Celtic Surnames

These names are used by Celtic peoples.
usage
Mag Shamhradháin Irish
Irish Gaelic form of McGovern.
Mag Uidhir Irish
Irish Gaelic form of McGuire.
Maguire Irish
Variant of McGuire.
Mahoney Irish
Anglicized form of the Irish Ó Mathghamhna meaning "descendant of Mathgamain".
Malley Irish
Anglicized form of Ó Máille.
Mallon Irish
Variant of Malone.
Malloye Irish
Variant of Molloy.
Malone Irish
Anglicized form of Irish Ó Maoil Eoin meaning "descendant of a disciple of Saint John".
Markey Irish
From the Irish Ó Marcaigh meaning "descendant of Marcach", a given name meaning "horse rider".
McAdams Scottish, Irish
Means "son of Adam" in Gaelic.
McAfee Scottish, Irish
Anglicized form of MacDhubhshìth.
McAlister Scottish, Irish
From Scottish Gaelic MacAlastair or Irish Gaelic Mac Alastair meaning "son of Alistair".
McBride Irish
Anglicized form of Mac Giolla Bhrighde.
McCabe Irish, Scottish
Means "son of Cába", where Cába is a byname meaning "cape, cloak" (from Latin cappa).
McCarthy Irish
Anglicized form of Irish Mac Cárthaigh meaning "son of Carthach".
McCauley Irish, Scottish
Anglicized form of Gaelic Mac Amhalghaidh or Mac Amhalghadha meaning "son of Amhalghaidh". The given name Amhalghaidh, from Old Irish Amalgaid, is of uncertain meaning.
McCleary Irish
Anglicized form of Mac Cléirich.
McClelland Irish, Scottish
From Gaelic Mac Giolla Fhaoláin meaning "son of the servant of Faolán".
McConnell Scottish, Irish
Derived from Gaelic MacDhòmhnaill (see MacDonald).
McCormick Irish, Scottish
From Gaelic Mac Cormaic meaning "son of Cormac".
McCracken Irish, Scottish
Anglicized form of Mac Reachtain, Ulster Irish variant of Mac Neachtain.
McCrory Irish, Scottish
Anglicized form of Gaelic Mac Ruaidhrí meaning "son of Ruaidhrí".
McCune Irish
Anglicized form of Mac Eoghain.
McDermott Irish
Anglicized form of Irish Mac Diarmada meaning "son of Diarmaid". The McDermotts were nobility in the Kingdom of Connaught, a province in Ireland.
McDevitt Irish
Anglicized form of Irish Mac Daibhéid meaning "son of Dáibhí".
McElligott Irish
Anglicized form of the Irish Gaelic name Mac Uileagóid meaning "son of Uileagóid", a diminutive of Uilleag.
McFarlane Scottish, Irish
Anglicized form of Scottish Gaelic MacPhàrlain or Irish Gaelic Mac Pharlain meaning "son of Parthalán".
McFee Scottish, Irish
Anglicized form of MacDhubhshìth.
McGee Irish, Scottish
Anglicized form of Mac Aodha.
McGill Irish, Scottish
Anglicized form of Gaelic Mac an Ghoill meaning "son of the foreigner", derived from gall "foreigner".
McGough Irish
Variant of Gough 2.
McGovern Irish
Anglicized form of Irish Gaelic Mag Shamhradháin meaning "son of Samhradháin", a given name meaning "summer".
McGowan Irish
Anglicized form of Mac Ghabhann.
McGuinness Irish
Anglicized form of Irish Mag Aonghuis meaning "son of Aonghus".
McGuire Irish
Anglicized form of Irish Mag Uidhir meaning "son of Odhar", a given name meaning "pale-coloured".
McIver Scottish, Irish
Anglicized form of Gaelic MacIomhair meaning "son of Íomhar".
McKee Scottish, Irish
Anglicized form of Mac Aodha.
McKeever Irish
Variant of McIver.
McKenna Irish, Scottish
Anglicized form of Gaelic Mac Cionaodha meaning "son of Cionaodh".
McKowen Irish
Anglicized form of Mac Eoghain.
McMahon Irish
Anglicized form of Irish Mac Mathghamhna meaning "son of Mathgamain".
McManus Irish
Anglicized form of Irish Mac Maghnuis meaning "son of Mághnus".
McNab Scottish, Irish
Anglicized form of Gaelic Mac an Aba meaning "son of the abbot".
McNamara Irish
From Irish Mac Conmara meaning "son of Conmara". The given name Conmara is composed of "hound" and muir "sea".
McNee Irish
Anglicized form of Mac Niadh.
McNiven Irish
Anglicized form of Mac Cnáimhín.
