introduced to Britain at the time of the Norman Conquest.
CURRANIrish
Anglicized form of Irish Ó Corraidhín meaning "descendant of CORRAIDHÍN".
DALEYIrish
Variant of DALY.
DALYIrish
Anglicized form of Irish Ó Dálaigh meaning "descendant of DÁLACH".
DEASMHUMHAINIrish
Irish Gaelic form of DESMOND.
DEASÚNIrish
Irish variant of DESMOND.
DELANEY (2)Irish
Anglicized form of Irish Ó Dubhshláine meaning "descendant of DUBHSHLÁINE".
DEMPSEYIrish
Anglicized form of Irish Ó Díomasaigh meaning "descendant of Díomasach", a given name meaning "proud".
DESMONDIrish
Anglicized form of Gaelic Deasmhumhain meaning "South Munster", originally indicating a person who came from that region in Ireland.
DEVIN (1)Irish
Anglicized form of the Gaelic surnames Ó DAMHÁIN or Ó DUBHÁIN.
DEVLINIrish
Anglicized form of the Irish Ó Doibhilin meaning "descendant of Doibhilin", a given name which may be derived from the Gaelic term dobhail meaning "unlucky".
DOHERTYIrish
From the Irish Ó Dochartaigh meaning "descendant of Dochartach". The byname Dochartach means "obstructive".
DOLANIrish
From the Irish Ó Dubhshláin meaning "descendant of DUBHSHLÁINE".
DONNEScottish, Irish
From Gaelic donn meaning "brown", a nickname for a person with brown hair.
DONNELLYIrish
From Irish Ó Donnghaile meaning "descendant of Donnghal". The given name Donnghal means "brown valour", from donn "brown" and gal "valour". This surname is associated with the descendants of Niall of the Nine Hostages.
DONOGHUEIrish
From Irish Ó Donnchadha meaning "descendant of DONNCHADH".
DONOVANIrish
Anglicized form of the Irish name Ó Donndubháin meaning "descendant of DONNDUBHÁN".
DORANIrish
From Irish Ó Deoráin meaning "descendant of Deoradhán", where Deoradhán is a given name meaning "exile, wanderer".
DOYLEIrish
From the Irish Ó Dubhghaill, which means "descendant of DUBHGHALL". A famous bearer was Sir Arthur Conan Doyle (1859-1930), the author of the Sherlock Holmes mystery stories.
DRISCOLLIrish
From Irish Ó hEidirsceóil meaning "descendant of the messenger".
DUANEIrish
Anglicized form of the Gaelic Ó DUBHÁIN.
DUFFY (1)Irish
Derived from Irish Ó Dubhthaigh meaning "descendant of DUBHTHACH". Their original homeland was Monaghan where the surname is still the most common; they are also from Donegal and Roscommon.
DUNNEnglish, Scottish, Irish
Derived from Old English dunn "dark" or Gaelic donn "brown", referring to hair colour or complexion.
DURNINIrish
From Irish Ó Doirnáin meaning "descendant of Doirnín", a given name meaning "little fist".
FANNONIrish
From the Irish Ó Fionnáin which meant "descendant of FIONN".
FARRELLIrish
Anglicized form of Irish Ó Fearghail meaning "descendant of FEARGHAL".
FERGUSONIrish, Scottish
Means "son of FERGUS".
FINNIrish
Derived from the given name FIONN.
FINNEGANIrish
Anglicized form of Irish Ó Fionnagáin meaning "descendant of Fionnagán". The given name Fionnagán is a diminutive of FIONN.
FINNINIrish
Diminutive form of FINN.
FITZGERALDIrish
Means "son of GERALD" in Anglo-Norman French. It was brought to Ireland with William the Conqueror.
FITZPATRICKIrish
Means "son of PATRICK" in Anglo-Norman French.
FITZSIMMONSIrish
Means "son of SIMON (1)" in Anglo-Norman French.
FLANAGANIrish
From Irish Ó Flannagáin meaning "descendant of Flannagán". Flannagán is a given name meaning "red". From County Roscommon in Ireland, it has many other spellings.
FLYNNIrish
Anglicized form of Irish Ó Floinn meaning "descendant of FLANN".
FOLEYIrish
From Irish Ó Foghladha meaning "descendant of Foghlaidh". The byname Foghlaidh meant "pirate, marauder, plunderer".
FRIELIrish
From the Irish Ó Frighil meaning "descendant of FEARGHAL".
FYLANIrish
Variant of WHELAN.
GALLAGHERIrish
Anglicized form of the Irish Ó Gallchobhair meaning "descendant of GALLCHOBHAR".
