Open Chrome
Click the profile icon in the top-right corner
Click the gear icon or Manage profiles
Select the profile connected to the Google account
Click the three-dot menu on that profile
Click Delete
Confirm Delete
If you only want to sign out of the Google account
Click the profile icon in the top-right corner
Click Turn off sync or Sign out
Confirm the action
If the account is saved in Chrome settings
Open Chrome Settings
Click You and Google
Click Sync and Google services
Click Turn off
Confirm
If the account is listed in your browser profile
Open Chrome
Click the profile icon
Select the account
Click Manage your Google Account
Remove the account from the device if prompted