| Fontaine | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Fontaine (Territoire de Belfort).svg |
| Coordinates: | 47.6603°N 6.9997°W |
| Insee: | 90047 |
| Postal Code: | 90150 |
| Arrondissement: | Belfort |
| Canton: | Grandvillars |
| Mayor: | Pierre Fietier[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Grand Belfort |
| Elevation Min M: | 347 |
| Elevation Max M: | 378 |
| Area Km2: | 6.96 |
Fontaine (in French pronounced as /fɔ̃tɛn/) is a commune in the Territoire de Belfort department, Bourgogne-Franche-Comté, northeastern France.