Tuesday Lynn Knight (born Melody Lynn Knight; February 17, 1969) is an American actress, singer and designer. She is best known for her role as Kristen Parker in the 1988 film A Nightmare on Elm Street 4: The Dream Master, replacing Patricia Arquette in the sequel to A Nightmare on Elm Street 3: Dream Warriors (1987). Her other film roles include Mistress (1992), The Fan (1996), Daddy and Them (2001), and How to Be Single (2016). Knight has had guest appearances on several television series, such as Profiler (1996) and The X-Files (1999), as well as a starring role on 2000 Malibu Road (1992). Outside of acting, her self-titled debut album was released in 1987 and her jewelry line was launched in 2001.
She is also known as Melody Lynn Knight.