| Merrion Square | |
|---|---|
 Clockwise from top: Merrion Square North as seen from Merrion Square Park; Rutland Fountain; 1 Merrion Square North, the childhood home of Oscar Wilde | |
  Merrion Square  Merrion Square | |
| Type | Georgian garden square |
| Location | Dublin, Ireland |
| Coordinates | 53°20′23″N 6°14′57″W / 53.33972°N 6.24917°W |
| Area | 4.73 hectares (11.7 acres) |
| Created | 1762 |
| Founder | Richard FitzWilliam, 7th Viscount FitzWilliam |
| Designer | John Smith and Jonathan Barker (1762 layout) |
| Owned by | Privately (1762-1974) Dublin City Council (1974 onwards) |
| Operated by | Dublin City Council |
| Status | Open all year |
Merrion Square (Irish: Cearnóg Mhuirfean) is a Georgian garden square on the southside of Dublin city centre.