GORMAN (2)Irish
From the Irish Ó Gormáin meaning "descendant of Gormán". The given name Gormán means "little blue one".
GUINNESSIrish
Variant of MCGUINNESS. The name is well known because of the Guinness brand of ale, established in 1759 by Arthur Guinness.
HALLORANIrish
From Irish Ó hAllmhuráin meaning "descendant of Allmhurán". The given name Allmhurán means "stranger from across the sea".
HAYES (2)Irish
Anglicized form of Irish Ó hAodha meaning "descendant of AODH".
HEARNIrish
Anglicized form of Ó HEACHTHIGHEARNA.
HEFFERNANIrish
From Irish Ó hIfearnáin meaning "descendant of Ifearnán". The byname Ifearnán means "little demon".
HENNESSYIrish
Anglicized form of Irish Ó hAonghuis meaning "descendant of AONGHUS".
HICKEYIrish
Anglicized form of Irish Ó hÍcidhe meaning "descendant of the healer".
HIGGINSIrish
From Irish Ó hUiginn which means "descendant of Uiginn". Uiginn is a byname meaning "Viking".
HINESIrish
Anglicized form of Irish Ó hEidhin meaning "descendant of Eidhin", a given name or byname of unknown origin.
HOGANIrish
From Irish Ó hÓgáin meaning "descendant of Ógán". The given name Ógán is a diminutive of óg meaning "young".
HUGHES (2)Scottish, Irish
Anglicized form of MAC AODHA.
HYNESIrish
Variant of HINES.
IVERSEnglish, Irish
Patronymic derived from the given name IVOR.
KAVANAGHIrish
Derived from the Irish Gaelic name Caomhánach, which means "a student of saint CAOMHÁN". It was the name used by a 12th-century king of Leinster, Domhnall Caomhánach, the eldest son of the historic Irish king Diarmait Mac Murchada.
KEARNEYIrish
From the Irish name Ó Ceithearnaigh meaning "descendant of Ceithearnach", a given name meaning "warrior".
KEEFEIrish
Anglicized form of the Irish Ó Caoimh meaning "descendant of CAOMH".
KEEGANIrish
From Irish Mac Aodhagáin meaning "descendant of Aodhagán". The given name Aodhagán is a double diminutive of AODH.
KELLY (1)Irish
Anglicized form of Irish Ó Ceallaigh meaning "descendant of CEALLACH".
KENNEDYIrish
From the Irish name Ó Cinnéidigh meaning "descendant of CENNÉTIG". This surname was borne by assassinated American president John F. Kennedy (1917-1963).
KILDUFFIrish
From the Irish Mac Giolla Dhuibh meaning "son of the black-haired man".
KILLOUGHIrish
Indicated a person who was from Killough (County Down, Northern Ireland) or Killough (Wicklow, Ireland). The place name Killough means "church on the lake", derived from the Irish cill "church" and locha "lake".
LANE (3)Irish
From Irish Ó Luain meaning "descendant of Luan", a given name meaning "warrior".
LANNONIrish
Variant of LENNON.
LEARYIrish
Variant of O'LEARY.
LENNONIrish
Anglicized form of the Irish name Ó Leannáin, which means "descendant of Leannán". The given name Leannán means "lover". The name was borne by the musician John Lennon (1940-1980).
LYNCHIrish
From Irish Ó Loingsigh meaning "descendant of Loingseach", a given name meaning "mariner".
MAC AN BHAIRDIrish
Irish Gaelic form of WARD (2).
MAC AODHAScottish, Irish
Means "son of AODH" in Gaelic.
MAC AODHAGÁINIrish
Irish Gaelic form of KEEGAN.
MAC BRANAINIrish
Irish Gaelic form of BRANNON.
MAC CÁBAIrish, Scottish
Irish Gaelic form of MCCABE.
MACCAILÍNIrish, Scottish
Means "son of CAILEAN" in Gaelic.
MACCARRICKIrish
Means "son of Cúcharraige" in Irish. The given name Cúcharraige is composed of "hound" and carraig "rock".
MACCARTHYIrish
Means "son of CÁRTHACH" in Irish.
MAC CLÉIRICHIrish
Means "son of the clerk".
MACCLERYIrish
Anglicized form of MAC CLÉIRICH.
MAC CNÁIMHÍNIrish
Means "son of Cnámh". The Irish given name Cnámh means "bone".
MAC CONMARAIrish
Gaelic form of MCNAMARA.
MACCOUGHLANIrish
Means "son of Cochlán". The given name Cochlán is derived from Irish cochal "cape" or "hood".
MAC DAIBHÉIDIrish
Irish Gaelic form of MCDEVITT.
