| Chassey-lès-Montbozon | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Chassey-lès-Montbozon.svg |
| Coordinates: | 47.5114°N 6.3342°W |
| Insee: | 70137 |
| Postal Code: | 70230 |
| Arrondissement: | Vesoul |
| Canton: | Rioz |
| Mayor: | Michel Delbos[1] |
| Term: | 2023 - 2026 |
| Elevation Min M: | 248 |
| Elevation Max M: | 408 |
| Area Km2: | 15.60 |
Chassey-lès-Montbozon (in French pronounced as /ʃasɛ lɛ mɔ̃bozɔ̃/, literally Chassey near Montbozon) is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France.