I thought my name was pretty unique... But when trying to Google for things I've written I have to wade past pages of Harry Potter related stuff. In Google groups the top hit for "Jim Snape" is pretty offensive and not related to me. Is this slander/libel? What if a prospective employer were to use Google to try and find background on me?

For reference, the best way to get the good hits is filter out the rubbish. The following work reasonably well:

This works, but there are quite a few other Snape's out there...
google: "Jim Snape" -webmaster -page-zone -admin.net -potter

This one brings back nearly all my newsgroup posts without any irrelevant pages.
google groups: "Jim Snape" -webmaster -page-zone -admin.net -potter