Major Evan Lorne, USAF is a fictional character in the Canadian–American Sci-Fi Channel television series "Stargate SG-1" and "Stargate Atlantis", two military science fiction shows about military teams exploring the galaxy via a network of alien transportation devices. Played by Kavan Smith, Evan Lorne was first introduced as a recurring character in the seventh season of "Stargate SG-1", holding the military rank of Major in the United States Air Force. He joins the Atlantis expedition after "The Siege" as one of the personnel on the "Daedalus" class battlecruiser.