Galway Cathedral is the seat of the Bishop of the Roman Catholic Diocese of Galway, Kilmacduagh & Kilfenora. The word "cathedral" is derived from the Greek "kathedra", meaning a seat; and indeed this seat is to be found within the sanctuary of the Cathedral.
The Cathedral of Galway was dedicated on 15 August 1965, and as such is the youngest of Europe's great stone cathedrals. it is dedicated to Our Lady Assumed into Heaven and Saint Nicholas.