| Sainte-Geneviève-lès-Gasny | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Sainte-Geneviève-lès-Gasny (Eure).svg |
| Arrondissement: | Les Andelys |
| Canton: | Vernon |
| Insee: | 27540 |
| Postal Code: | 27620 |
| Mayor: | Héléna Martinez[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Seine Normandie Agglomération |
| Coordinates: | 49.0842°N 1.5856°W |
| Elevation M: | 27 |
| Elevation Min M: | 14 |
| Elevation Max M: | 132 |
| Area Km2: | 4.17 |
Sainte-Geneviève-lès-Gasny is a commune in the Eure department in Normandy in northern France.