Irish Name Generator

Authentic Irish First Names and Surnames

Real-World Names & Cultures500 curated namesUpdated Free · no sign-up

Tap a name to copy it500 names in this generator

Generate real Irish names, from everyday favourites like Aoife Murphy and Cian O'Brien to fully Gaelic forms such as Tadhg Ó Súilleabháin and Niamh Nic Cárthaigh. Ideal for characters, family-history fiction, fantasy settings with a Celtic flavour, or finding your own Irish name.

About irish names

Irish names carry two spellings at once. Most given names have an Irish-language form and an anglicised twin: Aoife and Eva, Tadhg and Tim, Séamus and James, Sinéad and Jane, Eoghan and Owen. The fada (the accent on á, é, í, ó, ú) marks a long vowel and changes the sound, so Seán is "shawn" while Sean without it would rhyme with "seen". Intimidating-looking spellings follow consistent rules: "bh" and "mh" sound like v or w, "dh" and "gh" are soft, and "Siobhán" is simply shiv-AWN.

Surnames are built from the Gaelic prefixes Ó ("grandson/descendant of") and Mac ("son of"), which English records turned into O' and Mc or Mac. In Irish, women's surnames change too: a daughter of Ó Briain is Ní Bhriain, a daughter of Mac Cárthaigh is Nic Cárthaigh. Norman families who arrived in the 1100s left Fitzgerald, Burke, Power and Roche, and some names are tied to regions, with O'Sullivan and McCarthy thick in Cork and Kerry, Gallagher and O'Doherty in Donegal.

A believable Irish name matches form and setting. A Dublin office worker reads as Ciara Ryan, a character in a Gaeltacht village or a Celtic-flavoured fantasy as Caoimhe Ní Mhurchú, and a 1900s emigrant as Bridget Flanagan. Mixing a fada-heavy first name with a plain English surname is normal in modern Ireland.

Tips for choosing a name

  • Pick one register and stay in it: Irish-language forms (Ó Súilleabháin, Ní Bhriain) for Gaeltacht, historical or fantasy settings, and anglicised forms (O'Sullivan, Brien) for contemporary characters.
  • Remember that Ní and Nic are for women and Ó and Mac for men in Irish-language surnames; in English, O' and Mc are used by everyone in the family.
  • Check pronunciation before you commit: Saoirse is SEER-sha, Tadhg is like "tiger" without the r, Caoimhe is KWEE-va, and Oisín is uh-SHEEN.
  • For a fantasy Celtic world, lean on the older, mythic names such as Gráinne, Deirdre, Fionn, Oisín, Naoise and Sadhbh rather than modern favourites like Conor or Kevin.
  • Do not give every character a Murphy or a Kelly; quieter real surnames like Tangney, Brosnan, Lynskey or Geraghty make a cast feel lived-in.

Frequently asked questions

What is the difference between O', Mac and Ní in Irish names?

Ó (anglicised O') means "grandson" or "descendant of" and Mac (Mc) means "son of". In the Irish language a woman uses Ní instead of Ó and Nic instead of Mac, and the following name usually softens: Ó Briain becomes Ní Bhriain. In English these distinctions disappear and the whole family is O'Brien.

What are the most common Irish surnames?

Murphy, Kelly, O'Sullivan, Walsh, Smith, O'Brien, Byrne, Ryan, O'Connor and O'Neill head the list. The generator mixes these with regional and rarer names such as Brosnan, Tangney, Heffernan and Moriarty so you are not handed the same five surnames every time.

Can I use these names for a fantasy character or world?

Yes. Irish is the source of many Celtic-flavoured fantasy names already, and the Gaelic-spelled forms with Ó, Mac and Ní read especially well in a medieval or mythic setting. Pair older names like Gráinne, Naoise or Fiachra with Irish-language surnames for the strongest effect.

How do I find "my" Irish name?

Most English names have a recognised Irish equivalent: John is Seán, Mary is Máire, William is Liam or Uilliam, Catherine is Caitríona, and surnames follow the Ó and Mac patterns above. Browse the generated names for the Irish form of your first name, then attach your own surname in its Gaelic spelling.

