| Fontenay-sur-Vègre | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Fontenay-sur-Vègre (Sarthe).svg |
| Arrondissement: | La Flèche |
| Canton: | Loué |
| Insee: | 72136 |
| Postal Code: | 72350 |
| Mayor: | Monique Lhopital[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Loué-Brûlon-Noyen |
| Coordinates: | 47.9044°N -0.22°W |
| Elevation Min M: | 37 |
| Elevation Max M: | 74 |
| Area Km2: | 11.46 |
| Demonym: | Fontenaysien, Fontenaysienne |
Fontenay-sur-Vègre (in French pronounced as /fɔ̃tnɛ syʁ vɛɡʁ/, literally Fontenay on Vègre) is a commune in the Sarthe department in the region of Pays de la Loire in northwestern France.