Yes. Your University of London email account is your Student Portal username in the following format: username@student.london.ac.uk 

The University of London uses Gmail as the provider for all students email boxes. If you already have a Gmail account you will need to 'Add account' on the Gmail login page or sign out from your current Gmail account and sign in again using your student account. 

You will then be able to enter your student email and password to access your student email. You can access your student email via your Student Portal.

Your password will be the same as your Student Portal password.