| Trésilley | |
| Commune Status: | Commune |
| Coordinates: | 47.4517°N 6.0317°W |
| Insee: | 70507 |
| Postal Code: | 70190 |
| Arrondissement: | Vesoul |
| Canton: | Rioz |
| Mayor: | Emmanuel Fleurot[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 267 |
| Elevation Max M: | 399 |
| Area Km2: | 11.08 |
Trésilley (pronounced as /fr/) is a commune in the Haute-Saône department in the region of Bourgogne-Franche-Comté in eastern France.