Mary Ramsey is an American singer. She is a member of folk rock duo John & Mary, and has been the lead singer and violist for the American alternative rock band 10,000 Maniacs since 1995. Ramsey has also worked with other well-known artists such as Jackson Browne, Goo Goo Dolls, Billy Bragg, Warren Zevon, Alex Chilton and Ani DiFranco.