| Fontaine-la-Rivière | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Fontaine-la-Rivière.svg |
| Coordinates: | 48.3567°N 2.1538°W |
| Insee: | 91240 |
| Postal Code: | 91690 |
| Arrondissement: | Étampes |
| Canton: | Étampes |
| Intercommunality: | CA Étampois Sud Essonne |
| Mayor: | Yvon Boukaya[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 74 |
| Elevation Max M: | 149 |
| Area Km2: | 3.69 |
Fontaine-la-Rivière (pronounced as /fr/) is a commune in the Essonne department in Île-de-France in northern France.
Inhabitants of Fontaine-la-Rivière are known as Fontainiens.