My only 3 favourites are:
1 Rafiki
2 Adult Simba
3 Ed
I've no idea why most of you like Scar, but I hate him and he is my most hated character in the film and I still wish he could fight Captain Hook, Prince John, Gaston, Jafar, Frollo, Hades and Shan-Yu and kill them all as seen at 18:27 here
https://www.youtube.com/watch?v=4rdCyXh2W3E with him on his back biting their throats to their deaths.