All 500 irish names

Browse the full list
  • Aoife Murphy
  • Cian O'Brien
  • Saoirse Kelly
  • Tadhg O'Sullivan
  • Niamh Walsh
  • Oisín Byrne
  • Ciara Ryan
  • Fionn O'Connor
  • Róisín O'Neill
  • Darragh O'Reilly
  • Siobhán Doyle
  • Cillian McCarthy
  • Gráinne Gallagher
  • Conor O'Doherty
  • Aisling Kennedy
  • Eoin Lynch
  • Caoimhe Murray
  • Pádraig Quinn
  • Clodagh Moore
  • Donnacha McLoughlin
  • Sinéad Connolly
  • Lorcan Daly
  • Orla O'Connell
  • Rónán Dunne
  • Éabha Brennan
  • Séamus Burke
  • Méabh Collins
  • Declan Clarke
  • Fiadh Hughes
  • Cormac Fitzgerald
  • Sadhbh Maguire
  • Ruairí Nolan
  • Eimear Flynn
  • Diarmuid O'Callaghan
  • Laoise O'Donnell
  • Fergal Duffy
  • Ailbhe O'Mahony
  • Odhrán Boyle
  • Bláithín Healy
  • Cathal O'Shea
  • Muireann Sweeney
  • Colm Hayes
  • Dearbhla Kavanagh
  • Finbar Power
  • Ríona McGrath
  • Seán Moran
  • Nuala Brady
  • Eoghan Casey
  • Aoibheann Foley
  • Fiachra Fitzpatrick
  • Sorcha O'Leary
  • Brendan McDonnell
  • Úna MacMahon
  • Turlough Donnelly
  • Caitríona Regan
  • Ultan Donovan
  • Bríd Flanagan
  • Malachy Mullan
  • Neasa Barry
  • Daithí Kane
  • Doireann Cunningham
  • Éamon Griffin
  • Cliodhna Kenny
  • Enda Sheehan
  • Líadan Ward
  • Senan Whelan
  • Mairéad Lyons
  • Naoise Higgins
  • Gobnait Cullen
  • Killian Keane
  • Eithne Maher
  • Lochlann McKenna
  • Fionnuala Hogan
  • Manus O'Keeffe
  • Órlaith Magee
  • Conall MacNamara
  • Aifric MacDermott
  • Tiernan O'Rourke
  • Caoilfhionn Buckley
  • Rian O'Dwyer
  • Dervla Tobin
  • Peadar Delaney
  • Bébhinn Costello
  • Proinsias Hennessy
  • Nóirín Keogh
  • Seosamh Kearney
  • Sibéal Lawlor
  • Tomás Lenihan
  • Treasa Mulcahy
  • Micheál Mulligan
  • Iseult Nagle
  • Muiris Noonan
  • Gormlaith O'Grady
  • Ardal O'Hara
  • Lasairíona O'Malley
  • Cahir O'Meara
  • Ríonach Phelan
  • Colmán Prendergast
  • Éadaoin Rafferty
  • Criostóir Roche
  • Damhnait Sheridan
  • Iarlaith Tierney
  • Onóra Tuohy
  • Labhrás Vaughan
  • Síle Brosnan
  • Piaras Cahill
  • Fionnghuala Carey
  • Ruadhán Carroll
  • Maighread Coleman
  • Feidhlim Condon
  • Alannah Conway
  • Redmond Corcoran
  • Bronagh Crowley
  • Réamonn Cronin
  • Aodhnait Cusack
  • Faolán Dillon
  • Ashling Dolan
  • Fachtna Downey
  • Eavan Egan
  • Donnchadh Fahy
  • Máirín Fallon
  • Rossa Farrell
  • Honora Feeney
  • Aengus Finnegan
  • Tuathla Geraghty
  • Gearóid Gilmartin
  • Ailís Gorman
  • Flann Hanlon
  • Mór Harkin
  • Breandán Heaney
  • Nessa Horgan
  • Phelim Jennings
  • Íde Joyce
  • Uilliam Kearns
