Water engine (disambiguation)

Water engine is a simple water-driven device such as a water-column engine.

Water engine may also refer to:


 * Stanley Meyer's water fuel cell, an invention claiming to run an automobile using water as fuel
 * Water motors, a type of hydraulic machinery
 * The Water Engine, a 1977 play by David Mamet
 * The Water Engine (film), a 1992 television film based on the play