Millstream may refer to:
Places
- Millstream, Queensland, a locality in the Tablelands Region, Queensland, Australia
- Millstream, a headstream of the Herbert River, Queensland, Australia
- Millstream Falls in Queensland, Australia
- Millstream-Chichester National Park, a national park in Western Australia.
Other
- Millstream Brewing, a small beer brewery located in Amana, Iowa.
- The Millstream, a fictional stream in the World of Greyhawk campaign setting for the Dungeons & Dragons role-playing game.
- A leat, an artificial watercourse or aqueduct dug into the ground, supplying water to a watermill or its mill pond
See also
- Mill Stream (disambiguation), similarly named places or objects