Below you'll find a Eugene O'Neill books list, including published and even unpublished works. This Eugene O'Neill bibliography includes all books by Eugene O'Neill, including collections, editorial contributions, and more. Any type of book or journal citing Eugene O'Neill as a writer should appear on this list. The full bibliography of the author Eugene O'Neill below includes book jacket images whenever possible. Everything from Hughie to Mourning Becomes Electra is included on this list.