Origins

Irish names

The 90 most-given names of Irish origin in the US today.

  1. Liamboy · Irish short form of William, from Germanic 'will' + 'helm', meaning 'resolute protector'#1 · 20,818
  2. Rowanunisex · From the rowan tree (mountain ash), known for bright red berries#201 · 6,452
  3. Noragirl · Short form of Honora or Eleanor#20 · 6,380
  4. Rileyunisex · From Irish O Raghallaigh or an English place name meaning 'rye clearing'#19 · 6,107
  5. Aidenboy · Anglicized variant of Aidan#21 · 5,046
  6. Nolanboy · From Irish surname 'O Nuallan', meaning 'descendant of Nuallain', from 'nuall' meaning 'noble' or 'famous'#72 · 4,846
  7. Ryanboy · Little king #96 · 3,532
  8. Mylesboy · Variant of Miles, from the Germanic name Milo, early associated with Latin 'miles' meaning 'soldier'#16 · 3,511
  9. Quinnunisex · From Irish Ó Cuinn, 'descendant of Conn'#121 · 3,297
  10. Maevegirl · Anglicization of Irish Medb, meaning 'she who intoxicates'#101 · 3,153
  11. Roryunisex · Anglicization of Irish/Gaelic Ruaraidh or Ruairi, 'red king' or 'red-haired king'#227 · 3,100
  12. Kennedygirl · From Gaelic 'Ceanneididh' meaning 'misshapen head'#90 · 2,933
  13. Declanboy · Anglicized form of Irish Deaglán, Old Irish Declán, of unknown meaning though likely beginning with Old Irish dag meaning 'good'#150 · 2,570
  14. Hayesboy · English and Irish surname from Old English 'haes' meaning 'brushwood' or a dweller by a hedged enclosure#171 · 2,240
  15. Connorboy · From Irish Conchobhar, meaning 'lover of hounds' or 'wolf lover'#132 · 2,211
  16. Ryleegirl · Variant spelling of Riley, from the Irish surname Reilly of uncertain meaning or from Old English meaning 'rye clearing'#19 · 2,118
  17. Sloanegirl · From the Irish/Scottish Gaelic surname Sloan, meaning 'raider' or 'warrior'#166 · 2,077
  18. Callanboy · From the Irish surname Ó Cathaláin, meaning 'descendant of Cathalán' (little battle-mighty one)#146 · 1,917
  19. Finleyunisex · Anglicized form of Fionnlagh, from 'fionn' (fair) + 'laogh' (warrior)#346 · 1,770
  20. Lennonunisex · From Irish Gaelic 'Ó Leannáin', meaning 'descendant of Leannán', from 'leann' meaning 'lover'#228 · 1,729
  21. Finnboy · From Irish Fionn meaning 'fair' or 'white'#222 · 1,702
  22. Kevinboy · Derived from Irish Caoimhín, meaning 'handsome' or 'beloved', from 'caomh' (gentle, kind)#233 · 1,628
  23. Oscarboy · From Old Irish 'os' (deer) + 'cara' (friend), or from Old English meaning 'god's spear'#231 · 1,620
  24. Mollygirl · Medieval English diminutive of Mary, from Hebrew Miriam#196 · 1,601
  25. Callahanboy · From the Irish surname Ó Ceallacháin, 'descendant of Cellachán', a diminutive of Old Irish Cellach of uncertain meaning, traditionally 'bright-headed'#245 · 1,566
  26. Braydenboy · Modern variant of Braden, from the Irish surname Ó Bradáin derived from the byname Bradán meaning 'salmon'#199 · 1,545
  27. Brodyboy · From a Scottish and Irish surname derived from a place name, from Gaelic 'brothaigh' meaning 'muddy place' or 'ditch'#232 · 1,492
  28. Ronanboy · From Old Irish 'rón' meaning 'seal' (the animal)#182 · 1,406
  29. Briannagirl · Feminine form of Brian, from Irish 'brian' meaning 'high', 'noble', or 'strong'#184 · 1,372
  30. Aydenboy · Modern variant spelling of Aidan, from Irish 'Aodhán', a diminutive of 'Aodh' meaning 'fire'#21 · 1,343
  31. Kiaragirl · Italian form of Chiara, from Latin 'clarus' meaning 'clear, bright, famous'#254 · 1,335
  32. Brandonboy · Broom-covered hill #272 · 1,326
  33. Caseyunisex · From Irish 'Cathasaigh', meaning 'vigilant' or 'watchful'#447 · 1,300
  34. Collinsgirl · Irish/English surname from Gaelic 'Coilin', a diminutive of Col (Nicholas), meaning 'young Nicholas' or 'holly'#199 · 1,286
  35. Delaneygirl · From Irish Gaelic O Dubhslaine meaning 'descendant of Dubhslaine' (dark challenger)#205 · 1,283
  36. Reagangirl · Anglicization of Irish 'O Riagain', from 'ri' (king) and a diminutive suffix, meaning 'descendant of the little king'#189 · 1,244
  37. Kayleegirl · Variant of Kayla#127 · 1,205
  38. Norahgirl · Irish short form of Honora (Latin 'honor')#20 · 1,191
  39. Murphyunisex · From Irish Gaelic 'Murchadh' meaning sea warrior#414 · 1,124
  40. Alannagirl · Feminine form of Alan#88 · 1,099
  41. Sullivanboy · Anglicization of Irish O'Suilleabhain, meaning 'descendant of the dark-eyed one'#324 · 1,083
  42. Codyboy · From Irish surname Mac Oda, possibly 'son of Otto'#266 · 1,076
  43. Bradyboy · From Irish surname 'O'Bradaigh', meaning 'descendant of Bradach', possibly from 'bradach' meaning 'spirited'#326 · 1,071
  44. Aidanboy · Little fire#21 · 1,043
