Grosvenor Square, London, United Kingdom W1K 6JP

Taking care of you.

Taking care of you has always been our number one priority, so you can focus on what's most important to you.

As part of Marriott International's family of brands, we have implemented a variety of new protocols and elevated practices, in response to the COVID-19 pandemic and keeping with our high standards of cleanliness and commitment to providing excellent service.

We have also made a few adjustments to the services, amenities, and facilities available during your stay.

Here is what to expect during your stay at London Marriott Hotel Grosvenor Square.
show more

Hotel Information

For more information on Marriott's Commitment to Cleanliness, please visit our corporate site.
Providing a safer environment for our guests and associates is a top priority. Achieving this is a shared responsibility. Please join us in our efforts to enhance the safety of our public spaces by complying with local regulations, being respectful of personal choices with regards to social distancing and the wearing of face coverings. We do appreciate your support and understanding.
  • Mobile check-in, mobile key and service requests via Marriott Bonvoy™ mobile app.
  • Face masks and disposable gloves provided on request.
  • Hotel cleans and sanitizes public areas and publicly accessible facilities every two hours or more if necessary.
  • No valet service is currently available for parking.


  • Enhanced Public Space Cleaning: We have increased the frequency of cleaning and disinfection, particularly in areas with high traffic including restrooms and elevators.
  • Personal Protective Equipment (PPE): Staff members will wear PPE (face coverings, gloves, etc) based on the activities they are performing and based on direction by the local authorities. Guests are welcome to wear personal face coverings.
  • Electrostatic Spraying: We're utilizing enhanced technologies, including electrostatic sprayers with hospital-grade disinfectants, to support our already rigorous cleanliness protocols.
  • Room Amenities: Disinfectant wipes are available upon request.
  • All in-room magazines, menus including room service and restaurants have been removed and replaced with QR codes.

Every guest room is thoroughly cleaned and disinfected prior to your arrival. 

We are committed to making the amenities and services at our property available to you while complying with local regulations, including guidance on reducing capacity in public spaces and reinforcing social distancing when required. The modifications we have made include:

  • Fitness Centre: Now open 24hrs. 
  • M Club Lounge: Open 7 days a week.

MClub Lounge: Open 24hrs

  • Breakfast served 7:00am - 10:30am Mon-Fri and 7:30am - 11:00am Sat-Sun
  • Canapes served 5:30pm - 7:30pm 7 days a week




  • Gordon Ramsay Bar & Grill: Open Monday - Sunday 12:00pm - 11:00pm
  • Lucky Cat by Gordon Ramsay: Open Monday 12:00pm - 10:30pm, Tuesday - Saturday 12:00pm - 10:45pm. Closed Sunday.
  • Luggage Room Bar: Opens 21st January 2022: Open Wednesday - Saturday from 5:00pm - 01:00am
  • In-Room Dining: Available 6:30am - 10:30pm.
Marriott Bonvoy Member Benefits: We are committed to delivering the Marriott Bonvoy benefits for your membership level. Thank you for your understanding in cases where we may have to offer an alternative.

Marriott Bonvoy members are invited to use the Marriott Bonvoy App (available on the App Store and Google Play) to take advantage of contactless options, including:

  • Mobile Check-In/Check-Out: Let us know via the app when you are planning to arrive and once you departed.
  • Mobile Key: Forgo the front desk altogether and go straight to your guest room
  • Mobile Dining: Order your private, in-room dining through the app.
  • Mobile Guest Requests: Connect with us via the app to request items you would like delivered to your guest room.


Not a Marriott Bonvoy member? Enroll here.

Available benefits vary by location and membership tier. At this hotel, please note that we currently offer the following Marriott Bonvoy benefits:


  • Breakfast: Served in either Gordon Ramsay Bar & Grill or the hotel's M Club Lounge.
  • Lounge Access: Available from Marriott Bonvoy Platinum Elite members and above, and guests staying in Executive Rooms or Suites.
  • Welcome Gift: Bonus Points and hotel credit available for Elite membership
  • Late Check-Out: Available for Elite membership according to status level.
  • Mobile Check-In/Check-Out: Available
  • Mobile Key: Available
  • Mobile Dining: Available
  • Mobile Guest Requests: Available