  • Blathnaid Keating
  • Jarlath Kirwan
  • Dympna Lacey
  • Osgar Larkin
  • Sive Lucey
  • Cúan Madden
  • Clíona Mangan
  • Fintan McCabe
  • Etain McGinley
  • Art McGuinness
  • Aoibhinn McHugh
  • Lughaidh McNally
  • Caitlín McNulty
  • Bran Meehan
  • Sheila Monaghan
  • Conn Mooney
  • Maeve Mulvaney
  • Colum Nevin
  • Eimer Kiely
  • Shay Shortall
  • Tara Waters
  • Kieran Moloney
  • Kathleen Hourihane
  • Dermot Guinan
  • Maureen Loughlin
  • Desmond Keeley
  • Noreen Mac Carthy
  • Oran Hannigan
  • Erin Dunphy
  • Padraic Scanlon
  • Colleen Hurley
  • Eamonn Quigley
  • Eileen Garvey
  • Ciarán Dowling
  • Nóra Devlin
  • Kevin Behan
  • Shannon Treacy
  • Liam Fogarty
  • Grace Mulryan
  • Rory Tynan
  • Bridget Coyle
  • Shane Considine
  • Deirdre Duggan
  • Donal Skerrett
  • Emer Brogan
  • Brian Ahern
  • Aine Cleary
  • Garrett Halpin
  • Aoife Ní Bhriain
  • Tadhg Ó Súilleabháin
  • Caoimhe Ní Mhurchú
  • Cormac Ó Ceallaigh
  • Niamh Nic Cárthaigh
  • Oisín Ó Conaill
  • Síle Ní Dhálaigh
  • Fionn Ó Néill
  • Sadhbh Ní Chinnéide
  • Lorcán Ó Floinn
  • Gráinne Ní Ruairc
  • Ruairí Ó Tuathail
  • Méabh Ní Laoghaire
  • Dónal Ó Sé
  • Éabha Ní Shé
  • Cathal Mac Aodha
  • Róisín Ní Chaoimh
  • Colm Ó Gríofa
  • Muireann Ní Bhroin
  • Diarmuid Ó Dochartaigh
  • Clíodhna Ní Ghallchóir
  • Eoghan Mac Suibhne
  • Órla Ní Choileáin
  • Darragh Ó Muircheartaigh
  • Aisling Ní Fhearghail
  • Pádraig Ó Dubhthaigh
  • Bláithín Ní Cheallacháin
  • Seán Ó Mathúna
  • Doireann Nic Lochlainn
  • Tomás Ó Maoláin
  • Fiadh Ní Chróinín
  • Cillian Ó Cuinn
  • Sorcha Ní Mháille
  • Tiarnán Ó Cadhain
  • Eithne Ní Raghallaigh
  • Odhrán Mac Gabhann
  • Laoise Ní Bhriain
  • Micheál Ó hAodha
  • Caitríona Ní Shúilleabháin
  • Donncha Ó Briain
  • Ailbhe Ní Néill
  • Seosamh Ó Murchú
  • Bríd Ní Chonaill
  • Peadar Ó Raghallaigh
  • Úna Ní Chuinn
  • Fearghal Ó Laoghaire
  • Neasa Ní Chadhain
  • Ruadhán Ó Caoimh
  • Treasa Ní Ghríofa
  • Feidhlim Ó Broin
  • Aoibhinn Ní Dhochartaigh
  • Colmán Ó Gallchóir
  • Dearbhla Nic Shuibhne
  • Senan Ó Coileáin
  • Mairéad Ní Mhuircheartaigh
  • Ultan Ó Fearghail
  • Gobnait Ní Dhubhthaigh
  • Cúan Ó Ceallacháin
  • Sibéal Ní Mhathúna
  • Conall Mac Lochlainn
  • Ríona Ní Mhaoláin
  • Proinsias Ó Cróinín
  • Aoife Ní Chuinn
  • Fiachra Ó Máille
  • Eimear Ní Chadhain
  • Art Ó Cinnéide
  • Saoirse Ní Fhloinn
  • Naoise Ó Ruairc
  • Caoilfhionn Ní Thuathail
  • Nóra Ní Shé
  • Iarlaith Mac Aodha
  • Bébhinn Ní Chaoimh
  • Labhrás Ó Gríofa
  • Fionnuala Ní Bhroin
  • Éanna Ó Dochartaigh
