Dr. Elizabeth Weir is a civilian who leads the Atlantis expedition in the Stargate Atlantis television series. She was introduced in the Stargate SG-1 season seven two-parter, Lost City, and is played by Torri Higginson.
"I am Dr. Elizabeth Weir, the leader of the Atlantis expedition. I am a civilian, but I have extensive experience in the field of archaeology and alien contact. I am also a skilled diplomat and leader. I am confident that I can lead the Atlantis expedition to success."