International Baby Names · Middle Names, Surnames, and Nicknames · Unisex Baby Names
400+ Irish Last Names (With Meanings and Popularity)
Across 21 pages
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Galvin
Irish
"a sparrow"
More common as a surname, Galvin is a possible alternative to Gavin and Calvin.
Gannon
Irish
"fair-skinned, fair-haired"
The name of a historic Irish leader, Gannon has a solid, yet spirited feel. It was one of the fastest-rising names of 2014, but that trend didn't continue. One pop culture influence was the name of…
Garvan
Irish
"rough little one"
Irish surname derived from the name Gairbhín, a diminutive of garbh , "rough". It's barely been used as a first name, but could be a similar-yet-different alternative to names like Nolan and Sullivan.
Garvey
Irish
"rough peace"
Occasionally used in the African-American community to honor Jamaican activist Marcus Garvey, known as "Emperor of the Kingdom of Africa," though his first name is more frequently chosen. Another…
Gilligan
Irish
"lad"
With the jaunty rhythm of other Irish surnames like Finnegan and Sullivan, plus the possibility for cool nickname Gil, this seems like a good candidate for the first name slot. It was the name of the…
Gilmore
Irish and Scottish
"devoted to the Virgin Mary"
For better or worse, this name is still firmly attached to the TV series Gilmore Girls . It's one of a number of Scottish and Irish surname names beginning with Gil, meaning "servant". In this case,…
Conlan
Irish
"hero"
An undiscovered Irish surname with a cool meaning. It could work as an alternative to Connor and Lachlan.
Hagan
Irish
"little fire; young"
For fans of Hayden, Aiden, and Logan who are on the hunt for something familiar but unique, Hagan may be a possibility. It comes from the Irish surname Higgins, which itself derives from either Ó…
Hamill
English
"scarred"
Though we usually think a name's image in contemporary culture supersedes its ancient meaning, this is a case where the definition could undermine a child's self-esteem.
Harmon
Irish variation of Herman
Has a harmonic feel.
Farrell
Irish
"courageous"
If you're looking for a pleasing namesake that's more modern than Darrell/Darryl, this would make an excellent choice. Farrell is an Anglicized form of the Irish Fergal, and was well used as a first…
Hayes
English surname
"hedged area"
Hayes is a stylish surname name, reminiscent of vintage Hazel, contemporary Collins, nature-inspired Forest and Rivers, and older unisex favorites like Hayden, Reese, and Casey. While it has seen…
Farrell
Irish
"courageous"
Farrell is usually considered a boy's name, though the soft sound of this Irish surname makes it perfectly appropriate for a girl, reminiscent of Farrah.
Hennessy
Irish surname name
Hennessy has attracted some notice as a first name via rapper Cardi B's sister Hennessy Carolina. It certainly has a pretty sound and can hold its own with the new generation of Irish names for girls…
Hogan
Irish
"youth"
Logan came from nowhere in the past few decades to break the Top 25, and Hogan is a good bet to follow, now that "Hogan's Heroes" has faded from memory.
Hughes
English, Scottish, Irish surname
"mind, intellect; son of Aodh"
Part of the next generation of preppy H-beginning surnames. Once Harrison, Hudson, and Holden are no longer fresh, expect to hear more little boys being called Hughes, Hutch, and Henderson on the…
Coltrane
Irish surname
"descendant of Coltarán"
The great sax player John Coltrane could be a cool naming inspiration for a jazz fan. Plus, it gives you stylish nickname Colt, if you didn't love Colton or Colter. From it's Irish roots, it means…
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…
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,…
Callan
Gaelic
"descendent of Cathalan; descendent of the battle ruler"
Callan is a Top 100 name for boys in Scotland and is on the rise in the US too, however, it has a unisex feel to it, thanks to nickname Callie. An anglicized form of the Irish surname Ó Cathaláin,…