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

https://irish-driving-licenceogtc424.oakridgedigest.com/posts/15-of-the-most-popular-driving-license-ie-bloggers-you-must-follow

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