The Diocese of Limerick (Irish: Deoise Luimnigh) is a Latin diocese of the Catholic Church in mid-western Ireland, one of six suffragan dioceses in the ecclesiastical province of Cashel and Emly.

The incumbent bishop of the diocese is Brendan Leahy.

The parishes are grouped into 16 Pastoral Units, where groups of priests are appointed to cover a number of parishes between them.

[2] Aside from the cathedral city of Limerick, the main towns in the diocese are Abbeyfeale, Adare, Kilmallock, Newcastle West, and Rathkeale.

The following is a list of the ten most recent bishops: This article incorporates text from a publication now in the public domain: Herbermann, Charles, ed.