Le Roc-Saint-André
Le Roc-Saint-André 
    Roz-Sant-Andrev  | |
|---|---|
Part of Val d'Oust   | |
The former Roc-Saint-André-La Chapelle railway station  | |
Location of Le Roc-Saint-André  | |
| Coordinates: 47°51′55″N 2°26′52″W / 47.8653°N 2.4478°W | |
| Country | France | 
| Region | Brittany | 
| Department | Morbihan | 
| Arrondissement | Pontivy | 
| Canton | Moréac | 
| Commune | Val d'Oust | 
Area 1  | 9.93 km2 (3.83 sq mi) | 
| Population  (2022)  | 974 | 
| • Density | 98/km2 (250/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal code | 56460  | 
| Elevation | 16–123 m (52–404 ft) | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Le Roc-Saint-André (French pronunciation: [lə ʁɔk sɛ̃.t‿ɑ̃dʁe]; Breton: Roz-Sant-Andrev) is a former commune in the Morbihan department of Brittany in north-western France. On 1 January 2016, it was merged into the new commune Val d'Oust. Inhabitants of Le Roc-Saint-André are called in French Roxédois.