  45. Bryanboy · Variant spelling of Brian, from Old Irish brigh meaning 'strength' or 'virtue'#198 · 1,005
  46. Brianboy · From Old Irish 'brian', meaning 'high', 'noble', or 'strong'#198 · 979
  47. Rylanunisex · Modern name, possibly a blend of Ryan and Dylan, or a variant of Ryland (island meadow)#501 · 961
  48. Colinboy · Scottish diminutive of 'Col' (Nicholas) or from Irish Gaelic 'coilean' meaning 'whelp' or 'young dog'#244 · 950
  49. Kayceunisex · Modern phonetic respelling of Casey#1,649 · 928
  50. Alaynagirl · Variant of Alaina/Elena#149 · 927
  51. Teagangirl · Variant of Tegan, from Welsh teg meaning 'beautiful, pretty', used as 'darling'#310 · 894
  52. Ryleighgirl · Feminine variant of Riley, a surname name of Irish origin (from Ó Raghailligh, of unknown meaning) or English origin ('rye clearing')#359 · 891
  53. Gradyboy · From Irish surname 'Ó Grádaigh', derived from 'grádach' meaning noble or illustrious#384 · 851
  54. Desmondboy · From south Munster#387 · 839
  55. Kieranboy · Anglicized form of Irish 'Ciaran', from 'ciar' meaning 'dark, black'#399 · 817
  56. Kiragirl · Feminine form of Cyrus (Old Persian, of uncertain meaning) or from Irish ciar ('black, dark')#226 · 801
  57. Kianboy · In Irish, variant of Cian meaning ancient or enduring#279 · 797
  58. Killianboy · From Irish 'Cillian', possibly from 'ceall' meaning 'church' or a monastic cell#265 · 770
  59. Mckennagirl · Anglicized form of the Irish surname Mac Cionaodha, son of Cionaodh, used as a given name#273 · 758
  60. Kaneboy · From the Irish surname O Cathain, from Cathan (Old Irish cath, battle, plus diminutive suffix)#295 · 695
  61. Mackboy · From Gaelic 'Mac' meaning 'son of'#331 · 668
  62. Fionagirl · Fair, white, or pure#466 · 654
  63. Ryliegirl · Variant spelling of Riley, from a surname of dual origin: Irish Reilly (from Gaelic O Raghallaigh) or an English place name meaning 'rye clearing' in Old English#19 · 644
  64. Seanboy · Irish form of John, from Hebrew Yochanan meaning 'God is gracious'#321 · 616
  65. Collinboy · Variant of Colin, a medieval diminutive of Nicholas from Greek Nikolaos meaning 'victory of the people'#244 · 613
  66. Donovanboy · From the Irish surname Ó Donndubháin, from Donndubán combining Old Irish donn (brown) and dub (dark) with a diminutive suffix#461 · 609
  67. Cillianboy · From Old Irish 'Cellach' or 'Cillín'#500 · 595
  68. Raegangirl · Feminine variant of Reagan#189 · 589
  69. Maddenunisex · From Irish surname O'Madain, 'descendant of Madan', a diminutive of madadh ('hound')#892 · 570
  70. Finneganboy · Irish surname from 'O Fionnagain', meaning 'descendant of Fionnagan', a diminutive of 'Fionn' meaning 'fair' or 'white'#480 · 569
  71. Cassidygirl · From Irish Gaelic surname 'O Caiside', meaning 'descendant of Caiside', with 'cas' possibly meaning 'curly-haired'#404 · 558
  72. Eidenboy · Modern American respelling of Aiden, Irish meaning 'little fire' - popular variant spelling since 2010s#21 · 558
  73. Devinboy · Possibly from an Irish surname meaning 'bard/poet', or from the Old French for divine#366 · 548
  74. Makennagirl · Variant of McKenna, from Irish Gaelic 'Mac Cionaodha' meaning 'son of Cionaodh' (fire-born)#273 · 495
  75. Finnleyunisex · Modern variant of Finley, from Gaelic 'Fionnlagh' meaning fair warrior#346 · 481
  76. Keiragirl · Variant of Ciara#566 · 469
  77. Keeganboy · From Irish 'Mac Aodhagáin', a diminutive of Aodh ('fire')#529 · 449
  78. Kylianboy · Irish origin from Cillian (meaning 'church' or 'bright-headed')#265 · 448
  79. Shaneboy · Anglicized form of Irish 'Seaghan', a variant of Sean (John), meaning 'God is gracious'#576 · 439
  80. Eileengirl · Irish form of Evelyn or Eleanor#568 · 437
  81. Brianagirl · Feminine form of Brian#184 · 431
  82. Kinleygirl · From surname MacKinley, meaning 'son of Finlay' (fair-haired warrior)#477 · 409
  83. Shawnboy · Anglicized form of Sean, itself an Irish form of John, meaning 'God is gracious'#321 · 399
  84. Kennedigirl · Feminine variant spelling of Kennedy, from Irish Ceannéidigh meaning 'helmeted head'#90 · 398
  85. Kaceyunisex · Phonetic respelling of Casey#447 · 393
  86. Mckinleygirl · Scottish/Irish surname meaning 'son of Finlay' (Gaelic 'Mac Fionnlaigh'), used as a given name#609 · 393
  87. Macboy · From the Gaelic prefix 'mac' meaning 'son of'#331 · 390
  88. Sloanunisex · From Irish/Scottish Gaelic 'Sluaghan' meaning raider or warrior#774 · 386
  89. Bridgetgirl · From Irish Brighid, Celtic goddess of fire and wisdom#550 · 385
  90. Fallongirl · Anglicization of Irish 'O Fallamhain', meaning 'leader' or 'ruler'#701 · 349

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