Dr. Dwayne
Self proclaimed tagline king.
Not sure what you're saying, but he definitely isn't entitled to have a bank account. If he's arguing that a bank account should be a right rather than a privilege then he's venturing into communism.
In Canada we have legislation that says banks have to provide a basic deposit account (access to basic banking services) but this is primarily related to what kind of ID you need to open one as AML rules can be a bit strict.
You can still be divested if you commit fraud of any kind or act like a dick in a bank branch. And when you act like a dick they'll put a message on your profile that other banks can see.