👶

The perfect name is out there — we're here to help you find it.

Irish boy names starting with K bring together a distinct cultural heritage and a satisfying first letter. Whether you're drawn to Irish tradition or simply love how K names sound, these names all carry authentic roots.

Irish Boy names starting with K

  • 62 Irish boy names begin with K
  • All names include full etymology from Irish naming tradition
  • Irish names are known for their distinct cultural identity and staying power
  • Current popularity rankings help you choose between the classic and the rising

Irish Boy Names Starting With K

62 boy names of Irish origin beginning with K

#187
Irish
handsome
#367
Irish
Warrior
#402
Irish
Warrior
#508
Irish
Little and dark.
#567
Irish
Descendant of the warrior
#667
Irish
slender
#772
Irish
descendant of Conchbar
#772
Irish
handsome, beloved
#804
Irish
God is gracious
#817
Irish
Ciarán
#830
Irish
slender, fair
#922
Irish
slender
#987
Irish
Dark-haired.
#1021
Irish
Variant of Caiden, meaning 'fighter'.
#1039
Irish↑ Rising
Vigilant
#1054
Irish
A variant of Caden, signifying 'fighter' or 'spirit of battle'
#1060
Irish
ancient, enduring
#1118
Irish
handsome
#1124
Irish
Son of the chief
#1160
Irish
Descendant of Caoin
#1186
Irish
Little dark one
#1186
Irish
a diminutive form of the name Kieran, meaning 'little dark one' or 'black'.; a modern adaptation of the Old Irish name.
#1226
Irish
Derived from the male name Kenneth, meaning 'handsome' or 'comely'
#1231
Irish
Descendant of the ravager.
#1261
Irish↑ Rising
God is gracious
#1298
Irish
descendant of Ceagan
#1359
Irish
a variant of Kevin, meaning 'handsome' or 'kind'.
#1363
Irish↑ Rising
slender, narrow
#1401
Irish
Slender or narrow
#1432
Irish
ancient
#1492
Irish
descendant of Ceallach; slender
#1536
Irish
Descendant of Cágan
#1580
Irish
Descendant of Caoin (gentle)
#1692
Irish
Variant of Kian, meaning 'ancient' or 'grace'.
#1713
Irish
Descendant of the Celts
#1778
Irish
pure, clear
#1826
Irish
dark, black
#1920
Irish
ancient, enduring
#1924
Irish
A beloved name with deep roots
#1926
Irish
from the narrow river
#1927
Irish
Descendant of Ceann
#1980
Irish
Derived from 'Cailín,' meaning 'little boy' or 'young one.'
#2754
Irish↑ Rising
slender
#3843
Irish
Descendant of the ruler.
#5158
Irish
A variant of the name Caolán, meaning 'slender' or 'narrow'.
#5577
Irish↑ Rising
warrior
#5794
Irish↑ Rising
descendant of Caoinán, meaning 'slender' or 'reverent'
#6354
Irish
ancient, distant from the past
#7506
Irish↑ Rising
dark; black.
#8248
Irish
slender, fair, or those who are mighty
#9348
Irish
handsome
#9354
Irish
descendant of the handsome one
Irish
handsome
Irish
slender or fair; descendant of Caoinlean
Irish
little dark one; black
Irish↑ Rising
Cillean, meaning 'warrior or church'
Irish
slender
Irish
descendant of Caoinin
Irish
ancient; little ancient one
Irish
slender, thin
Irish
slender, fair; descendant of Caoinlean
Irish
Dark-haired

Get your free baby name shortlist

Tell us your style, we'll send 20 names you'll love — curated, not generated.