Password Protect your Google Chrome

Simple Startup Password is an addon for Google Chrome browser that blocks unauthorized people from using your browser. Just go to the extensions gallery of Google Chrome and install the Simple Startup Passwordadd-on for your browser.

After installing the add-on go to Settings -> Options ->Extensions. There look for Simple Startup Password and click on Options. Set a password for your browser and done. Now every time you start your Google Chrome browser it will ask you for the password and if you fail to give the correct password your browser will be closed.