McReynolds Scottish, Irish
Means "son of Reynold" in Gaelic.
McSheehy Irish
Anglicized form of Irish Gaelic Mac Síthigh, meaning "son of Sítheach".
Meaney Irish
Variant of O'Mooney.
Merrick Welsh
Derived from the given name Meurig.
Meyrick Welsh
Variant of Merrick.
Milligan Irish
Anglicized form of the Irish Ó Maolagáin meaning "descendant of Maolagán", a given name derived from maol meaning "bald" or "tonsured".
Mohan Irish
Anglicized form of Irish Ó Mocháin meaning "descendant of Mochán".
Mollown Irish
Variant of Malone.
Moloney Irish
From Irish Ó Maol Dhomhnaigh meaning "descendant of a church servant".
Monahan Irish
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.
Mooney Irish
Variant of O'Mooney.
Morgan Welsh
Derived from the given name Morgan 1.
Moriarty Irish
From Irish Ó Muircheartach meaning "descendant of Muirchertach". This was the surname given by Sir Arthur Conan Doyle to a master criminal in the Sherlock Holmes series.
Morris English, Irish, Scottish, Welsh
Derived from the given name Maurice.
Mullane Irish
Variant of Mullen.
Mullen Irish
From the Irish Ó Maoláin meaning "descendant of Maolán". The given name Maolán meant "devotee".
Mulloy Irish
Variant of Molloy.
Mulryan Irish
Anglicized form of Ó Maoil Riain.
Murdock Irish
Derived from the given name Murchadh.
Murphy Irish
Anglicized form of Irish Ó Murchadha meaning "descendant of Murchadh". This is the most common Irish surname.
Murray 2 Irish
Anglicized form of Irish Ó Muireadhaigh meaning "descendant of Muireadhach".
Neil Scottish, English, Irish
Derived from the given name Neil.
Neville English, Irish
From the names of towns in Normandy, variously Neuville or Néville, meaning "new town" in French.
Nevin 1 Irish
Anglicized form of Mac Naoimhín.
Nolan Irish
Anglicized form of Irish Ó Nualláin meaning "descendant of Nuallán".
Ó Baoghill Irish
Irish Gaelic form of Boyle.
O'Berne Irish
Variant of O'Byrne.
O'Boyle Irish
Variant of Boyle.
Ó Brádaigh Irish
Irish Gaelic form of Brady.
Ó Bradáin Irish
Irish Gaelic form of Braden.
Ó Braoin Irish
Irish Gaelic form of Breen.
Ó Braonáin Irish
Irish Gaelic form of Brennan.
Ó Briain Irish
Irish Gaelic form of O'Brien.
O'Brian Irish
Variant of O'Brien.
O'Brien Irish
From the Irish Ó Briain meaning "descendant of Brian".
Ó Broin Irish
Irish Gaelic form of O'Byrne.
Ó Buachalla Irish
Irish Gaelic form of Buckley 2.
O'Byrne Irish
Anglicized form of Irish Ó Broin meaning "descendant of Bran 1".
Ó Caiside Irish
Irish Gaelic form of Cassidy.
Ó Caoimh Irish
Irish Gaelic form of Keefe.
Ó Caoimháin Irish
Irish Gaelic form of Cavan.
Ó Caoindealbháin Irish
Irish Gaelic form of Quinlan.
Ó Caolaidhe Irish
Irish Gaelic form of Keeley.
Ó Catháin Irish
Means "descendant of Cathán".
Ó Cathaláin Irish
Irish Gaelic form of Callan.
Ó Cathasaigh Irish
Irish Gaelic form of Casey.
Ó Ceallacháin Irish
Irish Gaelic form of Callahan.
Ó Ceallaigh Irish
Irish Gaelic form of Kelly 1.
Ó Cearmada Irish
Irish Gaelic form of Carmody.
Ó Ceithearnaigh Irish
Irish Gaelic form of Kearney.
Ó Ciardha Irish
Irish Gaelic form of Carey.
Ó Cinnéidigh Irish
Irish Gaelic form of Kennedy.
Ó Cléirigh Irish
Means "descendant of the clerk" in Irish.
O'Clery Irish
Anglicized form of Ó Cléirigh.
Ó Cnáimhín Irish
Means "descendant of Cnámh", Cnámh being a nickname meaning "bone".
Ó Cochláin Irish
Means "descendant of Cochlán", where the given name Cochlán is derived from Irish cochal "cape" or "hood". This surname originated in County Cork, Ireland.
Ó Coigligh Irish
Irish Gaelic form of Quigley.
Ó Coileáin Irish
Means "descendant of Coileán" in Irish.
