| St John's Cathedral | |
|---|---|
Ardeaglais Naomh Eoin | |
&sq=Qlik&lang=&file=File:LimerickRCCathedral.jpg) | |
&sq=Qlik&lang=&file=File:Ireland_adm_location_map.svg)  St John's Cathedral Location in Ireland | |
| 52°39′45″N 8°37′00″W / 52.66250°N 8.61667°W | |
| Location | Cathedral Place, Limerick, Ireland |
| Denomination | Roman Catholic |
| Website | https://www.limerickcathedral.com/ |
| History | |
| Status | Cathedral |
| Consecrated | June 1894 |
| Architecture | |
| Style | Gothic revival |
| Years built | 1856–1882 |
| Groundbreaking | 1 May 1856 |
| Completed | 1882 |
| Specifications | |
| Tower height | 81 m (266 ft) |
| Materials | limestone, |
| Administration | |
| Province | Cashel and Emly |
| Diocese | Limerick |
| Parish | Cathedral |
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St. John's Cathedral (Irish: Ardeaglais Naomh Eoin) is a Roman Catholic cathedral in Limerick, Ireland. Designed by the architect Philip Charles Hardwick, ground was broken in 1857 and the first Mass celebrated on 7 March 1859. It replaced a chapel founded in 1753.