The Oxford Companion to Irish Literature is a book edited by Robert Welch and first published in 1996.

[1] Entries range from ogham writing to 1990s fiction, poetry, and drama.

There are accounts of authors such as Adomnán, 7th-century Abbot of Iona, Roddy Doyle, Brian Friel, Seamus Heaney, and Edna O'Brien.

[1] Individual entries are provided for all major works, like Táin Bó Cúailnge - the Ulster saga reflecting the Celtic Iron Age - to Swift's Gulliver's Travels, Edgeworth's Castle Rackrent, Ó Cadhain's Cré na Cille, and Banville's The Book of Evidence.

The book also presents some writers' historical contexts: The Oxford Companion to Irish Literature has information on general topics, ranging from the stage Irishman to Catholicism, Protestantism, the Irish language, and university education in Ireland; and on genres such as annals, bardic poetry, and folksong.