Ó Comhraidhe Irish
Means "descendant of Comhraidhe", in which the given name Comhraidhe is of unknown meaning.
Ó Conaill Irish
Irish Gaelic form of Connell.
Ó Conaire Irish
Irish Gaelic form of Conroy.
Ó Conchobhair Irish
Irish Gaelic form of O'Connor.
Ó Conghalaigh Irish
Irish Gaelic form of Connolly.
O'Connor Irish
From Irish Ó Conchobhair meaning "descendant of Conchobar".
Ó Corcráin Irish
Irish Gaelic form of Corcoran.
Ó Corra Irish
Means "descendant of Corra" in Irish. The given name Corra means "spear".
Ó Corraidhín Irish
Irish Gaelic form of Curran.
Ó Cuaig Irish
Irish Gaelic form of Quigg.
Ó Cuana Irish
Irish Gaelic form of Cooney.
Ó Cuidighthigh Irish
Means "descendant of Cuidightheach" in Irish.
Ó Cuilinn Irish
Means "descendant of Cuileann", Cuileann being a nickname meaning "holly".
Ó Cuinn Irish
Irish Gaelic form of Quinn.
Ó Cuinneagáin Irish
Irish Gaelic form of Cunningham 2.
Ó Cuirc Irish
Irish Gaelic form of Quirke.
Ó Dálaigh Irish
Irish Gaelic form of Daly.
Ó Damháin Irish
Means "descendant of Damhán".
Ó Deasmhumhnaigh Irish
Irish Gaelic form of Desmond.
Ó Deoradháin Irish
Irish Gaelic form of Doran.
Ó Díomasaigh Irish
Irish Gaelic form of Dempsey.
Ó Dochartaigh Irish
Irish Gaelic form of Doherty.
Ó Doibhilin Irish
Irish Gaelic form of Devlin.
Ó Doirnáin Irish
Irish Gaelic form of Durnin.
Ó Domhnaill Irish
Irish Gaelic form of O'Donnell.
Ó Donnchadha Irish
Irish Gaelic form of Donoghue.
Ó Donndubháin Irish
Irish Gaelic form of Donovan.
O'Donnell Irish
Anglicized form of Irish Ó Domhnaill meaning "descendant of Domhnall".
Ó Donnghaile Irish
Irish Gaelic form of Donnelly.
O'Doyle Irish
Variant of Doyle.
Ó Dubháin Irish
Irish Gaelic form of Duane.
Ó Dubhghaill Irish
Irish Gaelic form of Doyle.
Ó Dubhshláin Irish
Irish Gaelic form of Dolan.
Ó Dubhshláine Irish
Irish Gaelic form of Delaney 2.
Ó Dubhthaigh Irish
Irish Gaelic form of Duffy 1.
Ó Duibh Irish
Means "descendant of Dubh", Dubh being a byname meaning "dark".
Ó Fallamháin Irish
Irish Gaelic form of Fallon.
Ó Faoláin Irish
Irish Gaelic form of Whelan.
Ó Fearghail Irish
Irish Gaelic form of Farrell.
Ó Fionnagáin Irish
Irish Gaelic form of Finnegan.
Ó Fionnáin Irish
Irish Gaelic form of Fannon.
Ó Flannagáin Irish
Irish Gaelic form of Flanagan.
Ó Flannghaile Irish
Irish Gaelic form of Flannery.
Ó Floinn Irish
Irish Gaelic form of Flynn.
Ó Foghladha Irish
Irish Gaelic form of Foley.
Ó Frighil Irish
Irish Gaelic form of Friel.
Ó Gallchobhair Irish
Irish Gaelic form of Gallagher.
Ó Gormáin Irish
Irish Gaelic form of Gorman 2.
Ó Gráda Irish
Irish Gaelic form of Grady.
Ó hAllmhuráin Irish
Irish Gaelic form of Halloran.
O'Hannagain Irish
From Irish Ó hAnnagáin, which means "descendant of Annagán". The given name Annagán was a diminutive of Annadh meaning "delay".
Ó hAnnagáin Irish
Irish Gaelic form of O'Hannagain.
Ó hAodha Irish
Irish Gaelic form of Hayes 2.
Ó hAonghuis Irish
Irish Gaelic form of Hennessy.
O'Hara Irish
From the Irish Ó hEaghra, which means "descendant of Eaghra", Eaghra being a given name of uncertain origin. Supposedly, the founder of the clan was Eaghra, a 10th-century lord of Luighne. A famous fictional bearer of this surname is Scarlett O'Hara, a character in Margaret Mitchell's Gone With The Wind (1936).
