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

https://driving-license-irelandhawt455.northstarcolumn.com/posts/the-no.-1-question-that-everyone-in-driving-license-in-ireland-should-be-able-answer

If you are moving to Ireland, you might be able to exchange your existing driving license. Examine eligibility guidelines and required documentation for a smooth transfer.