Massy is the name of the following communes in France:
- Massy, Essonne, in the Essonne department
- Massy, Saône-et-Loire, in the Saône-et-Loire department
- Massy, Seine-Maritime, in the Seine-Maritime department
Massy may also refer to:
- Massy, Kyrgyzstan, village in Nooken District, Jalal-Abad Province, Kyrgyzstan