| La Roche-Blanche | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Roche Blanche (Loire-Atlantique).svg |
| Arrondissement: | Châteaubriant-Ancenis |
| Canton: | Ancenis-Saint-Géréon |
| Insee: | 44222 |
| Postal Code: | 44522 |
| Mayor: | Jacques Praud[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays d'Ancenis |
| Coordinates: | 47.4417°N -1.1394°W |
| Elevation Min M: | 7 |
| Elevation Max M: | 84 |
| Area Km2: | 14.82 |
La Roche-Blanche (in French pronounced as /la ʁɔʃ blɑ̃ʃ/; Breton: Ar Roc'h-Wenn) is a commune in the Loire-Atlantique department in western France.