For other uses, see Tom. Thomas "Tom" Jasper Cat, commonly referred to as Tom Cat, or more simply referred to as Tom, and originally known as Jasper is one of the two anti-heroic protagonists in Tom and Jerry, alongside Jerry Mouse, created by William Hanna and Joseph Barbera. Despite being referred as an anti-heroic, Tom is more often placed in the role of the antagonist, with Jerry often being the protagonist just as much. Tom is a bluish-grey and white anthropomorphic domestic short haired tu