LONDON MARRIOTT HOTEL GROSVENOR SQUAREPROUDLY MARRIOTT, UNIQUELY GROSVENOR SQUARE Experience 5-star service at the London Marriott Hotel Grosvenor Square. Perfectly situated in the upscale Mayfair neighbourhood, minutes from Oxford Street's world-class shopping, Hyde Park and iconic landmarks, our newly refurbished bedrooms and suites are elegantly furnished and feature marble bathrooms, signatur...ADZN1_UKCT