If you are already a Marriott Rewards member, the Sign In button on the Insiders Home page will take you to the Marriott Rewards sign in page. When you sign in, you will be brought back to the Insiders Home Page where you will now be recognized with your existing User Name.
Please remember that your User Name is the one piece of information which will be shared with everyone (including guests). By default, your real name is shared only with yourself, although you may share it more widely if you choose to do so.
We encourage you to use your Profile page to share some information about your biography, your interests, and the kind of travel that appeals to you most.