Jock is a character from Lady & The Tramp.
As Old Bilbo Baggins in The Animal Lord Of The Rings and The Terrier
He is a hobbit
As Cranky Kong in Krypto Kong Country
He is an elderly, bitter gorilla
As Ben in Duchhontas
He is a settler
As Rufus in The Rescuers (Uranimated Version)
He is a Cat
As Laffyette in The Aristocritters (Uranimated18 Version)
He is a Dog
As Sebastian in The Little Beauty
He is a Crab