Alison Sudol (born 1985), known professionally as A Fine Frenzy, is an American alternative singer-songwriter and pianist. Her debut album, One Cell in the Sea, was released on July 17, 2007, and peaked at number 91 on the Billboard 200 chart.

Her music has also been featured on numerous television shows, including One Tree Hill, Big Shots, MTV's The Hills, House and CSI: New York.