| Saint-Étienne-de-Serre | |
| Commune Status: | Commune |
| Arrondissement: | Privas |
| Canton: | Haut-Eyrieux |
| Insee: | 07233 |
| Postal Code: | 07190 |
| Mayor: | Jérôme Coste[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Privas Centre Ardèche |
| Coordinates: | 44.8022°N 4.5411°W |
| Elevation M: | 550 |
| Elevation Min M: | 271 |
| Elevation Max M: | 974 |
| Area Km2: | 16.52 |
Saint-Étienne-de-Serre (in French pronounced as /sɛ̃.t‿etjɛn də sɛʁ/; Vivaro-Alpine: Sant Estève de Serre) is a commune in the Ardèche department in southern France.