New Brian is a canine character who only appeared in the Family Guy episode "The Man With Two Brians". He intended to replace Brian, and was loved by the family. Stewie Griffin later tries to get Brian back. It is then revealed that New Brian became somewhat of a villain, after he raped Stewie's teddy bear Rupert, and brags about it to Stewie. In the end, Stewie murdered him, cut him into pieces with an axe, and threw him away.
- He returned in New Brian Strikes Back.