how to remove your google account from a computer
Here is how to remove a Google account from Chrome: Select the user profile that you want to remove and click on the options icon from the top-right of the user profile. Now remove the Gmail account from chrome, click on “Remove This Person”. You will get a confirmation message, click again on “Remove This Person“.
Sign out of all accounts. Then when you go to Gmail it will ask you to sign in and choose from your accounts. At the bottom is the option to add an account or remove an account. Click remove account then click on the red (-) to remove the account you don’t want listed anymore.