Sloinnte — the names

Clans & surnames A–Z

480 names and growing — Gaelic septs, Norman houses, Viking survivals, Ulster Scots, and the New Irish. Each one has a meaning, a homeland you can see on the map, and a story worth telling at the table.

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Is your surname Irish? Gaelic, Norman, plantation-era — or two families sharing a spelling. Every surname in Irish Murphy was Ó Murchadha. The whole list, side by side. The surname map Which names belong to which county, on the map. Surnames by county All 32 counties, each with the names tied to it. What Ó and Mac mean The prefixes, the women's forms, and three myths. The most common twenty Murphy, Kelly, O'Sullivan — the top of the list, ranked. Where the names came from Gaelic, Norman, Norse, Scots — sorted by origin.

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The full list

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Cafferty Mac Eachmharcaigh Donegal · Mayo Cagney Ó Caingne Cork Cahill Ó Cathail Galway · Kerry · Tipperary Callan Ó Cathaláin Louth · Monaghan · Armagh Campbell Mac Cathmhaoil (adopted) Antrim · Down · Tyrone Canavan Ó Ceanndubháin Galway · Cork Cannon Mac Canann Donegal Cantwell Cantual Kilkenny · Tipperary Canty Ó an Cháinte Cork · Kerry · Limerick Carew de Carrún Cork · Tipperary Carey Ó Ciardha / Ó Cearaigh Kildare · Mayo · Cork Carmody Ó Cearmada Clare · Kerry · Limerick Carolan Ó Cearbhalláin Cavan · Monaghan · Tyrone · Donegal Carroll Ó Cearbhaill Offaly · Tipperary · Louth Carty Ó Cárthaigh Roscommon · Tipperary · Clare Casey Ó Cathasaigh Cork · Dublin · Limerick Cassidy Ó Caiside Fermanagh Clancy Mac Fhlannchaidh Clare · Leitrim Clarke Ó Cléirigh Donegal · Cavan · Galway Clifford Ó Clúmháin Sligo Clohessy Ó Clochasaigh Clare · Limerick Cody Mac Óda Kilkenny · Wexford Coffey Ó Cobhthaigh Westmeath · Longford · Cork Coleman Ó Colmáin / Ó Clumháin Sligo · Cork · Tipperary Colgan Ó Colgáin Offaly · Clare Collins Ó Coileáin Cork · Limerick Comerford Comartún Kilkenny · Waterford Comiskey Mac Cumascaigh Monaghan · Cavan Concannon Ó Concheanainn Galway Condon Condún Cork · Tipperary Conlan Ó Conalláin / Ó Caoindealbháin Roscommon · Tyrone · Meath Conneely Mac Conghaile / Ó Conghaile Galway · Mayo Connery Ó Conaire Waterford · Wexford Connolly Ó Conghalaigh Monaghan · Galway · Meath Conroy Ó Maolchonaire Roscommon · Clare Considine Mac Consaidín Clare Conway Ó Connmhaigh Clare · Sligo · Galway Coogan Ó Cuagáin / Mac Cogadháin Kilkenny Cooney Ó Cuana Tyrone · Galway · Clare Corbett Corbaid Meath · Offaly Corcoran Ó Corcráin Tipperary · Offaly · Fermanagh Cormack Ó Cormaic Londonderry · Cork Corrigan Ó Corragáin Fermanagh · Monaghan Costello Mac Oisdealbhaigh Mayo · Galway Cotter Mac Coitir Cork Coughlan Ó Cochláin / Mac Cochláin Cork · Offaly Coyne Ó Cadhain Galway · Mayo Craig — Antrim · Londonderry Creagh Craobhach Clare · Limerick Crean Ó Carráin Kerry · Cork Creedon Ó Críodáin Cork Cremin Ó Cruimín Cork · Kerry · Limerick Cronan Ó Crónáin Laois Cronin Ó Cróinín Cork · Kerry Crowley Ó Cruadhlaoich Cork Culhane Ó Cathláin Limerick Cullen Ó Cuilinn Wicklow · Wexford · Kildare Culloty Ó Codlata Kerry · Cork Cummins Ó Cuimín Sligo · Westmeath · Roscommon Cunningham Ó Connagáin Sligo · Galway Curran Ó Corráin Donegal · Waterford · Kerry · Leitrim Curtin Mac Cairteáin Cork · Kerry · Limerick Cusack Ciomhsóg Meath · Clare McCabe Mac Cába Cavan · Monaghan McCaffrey Mac Gafraidh Fermanagh McCann Mac Cana Armagh McCarthy Mac Cárthaigh Cork · Kerry McConnell Mac Conaill Antrim McCormack Mac Cormaic Longford · Roscommon · Dublin McCullough Mac Cú Uladh Down O'Callaghan Ó Ceallacháin Cork · Clare O'Connell Ó Conaill Kerry · Galway · Londonderry O'Connor Ó Conchobhair Roscommon · Sligo · Kerry · Offaly

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Daly Ó Dálaigh Westmeath · Cork · Galway Danaher Ó Duineachair Tipperary · Limerick Darcy Ó Dorchaidhe / d'Arcy Galway · Meath · Wexford Davoren Ó Duibhdábhoireann Clare · Tipperary Deasy Déiseach Waterford · Cork Deegan Ó Duibhginn Galway · Clare · Wexford · Offaly · Laois · Kerry Delaney Ó Dubhshláine Laois · Kilkenny Dempsey Ó Díomasaigh Laois · Offaly Dennehy Ó Duineachdha Cork Dennis Ó Donnghusa Cork · Waterford Desmond Ó Deasmhumhnaigh Cork Devaney Ó Duibheamhna Armagh · Down Devereux Deabhrús Wexford Devine Ó Daimhín Fermanagh Devlin Ó Doibhilin Tyrone · Londonderry Diamond Ó Diamáin Londonderry · Antrim Díaz — (Spanish name; Diaz in English) Dublin · Cork · Kerry Dillon Diolún Westmeath · Roscommon · Mayo Dinneen Ó Duinnín Cork Diskin Ó Díscín Sligo · Galway Doherty Ó Dochartaigh Donegal · Londonderry Dolan Ó Dubhláin Roscommon · Galway · Cavan Donegan Ó Donnagáin Cork · Tipperary · Monaghan Donnellan Ó Domhnalláin Galway · Roscommon Donnelly Ó Donnghaile Tyrone Donovan Ó Donnabháin Cork · Limerick Dooley Ó Dubhlaoich Offaly · Laois Doran Ó Deoráin Wexford · Laois · Down Dorgan Ó Deargáin Cork Dowling Ó Dúnlaing Laois · Cork · Kerry Downey Ó Duibheanaigh / Ó Maoldomhnaigh Galway · Cork · Kerry Doyle Ó Dubhghaill Wexford · Wicklow · Dublin Drennan Ó Draighneáin Galway · Clare · Cavan · Westmeath · Laois · Kilkenny Duane Ó Dubháin Meath · Cork · Galway · Limerick Duff Ó Duibh Laois Duffy Ó Dubhthaigh Monaghan · Donegal · Roscommon Duggan Ó Dubhagáin Cork · Galway Duignan Ó Duibhgeannáin Roscommon Dunne Ó Doinn Laois Durcan Mac Dhuarcáin Sligo · Mayo Dwyer Ó Dubhuidhir Tipperary · Donegal MacDermot Mac Diarmada Roscommon · Sligo McDaid Mac Daibhéid Donegal · Mayo McDonagh Mac Donnchadha Sligo · Roscommon · Galway McDonnell Mac Dónaill Antrim · Mayo O'Dea Ó Deághaidh Clare O'Donnell Ó Domhnaill Donegal O'Donoghue Ó Donnchadha Kerry · Cork · Cavan O'Dowd Ó Dubhda Mayo · Sligo O'Driscoll Ó hEidirsceoil Cork

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Gaffney Ó Gamhna Tipperary · Kilkenny · Sligo Gallagher Ó Gallchobhair Donegal Galvin Ó Gealbháin Kerry · Clare · Cork Ganley Mag Sheanlaoich Roscommon · Leitrim Garrahy Mag Fhearadhaigh Roscommon · Tyrone · Antrim Garvey Ó Gairbhith Armagh · Down · Mayo Gaughan Ó Gáibhtheacháin Mayo · Sligo Gavin Ó Gábháin Cork Gaynor Mag Fhionnbhairr Longford Geoghegan Mag Eochagáin Westmeath Geraghty Mag Oireachtaigh Roscommon · Galway Gibney Ó Gibne Meath · Cavan Gill Mac an Ghoill Mayo · Donegal · Down Gilligan Mac Giollagáin Londonderry · Antrim · Donegal Gilsenan Mac Giolla Seanáin Meath · Cavan · Tyrone Gleeson Ó Glasáin Tipperary · Limerick · Cork · Kilkenny Glennon Mag Leannáin Glynn Mag Fhloinn Gorman Mac Gormáin Laois · Clare · Monaghan Gormley Ó Goirmleaghaigh Donegal · Tyrone · Londonderry Grace Grás Kilkenny · Laois Graham — Fermanagh · Down · Antrim Greaney Ó Gráinne Kerry · Galway Griffin Ó Gríobhtha Clare · Kerry · Limerick Grogan Ó Gruagáin Roscommon Guilfoyle Mac Giolla Phóil Offaly McGahey Mag Eachaidh McGale Mac Cathail / Mac Cathmhaoil Tyrone McGinley Mag Fhionnghaile Donegal · Westmeath · Longford McGoldrick Mag Ualghairg Leitrim · Fermanagh · Donegal McGonigle Mag Congail Donegal McGovern Mág Shamhradháin Cavan · Leitrim McGrath Mac Craith Waterford · Fermanagh · Clare McGuinness Mag Aonghusa Down · Armagh O'Gara Ó Gadhra Sligo · Mayo · Cork · Kerry · Limerick O'Grady Ó Gráda Clare · Galway · Limerick

