Chase Masterson (born Christianne Carafano, 26 February 1963, Colorado Springs, Colorado) is an American actress, best known for the recurring role of Leeta on Star Trek: Deep Space Nine.
Masterson, who, on Star Trek: Deep Space Nine, portrayed an employee of Quark's Bar, was the victim in the legal case Carafano v. Metrosplash.com, which reaffirmed the protection given by the Communications Decency Act.