| Fains | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Fains 27.svg |
| Arrondissement: | Les Andelys |
| Canton: | Pacy-sur-Eure |
| Insee: | 27231 |
| Postal Code: | 27120 |
| Mayor: | Pascal Duguay[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Seine Normandie Agglomération |
| Coordinates: | 48.9972°N 1.3881°W |
| Elevation M: | 120 |
| Elevation Min M: | 40 |
| Elevation Max M: | 126 |
| Area Km2: | 3.77 |
Fains is a commune in the Eure department in the Normandy region in northern France.