Hmmm, I could be convinced by The Mouth of Sauron and Feanor to get a place in my top ten Rings baddies, but still nobody tops the satisfaction I get from reading and thinking about Saruman. He's so erm...
colourful!
I'm surprised more kids didn't vote for Gollum, but then he did have an endearing side in the films - and I personally don't think he's a villain, more of a victim as Bethberry says. Poor Gollum. I know someone who loves Gollum like he's an imaginary pet too.