International Baby Names · Middle Names, Surnames, and Nicknames · Unisex Baby Names
400+ Irish Last Names (With Meanings and Popularity)
Across 21 pages
of 21
Brannigan
Brannigan is a masculine name of Irish origin, derived from the Gaelic surname Ó Branagáin, meaning 'descendant of Branagán.' The element 'bran' in Celtic languages refers to 'raven,' giving the name…
Brannon
Irish variation of Brennan
Occasionally used as an alternative to Brandon or Brennan.
Brennan
Irish
"descendent of the sad one"
Brennan is an Irish last name that could join the group of similar names now ranking among the top Irish names for baby girls in the US: Riley, Kennedy, and Quinn. Currently, only 16 baby girls were…
Brennan
Irish
"descendent of the sad one"
Brennan is a winning Irish surname name, more modern than Brian or Brendan, more unusual than Conor and Aidan. The only possible problem with Brennan: people might think you're saying Brendan.…
Breslin
Irish
"son of Breasal"
Breslin is a classic Irish surname that's found its way onto the first name roles in the US, but only for girls.
Breslin
Irish
"son of Breasal"
An Irish surname choice that could very well make its way into first name territory, though its father name Breasal is virtually unknown in the US.
Brogan
Irish
"small shoe"
Brogan is a cheerful Irish surname that would fit right in with the Logans and Br-starting names now trendy for boys. It's been on the pop list for the past three years, though it's sliding again.…
Broggan
Broggan is a masculine name with Irish and Gaelic roots, likely derived from the surname Brogan which comes from the Gaelic 'bróg' meaning 'shoe' or 'sturdy.' This uncommon name carries strong Celtic…
Brosnan
Irish
"dweller near the Brosna River"
Actor Pierce made both his first and last name appealing.
Buckley
English
"meadow of the deer"
Mama's boy.
Burke
French
"from the fortress"
Simple, usable surname choice.
Byrne
Byrne is a masculine name of Irish and Gaelic origin, derived from Ó Broin, meaning "descendant of Bran." The name Bran translates to "raven" in Gaelic, giving Byrne associations with this…
Byrnes
Byrnes originated as an Irish surname derived from the Gaelic 'Ó Broin,' meaning 'descendant of Bran,' where Bran referred to 'raven.' As a masculine given name, Byrnes represents the growing trend…
Cagney
Irish
"tribute"
Cagney is one of the spunkiest Irish surnames around, and could make a lively and fresher successor to the tired Casey. James Cagney will be remembered not only for his iconic gangster films, but…
Calhoun
Irish
"from the narrow forest"
A beaming, friendly Irish last-name-first-name waiting to be discovered, though anyone into American history might associate it with John C. Calhoun, a 19th century statesman who defended slavery.…
Calihan
Calihan is a modern masculine name with Irish and Gaelic roots. It likely derives from the surname Callahan (from Irish 'Ó Ceallacháin'), meaning 'descendant of Ceallachán,' where Ceallachán referred…
Callaghan
Irish
"lover of churches"
A classic Irish "top-o'-the-mornin' surname with a lot of rhythm and pizzazz.
Callahan
Irish surname
"bright-headed"
This friendly Irish surname is catching on with girls, perhaps due to the easy Callie nickname.
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,…
Callaway
English from Latin
"pebbly place"
A surname-style name with a flowing sound and an easy-going feel, Callaway derives from the French place name, Caillouet-Orgeville, which ultimately comes from the Norman word for "pebble". Also…