As with Wales, and even more crushingly, there is a very clear winner in this category. Most frequently tagged "Ireland" on both GoodReads and LibraryThing, and owned by more users on both systems than any other book set in Ireland, it won a Pulitzer and dominated the best-seller lists of 1997. It is, for once, a work of non-fiction.
There are in fact two books even more popular among GoodReads users which have been tagged "Ireland" because of the origin of their authors, but as far as I remember (and I've re-read both fairly recently) no part of
On Librarything, it's fairly close at the top, though, with the winner just a nose ahead of
Those three are a bit further down the list on GoodReads, though with
Bubbling under: Roddy Doyle, Maeve Binchy, Leon Uris (gawd help us),
That sounds right up my street, thanks!