Ó hEachthighearna Irish
Means "descendant of Eichthighearn", where the personal name Eichthighearn means "horse lord" in Gaelic.
Ó hEaghra Irish
Irish Gaelic form of O'Hara.
O'Hearn Irish
Anglicized form of Ó hEachthighearna.
Ó hÉideáin Irish
Means "descendant of Éideán" in Irish. The given name Éideán is a diminutive of éideadh meaning "clothes, armour".
Ó hEidhin Irish
Irish Gaelic form of Hines.
Ó hÉidín Irish
Means "descendant of Éidín" in Irish. The given name Éidín is a diminutive of éideadh meaning "clothes, armour".
Ó hEidirsceóil Irish
Irish Gaelic form of Driscoll.
Ó hÍcidhe Irish
Irish Gaelic form of Hickey.
Ó hIfearnáin Irish
Irish Gaelic form of Heffernan.
Ó hÓgáin Irish
Irish Gaelic form of Hogan.
Ó hUiginn Irish
Irish Gaelic form of Higgins.
O'Kane Irish
Anglicized form of Ó Catháin.
O'Keefe Irish
Variant of Keefe.
Ó Laoghaire Irish
Irish Gaelic form of O'Leary.
Ó Leannáin Irish
Irish Gaelic form of Lennon.
O'Leary Irish
From Irish Ó Laoghaire meaning "descendant of Laoghaire".
Ó Loingsigh Irish
Irish Gaelic form of Lynch.
Ó Luain Irish
Irish Gaelic form of Lane 3.
Ó Madaidhín Irish
Means "descendant of Madaihín", a given name derived from Irish madadh meaning "dog, mastiff".
Ó Máille Irish
Means "descendant of a nobleman" from the Irish Gaelic mál.
O'Malley Irish
Anglicized form of Ó Máille.
Ó Manacháin Irish
Irish Gaelic form of Monahan.
Ó Maoil Eoin Irish
Irish Gaelic form of Malone.
Ó Maoil Riain Irish
Means "descendant of a follower of Rian", derived from Irish maol meaning "follower".
Ó Maoilsheachlainn Irish
Means "descendant of Maolsheachlann" in Irish.
Ó Maolagáin Irish
Irish Gaelic form of Milligan.
Ó Maoláin Irish
Irish Gaelic form of Mullen.
Ó Maol Aodha Irish
Means "descendant of a follower of Saint Aodh". It is derived from Irish maol meaning "follower, servant".
Ó Maol Bhréanáin Irish
Means "descendant of a follower of Saint Brendan" in Irish.
Ó Maol Dhomhnaigh Irish
Irish Gaelic form of Moloney.
Ó Maolmhuaidh Irish
Means "descendant of Maolmhuadh", Maolmhuadh being a given name meaning "proud chief", derived from Gaelic maol meaning "chief" and muadh meaning "proud, noble".
Ó Maonaigh Irish
Irish Gaelic form of O'Mooney.
Ó Marcaigh Irish
Irish Gaelic form of Markey.
Ó Mathghamhna Irish
Irish Gaelic form of Mahoney.
Ó Meadhra Irish
Means "descendant of Meadhra". The given name Meadhra is derived from the Gaelic meadhar meaning "merry, happy".
Ó Mocháin Irish
Irish Gaelic form of Mohan.
O'Mooney Irish
From the Irish Ó Maonaigh meaning "descendant of Maonaigh". The given name Maonaigh means "wealthy".
Ó Muircheartach Irish
Irish Gaelic form of Moriarty.
Ó Muireadhaigh Irish
Irish Gaelic form of Murray 2.
Ó Murchadha Irish
Irish Gaelic form of Murphy.
O'Neal Irish
From Irish Ó Néill meaning "descendant of Neil".
O'Neill Irish
Variant of O'Neal.
Ó Néill Irish
Irish Gaelic form of O'Neal.
O'Niall Irish
Variant of O'Neal.
Ó Nualláin Irish
Irish Gaelic form of Nolan.
Ó Proinntigh Irish
Irish Gaelic form of Prunty.
Ó Rabhartaigh Irish
Irish Gaelic form of Rafferty.
Ó Raghailligh Irish
Means "descendant of Raghailligh", an Irish given name of unknown meaning.
O'Reilly Irish
Anglicized form of Ó Raghailligh.
Ó Riagáin Irish
Irish Gaelic form of Reagan.
Ó Riain Irish
Means "descendant of Rian".
Ó Rinn Irish
Means "descendant of Rinn". The given name Rinn means "star" in Irish.
Ó Ríoghbhárdáin Irish
Irish Gaelic form of Riordan.
Orman Irish
Anglicized form of Ó Ruaidh.