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Hackett Haicéid Dublin · Wicklow · Kilkenny · Tipperary Halligan Ó hAilleagáin Mayo · Roscommon Hallinan Ó hAilgheanáin Cork · Limerick · Mayo Halpin Ó hAilpín Monaghan · Limerick · Louth Hamill Ó hÁdhmaill Tyrone · Armagh Hanafin Ó hAinbhtheáin Cork · Kerry Hanley Ó hÁinle Roscommon Hanlon Ó hAnluain Armagh Hannigan Ó hAnnagáin Limerick Hannon Ó hAnnáin Limerick Hanrahan Ó hAnradháin Clare · Limerick · Tipperary Hanratty Ó hAnrachtaigh Monaghan · Armagh · Louth Harkin Ó hEarcáin Donegal · Londonderry · Mayo · Clare Harnett Ó hAirtnéada Limerick · Kerry · Cork Harrigan Ó hArragáin Laois Hart Ó hAirt Meath · Sligo Hartigan Ó hArtagáin Clare · Limerick Hassett Ó hAiseadha Clare · Limerick Hayden Ó hEideáin Roscommon · Tipperary Hayes Ó hAodha Cork · Limerick · Tipperary Healy Ó hÉilidhe / Ó hÉalaighthe Sligo · Cork Heffernan Ó hIfearnáin Limerick · Tipperary Hegarty Ó hÁgartaigh Donegal · Londonderry · Cork Hehir Ó hAichir Clare · Limerick Heneghan Ó hÉineacháin Mayo Hennessy Ó hAonghusa Cork · Offaly Henry Ó hInneirghe Tyrone Hession Ó hOisín Hickey Ó hÍcidhe Clare · Tipperary · Limerick Higgins Ó hUiginn Sligo · Mayo · Westmeath Hogan Ó hÓgáin Tipperary · Clare Horan Ó hArracháin Laois · Tipperary Hore de Hór Wexford · Cork Horgan Ó hArgáin Cork · Kerry Hughes Mac Aodha / Ó hAodha Armagh · Tyrone · Galway Hurley Ó hUrthuile / Ó Muirthile Cork · Limerick · Clare Hynes Ó hEidhin Galway · Clare · Limerick O'Hagan Ó hAodhagáin Tyrone · Armagh O'Halloran Ó hAllmhuráin Clare · Galway O'Hara Ó hEaghra Sligo · Antrim O'Hare Ó hÍr / Ó hAichir Armagh · Down · Louth

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Madden Ó Madáin Galway · Offaly Madigan Ó Madagáin Clare · Limerick Magee Mag Aoidh Antrim · Down · Donegal Maguire Mag Uidhir Fermanagh Maher Ó Meachair Tipperary Malone Ó Maoileoin Offaly Mangan Ó Mongáin Cork · Mayo · Fermanagh Mannion Ó Mainnín Galway · Roscommon Martin Mac Giolla Mháirtín / Máirtín Galway · Tyrone Masterson Mac an Mháighistir Cavan · Longford · Roscommon · Wexford McMahon Mac Mathghamhna Clare · Monaghan McManus Mac Mághnais Fermanagh · Roscommon Meehan Ó Miadhacháin Leitrim · Fermanagh · Galway Merrigan Ó Muireagáin Westmeath · Longford · Down · Armagh Minogue Ó Muineog Clare · Offaly Mitchell Mistéil Antrim · Down · Galway Molloy Ó Maolmhuaidh Offaly · Roscommon Moloney Ó Maoldhomhnaigh Clare · Limerick · Tipperary Monaghan Ó Manacháin Roscommon Mooney Ó Maonaigh Roscommon · Sligo · Galway Moore Ó Mórdha Laois Moran Ó Móráin Mayo · Roscommon · Leitrim Moriarty Ó Muircheartaigh Kerry Moroney Ó Maolruanaidh Clare · Limerick · Tipperary · Fermanagh · Galway Morrison Mac Muiris / Ó Muirgheasáin Antrim · Down · Londonderry Morrissey Ó Muirgheasa Sligo Moynihan Ó Muimhneacháin Kerry · Cork Mulcahy Ó Maolchathaigh Tipperary · Waterford · Limerick Muldoon Ó Maoldúin Fermanagh · Sligo Mulgrew Ó Maolchraoibhe Down · Tyrone · Armagh Mulhall Ó Maolchathail Offaly · Laois Mulhern Ó Maoilchiaráin Roscommon · Westmeath · Donegal Mulholland Ó Maolchalann Londonderry · Antrim Mullally Ó Maolalaidh Galway Mullan Ó Maoláin Londonderry · Galway Mullaney Ó Maoileanaigh Roscommon · Mayo · Sligo Mullarkey Ó Maoilearca Donegal · Mayo · Sligo Mulligan Ó Maolagáin Donegal · Mayo · Monaghan Mulqueen Ó Maolchaoin Clare · Limerick Mulvey Ó Maoilmhiadhaigh Leitrim Mulvihill Ó Maoilmhichil Roscommon · Kerry · Limerick Murphy Ó Murchadha Wexford · Cork · Armagh Murray Ó Muireadhaigh / Mac Muireadhaigh Roscommon · Down · Donegal Murtagh Mac Muircheartaigh Meath · Sligo O'Mahony Ó Mathghamhna Cork · Kerry O'Malley Ó Máille Mayo

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