Johner, played by Ron Perlman, is a character in the film Alien Resurrection.
Johner is a crew member and mercenary on the Betty. After the crew boards the Auriga they encounter Ripley 8, whom Johner tries to seduce. She overpowers him, attacking the rest of the crew as well.
The Aliens escape captivity, forcing Johner and the rest of the crew to collaborate with Ripley 8 to escape from the Auriga. When he asks Ripley 8 how Ellen Ripley defeated the Aliens, she replies that Ripley died. Aboard the Betty, Johner and Dom Vriess co-pilot their damaged ship to Earth.