Ormond Irish
Anglicized form of Ó Ruaidh.
Ormonde Irish
Anglicized form of Ó Ruaidh.
Ó Rodagh Irish
Means "descendant of Rodach" in Irish. The given name Rodach is derived from from Irish rod meaning "spirited, furious".
Ó Ruadháin Irish
Means "descendant of Ruadhán" in Irish.
Ó Ruaidh Irish
Means "descendant of Ruadh" in Irish.
Ó Scolaidhe Irish
Means "descendant of the scholar" from Irish scholaidhe.
Ó Seachnasaigh Irish
Means "descendant of Seachnasach". The given name Seachnasach possibly means "elusive" in Irish.
Ó Séaghdha Irish
Means "descendant of Séaghdha".
Ó Seanáin Irish
Irish Gaelic form of Shannon.
Ó Seighin Irish
Means "descendant of Seighin". The given name Seighin means "small hawk" from Old Irish séigene.
O'Shea Irish
Anglicized form of Ó Séaghdha.
Ó Síoda Irish
Means "descendant of Síoda", a byname meaning "silk" in Irish.
Ó Sirideáin Irish
Irish Gaelic form of Sheridan.
Ó Sluaghadháin Irish
Irish Gaelic form of Sloan.
Ó Suaird Irish
Means "descendant of Suart" in Irish. Suart is derived from the Old Norse name Sigurd.
Ó Súileabháin Irish
Irish Gaelic form of Sullivan.
Ó Tadhgáin Irish (Rare)
Irish Gaelic form of Teagan.
Ó Taidhg Irish
Irish Gaelic form of Teague 1.
Ó Téacháin Irish
Irish Gaelic form of Teahan.
Ó Tíghearnaigh Irish
Irish Gaelic form of Tierney.
O'Toole Irish
Anglicized form of Irish Ó Tuathail meaning "descendant of Túathal".
Ó Treasaigh Irish
Irish Gaelic form of Tracey 2.
Ó Tuathail Irish
Irish Gaelic form of O'Toole.
Owen Welsh
From the Welsh given name Owain.
Owens Welsh
From the Welsh given name Owain.
Parry Welsh
Derived from ap Harry meaning "son of Harry".
Perry 2 Welsh
From Welsh ap Herry meaning "son of Herry".
Powell Welsh
Derived from Welsh ap Hywel meaning "son of Hywel".
Power 1 English, Irish
From Old French Poier, indicating a person who came from the town of Poix in Picardy, France.
Price Welsh
Derived from Welsh ap Rhys, which means "son of Rhys".
Priddy Welsh
From Welsh prydudd meaning "bard".
Pritchard Welsh
From Welsh ap Richard meaning "son of Richard".
Probert Welsh
Derived from Welsh ap Robert, which means "son of Robert".
Prunty Irish
From Irish Ó Proinntigh meaning "descendant of Proinnteach", a given name probably derived from Irish bronntach meaning "generous".
Pryce Welsh
Variant of Price.
Pugh Welsh
Derived from Welsh ap Hugh meaning "son of Hugh".
Quigg Irish
Anglicized form of Irish Ó Cuaig meaning "descendant of Cuaig", a given name of unknown meaning.
Quigley Irish
Anglicized form of Irish Ó Coigligh meaning "descendant of Coigleach", a given name meaning "untidy".
Quinlan Irish
From Irish Ó Caoindealbháin, which means "descendant of Caoindealbhán", a given name meaning "handsome form" (using a diminutive suffix).
Quinn Irish
Anglicized form of Irish Ó Cuinn meaning "descendant of Conn".
Quirk Irish
Variant of Quirke.
Quirke Irish
Anglicized form of Irish Ó Cuirc meaning "descendant of Corc", a given name meaning "heart".
Rafferty Irish
Anglicized form of Irish Ó Rabhartaigh meaning "descendant of Rabhartach". The given name Rabhartach means "flood tide".
Ready 3 Irish
Anglicized form of Ó Rodagh.
Reagan Irish
Anglicized form of Irish Ó Riagáin meaning "descendant of Riagán". A famous bearer was American president Ronald Reagan (1911-2004).
Reardon Irish
Variant of Riordan.
Reece Welsh
Derived from the given name Rhys.
Rees Welsh
Derived from the given name Rhys.
Reese 1 Welsh
Derived from the given name Rhys.
Regan Irish
Variant of Reagan.
Reilly Irish
Anglicized form of Ó Raghailligh.
Rhydderch Welsh
From the given name Rhydderch.
Rice Welsh
Derived from the given name Rhys.
Riley 2 Irish
Variant of Reilly.