| Châtillon-sur-Cluses | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Chatillon-sur-Cluses.svg |
| Arrondissement: | Bonneville |
| Canton: | Cluses |
| Insee: | 74064 |
| Postal Code: | 74300 |
| Mayor: | Cyril Cathelineau[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 46.0878°N 6.5831°W |
| Elevation Min M: | 520 |
| Elevation Max M: | 1347 |
| Area Km2: | 9.18 |
| Demonym: | Cassandrin / cassandrine |
Châtillon-sur-Cluses (pronounced as /fr/, literally Châtillon on Cluses; frp|Shâtlyon) is a commune in the Haute-Savoie department in the Auvergne-Rhône-Alpes region in south-eastern France.