| Villemoisson-sur-Orge | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Villemoisson-sur-Orge (Essonne).svg |
| Coordinates: | 48.6618°N 2.3298°W |
| Insee: | 91667 |
| Postal Code: | 91360 |
| Arrondissement: | Palaiseau |
| Canton: | Sainte-Geneviève-des-Bois |
| Intercommunality: | CA Cœur d'Essonne |
| Mayor: | François Cholley[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 36 |
| Elevation Max M: | 79 |
| Area Km2: | 2.31 |
Villemoisson-sur-Orge (in French pronounced as /vilmwasɔ̃ syʁ ɔʁʒ/, literally Villemoisson on Orge) is a commune in the Essonne department in Île-de-France in northern France.
Inhabitants of Villemoisson-sur-Orge are known as Villemoissonnais in French.