MAC DHUIBHINSEIrish
Irish Gaelic form of VINCENT (2).
MAC DIARMADAIrish
Irish Gaelic form of MCDERMOTT.
MAC DUIBHSHÍTHEScottish, Irish
Means "son of Duibhshíth" in Gaelic. The given name Duibhshíth means "black peace".
MAC EOGHAINIrish, Scottish
meaning "son of EOGHAN" in Gaelic.
MAC GHABHANNIrish
Means "son of the smith" in Irish.
MAC GIOLLA BHRIGHDEIrish
Means "son of the servant of BRIGHID" in Irish.
MAC GIOLLA DHUIBHIrish
Irish Gaelic form of KILDUFF.
MAC GIOLLA EOINIrish
Irish Gaelic form of MCLAIN.
MACGOWANIrish
Anglicized form of MAC GHABHANN.
MACKAYScottish, Irish
Anglicized form of MAC AODHA.
MAC MAGHNUISIrish
Irish Gaelic form of MCMANUS.
MAC MATHGHAMHNAIrish
Irish Gaelic form of MCMAHON.
MAC NAOIMHÍNIrish, Scottish
Means "son of NAOMHÁN" In Gaelic.
MAC NEACHTAINIrish, Scottish
Means "son of NECHTAN" in Gaelic.
MACNEVINIrish
Anglicized form of MAC NAOIMHÍN.
MAC NIADHIrish
Means "son of Niadh" in Irish. The given name Niadh means "champion".
MACQUEENIrish, Scottish
Anglicized form of MACSHUIBHNE.
MACSHUIBHNEIrish, Scottish
Means "son of SUIBHNE" in Gaelic.
MAC UILEAGÓIDIrish
Irish Gaelic form of MCELLIGOTT.
MADDENIrish
Anglicized form of Ó MADAIDHÍN.
MADIGANIrish
Anglicized form of Ó MADAIDHÍN.
MAG AONGHUISIrish
Irish Gaelic form of MCGUINNESS.
MAGEEScottish, Irish
Anglicized form of MAC AODHA.
MAGORIANIrish
Possibly a variant of MCGOWAN or MCGOVERN.
MAG SHAMHRADHÁINIrish
Irish Gaelic form of MCGOVERN.
MAG UIDHIRIrish
Irish Gaelic form of MCGUIRE.
MAHONEYIrish
Anglicized form of the Irish Ó Mathghamhna meaning "descendant of MATHGHAMHAIN".
MALLEYIrish
Anglicized form of Ó MÁILLE.
MALLONIrish
Variant of MALONE.
MALLOYEIrish
Variant of MOLLOY.
MALONEIrish
Anglicized form of Irish Ó Maoil Eoin which means "descendant of a disciple of Saint JOHN".
MARKEYIrish
From the Irish Ó Marcaigh meaning "descendant of Marcach", a given name meaning "horse rider".
MCADAMSScottish, Irish
Means "son of ADAM" in Gaelic.
MCALISTERScottish, Irish
From Gaelic Mac Alastair meaning "son of ALISTAIR".
MCCABEIrish, Scottish
Means "son of Cába", where Cába is a given name meaning "cape".
MCCAIGIrish, Scottish
Anglicized form of Gaelic Mac Thaidhg meaning "son of TADHG".
MCCLEARYIrish
Anglicized form of MAC CLÉIRICH.
MCCLELLANDIrish, Scottish
From Gaelic Mac Giolla Fhaoláin meaning "son of the servant of FAOLÁN".
MCCONNELLScottish, Irish
Derived from Gaelic Mac Domhnaill (see MACDONALD).
MCCORMICKIrish, Scottish
From Gaelic Mac Cormaic meaning "son of CORMAC".
MCCRACKENIrish, Scottish
Anglicized form of Gaelic Mac Reachtain, Ulster variant of MAC NEACHTAIN.
MCCRAEIrish, Scottish
From the Gaelic Mag Raith meaning "son of Rath", a given name meaning "prosperity" or "grace".
MCCRORYIrish, Scottish
Anglicized form of Gaelic Mac Ruaidhrí meaning "son of RUAIDHRÍ".
MCCUNEIrish
Anglicized form of MAC EOGHAIN.
MCDERMOTTIrish
Means "son of DIARMAID". The McDermotts were nobility in the Kingdom of Connaught, a province in Ireland.
MCDEVITTIrish
Anglicized form of the Gaelic name Mac Daibhéid meaning "son of DÁIBHÍ".
MCELLIGOTTIrish
Anglicized form of the Gaelic name Mac Uileagóid meaning "son of Uileagóid", a diminutive of UILLEAG.
