With Dubliners Joyce invented a new genre which made use of the Irish capital not just as a realistic background but as the basis of a specific mode of representation : in the book the city is not just represented but to a certain extent becomes the medium of representation itself. In this regard, the map of the city becomes a narrative diagramme through which all the characters' actions are determined. After Joyce, several generations of novelists have sought to find their own mode of representation of Dublin : McGahern produced a new version of the traditional opposition between city and country, Dermot Bolger relied on the gothic, Roddy Doyle used the resources of orality. The present paper examines three very contemporary novels : Deird...