2. Now, click Accounts and Import in the menu across the top, and then click Other Google Account Settings.
3. When you get to the new page, click Data Tools in the menu across the top, and then in the “Data Tools” box, click Delete Products.
4. In the new page that appears, under “Delete a Product”, click Delete Gmail Permanently. You may need to go through a confirmation window or page to complete the process, in which case you can change your mind if you decide not to delete your account. Or you can just go through with it.
There are a couple of things to note about deleting your Gmail account: