Jeff The Killer is a fictional character from an internet horror story known as a creepypasta. He is depicted as a disfigured young man with pale skin, dark hair, and a haunting smile. The character is often associated with themes of violence and madness, making him a popular figure in online horror communities. The story of Jeff The Killer typically revolves around his transformation from a normal teenager to a murderous figure after a series of traumatic events. His legend has inspired various fan art, videos, and adaptations, contributing to his status as a notable character in modern internet folklore.