Dark Forest may refer to:
- Dark Forest, (selva oscura) in the first line of Dante's Inferno
- Dark Forest (film), a South Korean horror film
- "Dark Forest", episode of the TV show A Haunting
- Dark Forest, room in the television game show Legends of the Hidden Temple
- Dark Forest, afterlife in the Redwall fantasy novel series
- Dark Forest, forbidden area on the Hogwarts campus in the Harry Potter movie series
- The Dark Forest, Chinese science-fiction novel by Liu Cixin, sequel to The Three-Body Problem
- The Dark Forest, a novel by Hugh Walpole
- Dark Forest, afterlife in the Warriors series by Erin Hunter
- Dark Forest, themed area at the Alton Towers Resort
- darkforest, a Go playing computer program being developed by Facebook
