• Go to Customers > Account Management > Search.
• Search for the name of the customer on the account you wish to delete.
• When you see the name of the customer in the search results, click the linked name.
• On the Account Overview, click the Delete button.
• The Customer's Account is now deleted.

Note: If the customer has enrolled in any Program or made any purchases on your site, they cannot be deleted and instead should be deactivated. How to Deactivate a Customer Account