Krystal L. Davis, known professionally as Krystal Davis, is an American singer. Her musical career began with the 1977 production titled The Atlantic Family Live at Montreux. She provided vocals for various jazz and disco musicians such as Dazzle, Maynard Ferguson, Herbie Mann, Inner Life, Cyndi Lauper, Change, and Melba Moore throughout the 1980s. In 1985, Davis released her single "So Smooth", which peaked at number 9 on the Billboard Hot Dance Singles Sales chart, staying there for 12 weeks. She co-wrote a song with Luther Vandross called "So Much Better Now" for Gregory Hines in 1988. Together with New York City-based R&B band Blyss, she recorded "No Turning Back", which was picked by Billboard as a "recommended" piece of urban music. Davis also had a minor role in the Matty Rich movie Straight Out of Brooklyn.
