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 K. Sera in Max and Rex Rescue Rangers
He is Frenchie's companion
As Rufus in The Rescuers (Uranimated Version)
He is a Cat
As Mr. Ages in The Secret of NIMH (DogsVersion)
He is a Mouse
As Laffyette in The Aristocritters (Uranimated18 Version)
He is a Dog
As Sebastian in The Little Beauty
He is a Crab