If you are relocating to Ireland, you may be able to exchange your existing driving license
https://buy-irish-driving-licenckqcr056.ironwoodscope.com/posts/the-largest-issue-that-comes-with-driving-license-in-ireland-and-how-you-can-repair-it
If you are transferring to Ireland, you may have the ability to exchange your existing driving license. Check eligibility rules and needed documentation for a smooth transfer.