If you are relocating to Ireland, you may be able to exchange your existing driving license
https://irishdrivinglicense.comnfcz386.greyhavendaily.com/posts/why-do-so-many-people-want-to-know-about-drivers-licence-in-ireland
If you are moving to Ireland, you might have the ability to exchange your existing driving license. Check eligibility rules and needed documents for a smooth transfer.