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Irish Names that Start With K

Updated October 2026

Names59

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Total Names59

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Showing 41–59 of 59

Kiernan
Irish
"little dark one"
Kiernan Shipka, aka Sally Draper on Mad Men , brings this Irish surname into the girls' column. And, like Kieran and Tierney and Tiernan, it's one of the perfectly unisex baby names . Only 14 girls…
Kermit
Irish, variant of Diarmaid/Dermot
"without injunction, without envy"
Kermit was a Top 500 name until the 1960s, not coincidentally the decade in which Kermit the Frog made it a one-person (well, one-frog) name. Derived from the Irish surname Mac Diamada, itself from…
Korey
Variation of Cory, English, or Corey, Irish
"from the hollow"
Korey was never widely used for girls, while sisters Cory and Corey faded from the Top 1000 in the mid-90s though they hang on for boys. With the rise of the classic name Cora, derived from the Greek…
Kier
Diminutive of Kieran or alternate spelling of Keir, Irish, Scottish
"little black-haired one; thicket, marsh"
Succinct and snappy, this name is both an alternative form of Keir and a short form of Kieran. It could therefore stem from the Irish ciar meaning "black" or the Scottish Kerr (via Norse kjarr ),…
Keela
Irish
"slender"
Is Keela distinct enough from Kayla to sound fresh and new? Maybe, though its similarity to the trendy cluster of names that also includes Kaylie and Kylie and Kelly may be enough to turn you off.…
Keeley
Irish
"slender"
One of the more feminine Irish surnames.
Keefe
Irish
"handsome and noble"
Keefe is an energetic Irish surname occasionally used as a first. Only caveat: Will people think your little Keefe is a Keith with enunciation problems?
Kavanaugh
Irish
"born handsome or son of Caomhan "
If you're looking for an Irish last name that moves beyond Casey and Cassidy, this one is pleasant sounding and worth considering. Kavanaugh, which can also be spelled Cavanagh, Cavenagh, Kavanagh,…
Kavanagh
Irish
"born handsome or son of Caomhan"
Kavanagh, which can also be spelled Cavanagh, Cavenagh, Kavanaugh, and Cavanaugh, is one of the few traditional Irish surnames not to start with Mc or O'. Kavanagh relates to the name first Kevin or…
Kevyn
Irish
"handsome"
Using Kevyn (or even Kevin) for a girl breathes new life into this tired boys' name.
Keenan
Irish
"ancient"
A lively boys' name that works well for girls.
Keelan
English variation of Caolán or Caoilfhionn, Irish
"slender and fair"
Typically used as a masculine name, Keelan may be considered an Anglicization of the Irish Caolán meaning "little slender one" or simply "slender" with a diminutive suffix. However, when used as a…
Keelin
Irish
"slender and fair"
Keelin is a form of Keelan, the Anglicized phonetic form of Caelan or Caoilinn, said to be a unisex name but in practice used almost exclusively for boys. Girls would more often be called Keela,…
Keara
Spelling variation of Keira or Kiera
One of many takes on the Keira/Kyra concept, this one was chosen by ice-skating champ Kristi Yamaguchi.
Kacie
English variation of Casey, Irish
"brave in battle"
A spelling variation of Casey, more popular for girls thanks to its similarity to classic Katie. Kayce and Casey itself are more popular for boys, though Kacie has been given in small numbers over…
Key
Variation of Mac Aodh or Kay or a word name
A variation of the Irish surname Mac Aodh (also McKee), meaning "son of Aodh, son of fire" or an alternative to Kay, ultimately from the Latin Gaius, meaning "rejoice", Key could equally be a word…
Kesey
Irish literary name, variation of Casey
Kesey is a possible literary hero name honoring Merry Prankster Ken Kesey, whose characters flew over the cuckoo's nest. Kesey rhymes with easy.
Keir
Irish, Scottish
"little dark one; marsh, thicket; fort"
While Keir is typically used for boys, a small number of girls were given the name in the late 1960s and 70s, perhaps owing to the actor Keir Dullea starring in the 1968 2001: A Space Odyssey .…
Keenen
Variation of Keenan
"ancient"
Energetic name that's keen to please.

Irish Names that Start With K

Kiernan

Kermit

Korey

Kier

Keela

Keeley

Keefe

Kavanaugh

Kavanagh

Kevyn

Keenan

Keelan

Keelin

Keara

Kacie

Key

Kesey

Keir

Keenen