| Petitefontaine | |
| Commune Status: | Commune |
| Image Coat Of Arms: | PETITEFONTAINE.png |
| Coordinates: | 47.7222°N 7.0083°W |
| Insee: | 90078 |
| Postal Code: | 90360 |
| Arrondissement: | Belfort |
| Canton: | Giromagny |
| Mayor: | Luc Affholder[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 383 |
| Elevation Max M: | 412 |
| Area Km2: | 3.13 |
Petitefontaine (in French pronounced as /pətitfɔ̃tɛn/) is a commune in the Territoire de Belfort department in Bourgogne-Franche-Comté in northeastern France.