| Saint-Disdier | |
| Image Coat Of Arms: | Blason Saint-Disdier.svg |
| Arrondissement: | Gap |
| Canton: | Saint-Étienne-en-Dévoluy |
| Insee: | 05138 |
| Postal Code: | 05250 |
| Commune: | Dévoluy |
| Coordinates: | 44.7358°N 5.8978°W |
| Elevation M: | 1040 |
| Elevation Min M: | 950 |
| Elevation Max M: | 2755 |
| Area Km2: | 45.89 |
| Population: | 112 |
| Population Date: | 2019 |
| Population Footnotes: | [1] |
Saint-Disdier (Vivaro-Alpine: Sant Disdier) is a former commune in the Hautes-Alpes department in southeastern France.
On 1 January 2013, Agnières-en-Dévoluy, La Cluse, Saint-Disdier, and Saint-Étienne-en-Dévoluy amalgamated into the new commune of Dévoluy.