  • Ríonach Ní Ghallchóir
  • Gearóid Mac Suibhne
  • Lasairíona Ní Choileáin
  • Piaras Ó Muircheartaigh
  • Damhnait Ní Fhearghail
  • Manus Ó Dubhthaigh
  • Maighread Ní Cheallacháin
  • Flann Ó Mathúna
  • Áine Nic Lochlainn
  • Lughaidh Ó Maoláin
  • Íde Ní Chróinín
  • Breandán Ó Cuinn
  • Onóra Ní Mháille
  • Osgar Ó Cadhain
  • Etain Ní Raghallaigh
  • Fachtna Mac Gabhann
  • Aifric Ní Bhriain
  • Finbar O'Donoghue
  • Aoibheann Twomey
  • Cormac Lynskey
  • Nuala Heffernan
  • Declan Hartnett
  • Fiadh Tuomey
  • Rónán Grealish
  • Clodagh Gilsenan
  • Eoin Hanratty
  • Siobhán Tangney
  • Cian Doolan
  • Ciara Lonergan
  • Tadhg Brannigan
  • Aisling Leddy
  • Oisín Cregan
  • Méabh Nangle
  • Darragh Galvin
  • Sinéad Fennelly
  • Cillian Breslin
  • Orla Canty
  • Seán Dineen
  • Róisín Greaney
  • Pádraig Moriarty
  • Caoimhe Looney
  • Fionn Fennell
  • Niamh Kirby
  • Lorcan Toner
  • Sadhbh Scully
  • Colm Dorgan
  • Laoise Rigney
  • Rory Mulhall
  • Éabha Cassidy
  • Diarmuid Mulvey
  • Ailbhe Keneally
  • Conor Tiernan
  • Saoirse Dempsey
  • Eoghan Rohan
  • Muireann Blake
  • Ruairí Coughlan
  • Dearbhla Hickey
  • Ronan Lyne
  • Gráinne Gleeson
  • Cathal O'Loughlin
  • Sorcha Kinsella
  • Odhrán Walsh
  • Eimear Coady
  • Donnacha Brophy
  • Caitríona Nash
  • Turlough Kiernan
  • Bláithín Hegarty
  • Cormac Timmons
  • Aoife Slattery
  • Senan Ruane
  • Úna Fitzmaurice
  • Killian Bergin
  • Clíona Tully
  • Fergal O'Flaherty
  • Eithne Geary
  • Ultan Shiels
  • Doireann Cawley
  • Tiernan Scanlan
  • Líadan Kett
  • Lochlann Boland
  • Mairéad Haugh
  • Naoise Flood
  • Ríona Bannon
  • Daithí Greene
  • Neasa Costigan
  • Malachy Prunty
  • Fionnuala Kehoe
  • Enda Sheerin
  • Bríd Ledwidge
  • Cahir Dooley
  • Órlaith Faherty
  • Colmán Traynor
  • Gobnait Daunt
  • Redmond Glynn
  • Aoibhinn Creedon
  • Fintan Mac Donncha
  • Ciara Spillane
  • Kieran Sheahan
  • Nóirín Feehan
  • Eamonn Harney
  • Sive Maloney
  • Padraic Naughton
  • Honora Teehan
  • Seamus Dockery
  • Treasa Minogue
  • Peadar Culleton
  • Dervla O'Sullivan
  • Micheál Hurley
  • Alannah Breen
  • Tomás Fahey
  • Maeve Kilbride
  • Dermot Ruddy
  • Caitlín Tuite
  • Garrett Burns
  • Bronagh McAleer
  • Liam Molloy
  • Ashling Devaney
  • Brian Cunnane
  • Emer Aylward
  • Eileen Reidy
  • Shane Corrigan
  • Máire Gormley
  • Donal Shanahan
  • Deirdre Keyes
  • Brendan Heneghan
  • Maureen Conlon
  • Oran Tallon
  • Tara Hession
  • Ciarán Garrihy
  • Shannon Loftus
  • Eoin Quirke
  • Erin Clancy
  • Rian Lavin
  • Kathleen Tighe
