Lili St. Cyr (born Marie-Marguerite St. Cyr, 1918-1999) was an American burlesque performer and actress, renowned for her innovative contributions to the genre of striptease and performance art. Active primarily in the 1940s and 1950s, she became a prominent figure in the post-war burlesque scene, known for her glamorous persona and elaborate stage productions. St. Cyr's performances often featured elaborate costumes and theatrical elements, setting her apart from traditional striptease artists. Notable works include her appearances in revues like "Lili St. Cyr's Revue," as well as her involvement in films such as "Varietease" (1954) and "B girls" (1959). She is credited with elevating the art of striptease, combining elements of dance, theater, and glamour, which influenced future generations of performers. St. Cyr's impact extended beyond the stage, as she became a cultural icon, representing a bold expression of femininity and sexual liberation during a time when such themes were often taboo. Her legacy endures in the world of performance art, where she is remembered as a trailblazer who challenged societal norms.