Irish Surnames
Here are the 1,100 most common Irish surnames in our database. Enter your name in the bar below to search in the table. If you don't see your name here, please contact us to inquire as we have more than 5,000 Irish names in our database.
| Surname | Gaelic |
|---|---|
| Adams | Mac Adaim |
| Agnew | O Gnimh |
| Ahern | O hEathirn |
| Alexander | Alastar |
| Allen | O h-Ailin |
| Anderson | Mac Andreis |
| Armstrong | Treanlamhach |
| Atkinson | Mac Aidicin |
| Aylmer | Aighlmear |
| Bailey | Baille |
| Baker | Bacaeir |
| Barrett | Bairead |
| Barron | Barun |
| Barry | de Barra |
| Baxter | Mac an Bhacstair |
| Beatty | Biadhtach |
| Beirne | O Beirn |
| Bell | Mac Giolla Chloig |
| Bennett | Bineid |
| Bergin | O Beirgin |
| Berry | O Beara |
| Black | O Duibh |
| Blair | Blarach |
| Blake | de Blaca |
| Bolger | O Bolguidhir |
| Boyce | O Buadhigh |
| Boyd | Buiteach |
| Boylan | O Baoigheallain |
| Boyle | O Baoill |
| Bradley | O Brolachain |
| Brady | Mac Bradaigh |
| Brennan | O Branain |
| Brien | O Briain |
| Broderick | O Bruadau |
| Brogan | O Brogain |
| Brophy | O Broithe |
| Browne | de brun |
| Bryan | O Braoin |
| Buchanan | O Buachain |
| Buckley | O Buachalla |
| Burke | de Burgo |
| Burns | MacConboirne |
| Busher | Carrun |
| Caffrey | Mac Gafraidh |
| Cahill | O Cathail |
| Caldwell | O h-Uairisce |
| Callaghan | O Ceallachain |
| Callan | O Cathalain |
| Campbell | Mac Cathmhaoil |
| Campion | |
| Cannon | O Canannain |
| Cantwell | de Canbtual |
| Carey | O Ciardha |
| Carmody | O Cearmada |
| Carney | O Cearnaigh |
| Carolan | O Cearbhallain |
| Carroll | O Cearbhallain |
| Carson | Mac Corsain |
| Carter | Mac Artuir |
| Carthy | O Carthaigh |
| Carty | O Carthaigh |
| Caulfield | Mac Cathmhaoil |
| Cavanagh | Caomhanach |
| Clarke | O Cleirigh |
| Cleary | O Cleirigh |
| Clifford | O Clumhain |
| Coan | Mac Comhain |
| Cody | Mac Oda |
| Cogley | O Coigligh |
| Coleman | O Clumhain |
| Colgan | Mac Colgan |
| Collins | O Coileain |
| Comerford | Comartun |
| Commons | O Comain |
| Condon | de Condun |
| Conlan | O Coinghiollain |
| Conlon | O Coinghiollain |
| Conneely | O Conghaile |
| Connell | Mac Dhomnaill |
| Connolly | O Conghalaigh |
| Connor | O Conchubhair |
| Conroy | O Conraoi |
| Conyers | O Conchuir |
| Cooke | MacCuga |
| Cooney | O Cuanna |
| Cooper | O Cuipeir |
| Corbett | O Corbain |
| Corcoran | O Corcrain |
| Cormack | Mac Cormaic |
| Corr | O Corra |
| Corrigan | O Corragain |
| Cosgrave | O Coscraigh |
| Costello | Mac Coisteala |
| Cotter | Mac Coitir |
| Coulter | O Coltair |
| Cowan | MacComhainn |
| Coyle | Mac Giolla Chomhaill |
| Coyne | O Cadhain |
| Craig | de Creag |
| Crawford | Mac Crabhagain |
| Cronin | O Croinin |
| Crowe | Mac Conchradha |
| Crowley | O Cruadhlaoich |
| Cullen | Mac Cuilinn |
| Cullinan | O Cuileanain |
| Cullinane | O Cuileanain |
| Cummins | O Cmain |
| Cunningham | Coineagan |
| Cunningham | Mac Cuinneagain |
| Curran | O Corrain |
| Curry | Comhraidhe |
| Curtin | Nac Cuirtin |
| Cusack | Ciosog |
| Dalton | Daltun |
| Daly | O Dalaigh |
| Darcy | O Dorchaidhe |
| Davidson | Daidh |
| Davis | Daibhis |
| Davison | Mac Daibhis |
| Dawson | Mac Daibhis |
| Day | O Dea |
| Delahunty | O Duichaointigh |
| Delany | O Duibhshlaine |
| Dempsey | O Diomasaigh |
| Desmond | O Deasmhumhanaigh |
| Devereux | Deabhrus |
| Devine | O Daimhin |
| Devlin | O Doibhilin |
| Dickson | Mac Riocaird |
| Dillon | Diolun |
| Dixon | Mac Riocaird |
| Dogherty | O Dochartaigh |
| Doherty | O Dochartaigh |
| Dolan | O Dulain |
| Donaghy | Mac Donnchaidh |
| Donaldson | Mac Donchaidh |
| Donegan | O Donnagain |
| Donnell | Mac Domnhnaill |
| Donnellan | O Domhnallain |
| Donnelly | O Donnaile |
| Donohoe | O Donnchadha |
| Donovan | O Donnabhain |
| Doogan | O Dubhagain |
| Doolan | O Dulainne |
| Dooley | O Dulaoich |
| Doran | O Deorain |
| Douglas | Mac Dughlais |
| Dowd | O Duda |
| Dowling | Dullaing |
| Downes | O Duibhain |