| La Roche-sur-Foron–Saint-Gervais-les-Bains-Le Fayet | |
| Image Alt: | Three different train types at a station |
| Owner: | SNCF |
| Linelength Km: | 46.9 |
| Routenumber: | 895 (SNCF) |
| Electrification: | 25 kV 50 Hz |
| Map State: | collapsed |
The La Roche-sur-Foron–Saint-Gervais-les-Bains-Le Fayet railway is a railway line in the Auvergne-Rhône-Alpes region of France. It runs from La Roche-sur-Foron to Saint-Gervais-les-Bains.