The Dungeon Master's Guide, known in some editions as the Dungeon Master Guide or Dungeon Master's Guide, is one of the core rulebooks of Dungeons & Dragons. It may refer to any of the following books:
- Dungeon Masters Guide (1e) (1979)
- Dungeon Master Guide (2e) (1989)
- Dungeon Master Guide (2e revised) (1995)
- Dungeon Master's Guide (3.0) (2000)
- Dungeon Master's Guide (3.5) (2003)
- Dungeon Master's Guide (4e) (2008)
- Dungeon Master's Guide (5e) (2014)
It may also refer to:
- Dungeon Master's Guide II (3e) (2005)
- Dungeon Master's Guide 2 (4e) (2009)