Some Random ideas:
You could name it after a dwarf...
or Figaro from Pinocchio...or Gideon...
Haha, I doubt you'd want it to be named Lucifer
there's Dinah from Alice in Wonderland, but that's a girl...
there's also Sgt. Tibbs from 101 Dalmations...
Bagheera...
Thomas O' Malley...or Toulouse or Berlioz (The Aristocats)
Chip is a cute name...
Rufus from the Rescuers...
and of course there's Simba or Mufasa...
Meeko is a cute name too...
I've always thought Djali from Hunchback had a cool name...and Clopin is neat too...
Mushu...
Kuzco...
Stitch...(sorry, Stitch haters)
Kenai or Kovu (if you like Brother Bear)
Nemo was a good idea...
or you could always name him after your favorite prince/hero...Phillip, Peter Pan, Arthur, Aladdin, Hercules, Eric, etc...