| Crosey-le-Petit | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Crosey-le-Grand et petit 25.svg |
| Coordinates: | 47.3525°N 6.4867°W |
| Insee: | 25178 |
| Postal Code: | 25340 |
| Arrondissement: | Montbéliard |
| Canton: | Bavans |
| Mayor: | Chantal Renaude[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays de Sancey-Belleherbe |
| Elevation Min M: | 389 |
| Elevation Max M: | 578 |
| Area Km2: | 9.6 |
Crosey-le-Petit (in French pronounced as /kʁozɛ lə pəti/) is a commune in the Doubs department in the Bourgogne-Franche-Comté region in eastern France.