| Saint-André-des-Eaux | |
| Native Name: | Sant-Andrev-an-Dour |
| Commune Status: | Commune |
| Coordinates: | 48.3725°N -2.0086°W |
| Insee: | 22274 |
| Postal Code: | 22630 |
| Arrondissement: | Dinan |
| Canton: | Lanvallay |
| Mayor: | Jean-Louis Nogues[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Dinan Agglomération |
| Elevation Min M: | 11 |
| Elevation Max M: | 36 |
| Area Km2: | 5.24 |
Saint-André-des-Eaux (in French pronounced as /sɛ̃.t‿ɑ̃dʁe de.z‿o/; Breton: Sant-Andrev-an-Dour) is a commune in the Côtes-d'Armor department of Brittany in northwestern France.
Inhabitants of Saint-André-des-Eaux are called andréanais in French.