Skip Main Navigation
  • Collapsed Find & Reserve Hotels, Deals & More
  • Collapsed Reservations View & Manage
  • Not a member?
    Join Now

London Marriott Hotel Grosvenor Square

Grosvenor Square · London W1K 6JP United Kingdom

Executive Lounge & Suite Amenities

Fusing contemporary chic with classic luxury, the 5-star London Marriott Hotel Grosvenor Square is London's best address. By staying in one of our luxurious suites, you receive access to the exclusive Executive Lounge, games room and other great benefits.

Reservations & Policies

Reservations for suites at the London Marriott Hotel Grosvenor Square can be made online or call us directly at +44 (0) 207 931 1232.

Make a Reservation

Our hotel accepts all major credit and debit cards.

Guests can check-in from 4:00 p.m. on the day of arrival, and check-out time is by noon.

Executive Lounge

Relax and unwind from the hustle and bustle of London's city life in our prestigious Executive Lounge, offering continental and traditional breakfast in the morning, a selection of fine canapés and desserts in the evening, and a range of alcoholic/non-alcoholic beverages and lite snacks throughout the day, as well as complimentary Wi-Fi Internet access.

The Executive Lounge is open from 6:00am to midnight, seven days a week.

The Den Games Room

Guests of the prestigious five-star London Marriott Hotel Grosvenor Square hotel, have access to The Den, a unique games room located in the heart of the hotel. The Den features classic arcade games including Pac-Man, car racing, snooker and air hockey.

Whilst relaxing or enjoying a game in The Den, guests can order drinks directly from the Luggage Room. All children must be accompanied by an adult while in this area.


In-Room Dining

Enjoy a Gordon Ramsay dining experience from the comfort of your guest room or suite. The maze Grill menu is available 24 hours a day, seven days a week with our room service menu.

Priority Reservations at maze & maze Grill

By staying at the London Marriott Hotel Grosvenor Square, our Concierge team can arrange priority reservations at our on-site restaurants-maze and maze Grill. Enjoy the flavors of two of London’s most famous venues created by celebrity chef, Gordon Ramsey. 

maze Restaurant breaks the formal traditions of French cuisine, adopting Asian influences in tasting-sized dishes. Open for lunch and dinner, seven days a week. 

maze Grill is inspired by a modern New York Grill kitchen and combines contemporary architectural sensibility in a warm and relaxed atmosphere.

On-site Fitness Centre

The new fitness centre is fully equipped with a wide range of equipment, from cardiovascular to strength building and impact apparatus. Guests can choose from treadmills, benches, chest press and much more. The fitness centre is climate controlled with a maple floor, ensuring maximum comfort and soundproofing to provide guests with a relaxing workout environment.

Book Right, Only at offers a world of flexibility and benefits at your fingertips. You can expect the following whenever you book with us: 

  • Earn Marriott Rewards® points toward free hotel stays, airline miles and much more 
  • Marriott's Look No Further Best Rate Guarantee
  • Pay when you check-out and not a moment before* 
  • The right to change your reservation without incurring additional fees*
  • Specialty requests including feather-free rooms, early check-in, late check-out and extra pillows 

*Excludes advance purchase rates. Please view booking rate terms and conditions for more information.