edit: I know this is nonserious, but hell, if you wanted to do that and you live in the UK, you only have to fill out a deed poll and get it signed by someone :)
Long ago I worked in support on a government contract where the first name in the email directory was Alan Aaron. There was no such person, but the account got plenty of email because it was so easy to include by mistake. The COTR's staff would go in now and then to clear it out.
I know of an organization that included a fake person on sold lists so that they could determine if the list was being used within the bounds of the contract. And it was useful for testing.
edit: I know this is nonserious, but hell, if you wanted to do that and you live in the UK, you only have to fill out a deed poll and get it signed by someone :)