Merrion (Irish: Muirfin)^[1] is a townland and suburban area located about 4 km south east of Dublin City. The townland has an area of approximately 0.8 square kilometres (0.3 sq mi).^[2]

Merrion is situated along the Merrion Road between Ballsbridge to the north and Booterstown to the south.^{[citation needed]} This stretch of road, about 1 km long, contains a shopping mall (the Merrion Centre), St. Vincent's University Hospital, a Catholic church (Our Lady Queen Of Peace),^[3] the Merrion Inn public house, a petrol station, a Bank of Ireland branch, a restaurant and several retail outlets.^{[citation needed]}

Merrion lies within the administrative area of Dublin City, and ends at the border of the administrative area of Dún Laoghaire–Rathdown, near the Merrion Gates.^{[citation needed]}