MCFARLANEIrish, Scottish
Anglicized form of Gaelic Mac Pharlain meaning "son of PARTHALÁN".
MCGEEIrish, Scottish
Anglicized form of MAC AODHA.
MCGILLIrish, Scottish
Means "son of the foreigner" in Gaelic, derived from gall "foreigner".
MCGOVERNIrish
Anglicized form of Gaelic Mag Shamhradháin meaning "son of Samhradháin", a given name meaning "summer".
MCGOWANIrish
Anglicized form of MAC GHABHANN.
MCGUINNESSIrish
Anglicized form of Irish Mag Aonghuis meaning "son of AONGHUS".
MCGUIREIrish
Anglicized form of Irish Mag Uidhir meaning "son of Odhar", a given name meaning "pale-coloured".
MCIVERIrish, Scottish
Means "son of IVOR" in Irish.
MCKAYScottish, Irish
Anglicized form of MAC AODHA.
MCKOWENIrish
Anglicized form of MAC EOGHAIN.
MCLAINScottish, Irish
Anglicized form of Gaelic Mac Giolla Eoin meaning "son of the servant of EOIN".
MCMAHONIrish
Anglicized form of Mac Mathghamhna meaning "son of MATHGHAMHAIN".
MCMANUSIrish
Anglicized form of Gaelic Mac Maghnuis meaning "son of MÁGHNUS".
MCNABIrish, Scottish
Anglicized form of Gaelic Mac an Aba meaning "son of the abbot".
MCNAMARAIrish
From Irish Mac Conmara meaning "son of Conmara". The given name Conmara is composed of "hound" and muir "sea".
MCNEEIrish
Anglicized form of MAC NIADH.
MCNEILIrish, Scottish
Anglicized form of Gaelic Mac Néill meaning "son of NIALL".
MCNIALLIrish
Variant of MCNEIL.
MCNIVENIrish
Anglicized form of MAC CNÁIMHÍN.
MCQUEENIrish, Scottish
Anglicized form of MACSHUIBHNE.
MCREYNOLDSScottish, Irish
Means "son of REYNOLD" in Gaelic.
MCSHEEHYIrish
Anglicized form of Gaelic Mac Síthigh, meaning "son of SÍTHEACH".
MILLIGANIrish, Scottish
From the Gaelic given name Maolagán, a derivative of maol meaning "bald" or "tonsured".
MOFFETTScottish, Irish
From a place name in Scotland meaning "long field".
MOHANIrish
Anglicized form of Irish Ó Mocháin meaning "descendant of MOCHÁN".
MOLLOWNIrish
Variant of MALONE.
MOLONEYIrish
From Irish Ó Maol Dhomhnaigh meaning "descendant of a church servant".
MONAHANIrish
From Irish Ó Manacháin meaning "descendant of Manacháin". The given name Manacháin meant "little monk", from manach "monk" and a diminutive suffix.
MONDAY (3)Irish
Anglicized form of MAC GIOLLA EOIN. The last part of the surname was mistakenly taken as the Gaelic word for "Monday", Luain.
MOON (3)Irish
Variant of MOHAN.
MORIARTYIrish
From Irish Ó Muircheartach meaning "descendant of MUIRCHERTACH". This was the surname given by Sir Arthur Conan Doyle to the antagonist in the Sherlock Holmes series.
MORRISEnglish, Irish, Scottish, Welsh
Derived from the given name MAURICE.
MULLANEIrish
Variant of MULLEN.
MULLENIrish
From the Irish Ó Maoláin meaning "descendant of Maolán". The given name Maolán meant "devotee".
MULLOYIrish
Variant of MOLLOY.
MULRENNANIrish
From the Irish Maol Bhréanáin meaning "devotee of Saint BRENDAN". The name originated in the North West of Ireland, in Roscommon.
MULRYANIrish
Anglicized form of Ó MAOIL RIAIN.
MURDOCKIrish
Derived from the given name MURCHADH.
MURPHYIrish
Anglicized form of Irish Ó Murchadha meaning "descendant of MURCHADH".
MURRAY (2)Irish
Anglicized form of Irish Ó Muireadhaigh meaning "descendant of MUIREADHACH".
NEILIrish, Scottish, English
Derived from the given name NEIL.
NEVILLEEnglish, Irish
From a Norman French place name meaning "new town".
NOLANIrish
Anglicized form of Irish Ó Nualláin meaning "descendant of NUALLÁN".
Ó BAOGHILLIrish
Irish Gaelic form of BOYLE.
Next Page         506 results (this is page 1 of 2)