  • Cian Nestor
  • Nessa Berrigan
  • Padraig Marnane
  • Eavan Tansey
  • Colum Mac Cormaic
  • Grace Kerrigan
  • Proinsias Hallinan
  • Aine Boylan
  • Criostóir Mac Eoin
  • Mór Ní Chonchúir
  • Tadhg Mac Fhionnbhairr
  • Síle Ní Mhaoileoin
  • Ciarán Ó Loingsigh
  • Caoimhe Ní Loingsigh
  • Éamon Ó Dúill
  • Dympna Ní Dhúill
  • Pádraic Ó Tuama
  • Niamh Ní Thuama
  • Séamus Ó Gráda
  • Bríd Ní Ghráda
  • Conchúr Ó Meachair
  • Órla Ní Mheachair
  • Odhrán Ó hEachthairn
  • Muirne Ní Cheallaigh
  • Tomás Ó hÓgáin
  • Aoibhe Ní Ógáin
  • Donncha Mac Craith
  • Ceara Nic Craith
  • Ruairí Mac Ruairí
  • Sinéad Nic Ruairí
  • Oscar Ó Cionnaith
  • Saoirse Ní Chionnaith
  • Lochlann Ó Briain
  • Meadhbh Ní Fhiannachta
  • Fearghus Ó Fiannachta
  • Cliodhna Ní Chearnaigh
  • Fiach Ó Cearnaigh
  • Eimer Ní Dhomhnaill
  • Dónall Ó Domhnaill
  • Gormfhlaith Ní Eidhin
  • Bearach Ó hEidhin
  • Ailís Ní Ghuairim
  • Cuán Ó Guairim
  • Eala Ní Chonghaile
  • Eoghan Ó Conghaile
  • Caillín Ó Tnúthail
  • Cáit Ní Thnúthail
  • Tiarnán Ó Maolchatha
  • Caoileann Ní Mhaolchatha
  • Fionn Mac Amhlaoibh
  • Cliona Nic Amhlaoibh
  • Dáire Ó Dálaigh
  • Dáithí Ó Cuív
  • Neans Ní Chuív
  • Brógán Ó Luasa
  • Cróna Ní Luasa
  • Seanán Ó hAirtnéide
  • Aoileann Ní Airtnéide
  • Lúcás Ó Loideáin
  • Banba Ní Loideáin
  • Ailbe Ó Maonaigh
  • Crístíona Ní Mhaonaigh
  • Diarmaid Ó Seachnasaigh
  • Siún Ní Sheachnasaigh
  • Cormac Mac Diarmada
  • Eilís Nic Dhiarmada
  • Feargal Ó Ríordáin
  • Máirín Ní Ríordáin
  • Ruarc Ó Maolmhuaidh
  • Niamh Ní Mhaolmhuaidh
  • Bran Ó Cathasaigh
  • Tuathla Ní Chathasaigh
  • Cairbre Ó Duibhir
  • Íte Ní Dhuibhir
  • Aodh Ó Croidheáin
  • Uaithne Ní Chroidheáin
  • Fearghal Ó Cléirigh
  • Ríoghnach Ní Chléirigh
  • Senach Ó Deirg
  • Sorcha Ní Dheirg
  • Alastar Ó Maolriain
  • Caoimhe Ní Mhaolriain
  • Fiadhnait Ní Chonchobhair
  • Cormac Ó Conchobhair
  • Cathaoir Ó hIfearnáin
  • Laoiseach Ní Ifearnáin
  • Muiris Ó Dónaill
  • Gormlaith Ní Dhónaill
  • Ronan Mac Giolla Phádraig
  • Róise Nic Giolla Phádraig
  • Eamon Mac an tSaoi
  • Bríd Nic an tSaoi
  • Mánus Ó Domhnaill
  • Aoife Ní Ghrianna
  • Séamas Ó Grianna
  • Cillian Mac Conmara
  • Eibhlín Nic Conmara
  • Eoghan Ó Drisceoil
  • Sadhbh Ní Dhrisceoil
  • Caitríona Ní Cheallaigh
  • Niamh Ní Choisdealbha
  • Páidí Ó Coisdealbha
  • Léan Ní Mhóráin
  • Éanna Mac Giolla Bhríde
  • Aodhán Ó Faoláin
  • Síomha Ní Fhaoláin
  • Dáibhí Ó hUiginn
  • Aoibhín Ní Bhreathnach
  • Mícheál Breathnach

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