Sigourney Weaver (born as Susan Alexandra Weaver on October 8, 1949, in New York City) is an American actress.
Weaver played the role of Lieutenant Ellen Ripley in the movie series Alien, in the four movies Alien, Aliens, Alien³, and Alien: Resurrection. She is also well known for playing Dana Barrett in the movies Ghostbusters and Ghostbusters II or for the role Dian Fossey in the movie Gorillas in the Mist.
She was the first person to win two Golden Globe acting awards in the same year.