5 Star Hotel. The Merrion, located in the heart of Dublin city centre, is the capital’s most luxurious five star hotel. The 142-bedroom and suite hotel is as welcoming as it is stylish. An impeccable restoration of four Georgian townhouses, The Merrion is a marriage of exquisite comfort, relaxed elegance and advanced guest facilities, including free Wi-Fi, an 18m pool, spa, and gym. The Merrion is home to the 2-star Michelin Restaurant Patrick Guilbaud, The Cellar Bar, The Garden Room, and the intimate No. 23 Cocktail Bar.