200+ Best Irish last names (2023)

When it comes to last names, there are a lot of different origins and meanings. In Ireland, a few different types of last names are commonly used. Irish last names, also known as surnames, have a rich history and cultural significance in Ireland. They were traditionally passed down from father to son and were used to identify individuals and families. Irish surnames often originate from a person’s occupation, physical, or personal characteristics. Here is a look at some of the most famous Irish last names and their origins.


What is An Irish Name?


There are many different roots for Irish names and, as a result, many different ways to spell them. 


10 Most Common Last Names in Ireland and Their Meanings


The following is a list of the 10 most common last names in Ireland, along with their meanings:

  1. Campbell– derived from the Irish word for “crooked mouth.”
  2. O’Brien – derived from the Gaelic word for “stone.”
  3. Nolan– derived from the Old Irish name noble
  4. Gallagher – derived from the Old Irish word for “eager” or “excited.”
  5. Fitzpatrick–derived from the Old Irish word for “son of Patrick.”
  6. McCarthy – derived from the Gaelic meaning of “son of Cathair” (an ancient personal name)
  7. Flanagan – derived from the Old Irish name meaning “Red.”
  8. Fitzgerald – derived from the Norman French name Fitz Gerald meaning “son of Gerald.”
  9. Brennan – derived from the Old Irish name Bran meaning “sorrow.”
  10. Dunne– derived from the Gaelic Badass surname meaning “dark.”

05 Most Short Irish Last Names and Their Meanings


  1. Boyle: This common Irish surname is derived from the Gaelic name “O’BOYLE,” meaning “pledge.” The Boyles were families of rash or angry people, and this surname is often found along the coast of Ireland.
  2. Kelly is another old Irish surname with maritime origins. It comes from the Gaelic “O Ceallaigh,” meaning “descendant of Ceallach.” This was a popular name among early Irish kings, and many famous Kelly families can be found in County Galway.
  3. Ryan is a common Irish surname, derived from the Old Irish name “Ríoghán.” This name means “little king” or “illustrious one” and was commonly given to boys born into royal families. The Ryans are one of the most numerous families in Ireland.
  4. Brien is an old Irish clan name derived from the Gaelic “Ó Briain.” This clan descends from Brian Boru, High King of Ireland, in the late 10th century. The O’Briens were once a powerful and influential family in Ireland, and their legacy can still be seen throughout the country.
  5. Mcthy is another prominent Irish clan derived from the Gaelic “Mac Carthaigh.” This clan descends from Cormac mac Airt, who was King of

History And Why Some Irish Surnames Start with “O.”


The history of Irish names is very interesting. 

As you can see, the history of Irish last names is very interesting, and there are many reasons why some names start with “O.”


How to Pronounce Irish Names


If you want to learn how to pronounce Irish names, you’ve come to the right place. While there are some similarities between Irish and English names, there are also many differences. Here are some tips to help you get started.

With these simple rules in mind, you should be able to pronounce most Irish names relatively easily. However, there are always exceptions to the rule. If you’re unsure how to pronounce a particular name, ask a native speaker or look it up online.


Summary

Ireland has a rich history and culture, and its people have unique last names that reflect this. In the past, many Irish names were anglicized by English colonial rulers, which led to the creation of many different spellings of the same surname. If you’re of Irish descent or are interested in learning more about Irish surnames, this article is for you. We’ve gathered some of the most common Irish last names and their origins and meanings. So take a look and see if your surname made a list!