The river Massa is a seven kilometre long river in the eastern Bernese Alps in the Swiss canton of Valais. It is mainly fed by the melt-water from the Aletsch Glacier. It passes through the Massa Gorge and flows into the Stausee Gibidum reservoir and onwards to its confluence with the river Rhone.

Massa River may refer to:

• Massa River (Morocco)
• Massa River (Switzerland)