| Fontaines-en-Duesmois | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Fontaines-en-Duesmois (Côte-d'Or).svg |
| Arrondissement: | Montbard |
| Canton: | Châtillon-sur-Seine |
| Insee: | 21276 |
| Postal Code: | 21450 |
| Mayor: | Christian Demoingeot[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Pays Châtillonnais |
| Coordinates: | 47.65°N 4.5444°W |
| Elevation Min M: | 334 |
| Elevation Max M: | 419 |
| Area Km2: | 17.9 |
Fontaines-en-Duesmois is a commune in the Côte-d'Or department in eastern France.