225+ Irish Boy Names (with Meanings)

Irish boy names — and Celtic boy names in general — are becoming more and more popular beyond their native shores. In the US, the Irish name Liam is now Number 1 and all the different spellings of Aiden have climbed to the top of the U.S. popular names list.

Along with Liam and Aiden, other Irish boy names on the US Top 1000 include Finn, Declan, Connor, and Brody. Trending Irish names for boys include Ronan, Rory, and Sullivan.

In Ireland, top Irish boy names include Conor, Fionn, Oisin, and Cillian. Unique Irish boy names attracting attention include Cashel, Cormac, and Rafferty.

Irish names for boys and trending in other countries as well. Liam is an astonishing international success, ranking in the Top 25 in countries as diverse as Argentina and Austria, Sweden and France. Finn is another Irish boys' names that's an international star, in the Top 100 in Belgium, Germany, and The Netherlands.

While Irish names have become more popular for both genders, we see the style factor on the rise particularly in Irish boys' names unheard of here a generation ago, such as Declan and Finn. This list of Irish boy names is ordered by their current popularity on Nameberry.

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