| Saint-Didier-sur-Doulon | |
| Commune Status: | Commune |
| Arrondissement: | Brioude |
| Canton: | Pays de Lafayette |
| Insee: | 43178 |
| Postal Code: | 43440 |
| Mayor: | Hervé Romagon[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 45.3014°N 3.5389°W |
| Elevation M: | 545 |
| Elevation Min M: | 550 |
| Elevation Max M: | 1089 |
| Area Km2: | 34.14 |
Saint-Didier-sur-Doulon (in French pronounced as /sɛ̃ didje syʁ dulɔ̃/) is a commune in the Haute-Loire department in south-central France.[2]