Audrey Horne is a fictional character from the ABC television series Twin Peaks, played by Sherilyn Fenn. The character was created by David Lynch. She was introduced in the pilot. The daughter of Ben and Sylvia Horne, sister of Johnny Horne and half-sister of Donna Hayward, her storylines focused on her infatuation with the series protagonist Dale Cooper, infiltrating the brothel/casino One Eyed Jacks and becoming an activist through civil disobedience.