Mystic River (disambiguation)
Mystic River is a river in eastern Massachusetts, US.
Mystic River may also refer to:
- Mystic River (novel), by Dennis Lehane
- Mystic River (film), directed by Clint Eastwood and based on the novel
- Mystic River (Connecticut), a river in southeastern Connecticut, US
- Mystic River Rugby Club, a rugby club from Malden, Massachusetts, US