Lisa Fremont is a character from the classic film Rear Window, directed by Alfred Hitchcock. She is portrayed by actress Grace Kelly and is known for her elegance and strong personality. Lisa is a fashion model who becomes deeply involved in her boyfriend's investigation of a possible murder in their apartment complex. In the film, Lisa represents curiosity and determination, often challenging the protagonist, Jeff Jeffries, played by James Stewart. Her character showcases themes of love, loyalty, and the desire for adventure, making her a memorable figure in cinematic history.