| Saint-André-sur-Cailly | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Saint-André-sur-Cailly (Seine-Maritime).svg |
| Arrondissement: | Rouen |
| Canton: | Le Mesnil-Esnard |
| Insee: | 76555 |
| Postal Code: | 76690 |
| Mayor: | Eric Avenel[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Communauté de communes Inter-Caux-Vexin |
| Coordinates: | 49.5492°N 1.2206°W |
| Elevation M: | 170 |
| Elevation Min M: | 114 |
| Elevation Max M: | 176 |
| Area Km2: | 12.28 |
Saint-André-sur-Cailly (pronounced as /fr/, literally Saint-André on Cailly) is a commune in the Seine-Maritime department in the Normandy region in northern France.
A farming village situated in the valley of the Cailly, some 12miles northeast of Rouen at the junction of the D12, D87 and the D928 roads. The A28 autoroute runs through the commune's territory.