Shelly Johnson is a fictional character from the television series Twin Peaks, created by David Lynch and Mark Frost. She works as a waitress at the local diner and is known for her tough demeanor and complex personal life. Shelly often finds herself in difficult situations, particularly due to her tumultuous relationship with her boyfriend, Leo Johnson. In the series, Shelly is portrayed by actress Mädchen Amick. Her character experiences significant growth throughout the show, navigating challenges related to love, loyalty, and self-identity. Shelly's storylines contribute to the overall mystery and drama of Twin Peaks, making her a memorable character in the series.