If you are transferring to Ireland, you may be able to exchange your existing driving license

https://irish-driving-licencelcii053.fairmontdigest.com/posts/3-reasons-you-re-not-getting-republic-of-ireland-driving-licence-isn-t-working-and-the-best-ways-to-fix-it

If you are moving to Ireland, you might be able to exchange your existing driving license. Inspect eligibility rules and required documents for a smooth transfer.