| Coulanges-sur-Yonne | |
| Commune Status: | Commune |
| Coordinates: | 47.5272°N 3.5408°W |
| Insee: | 89119 |
| Postal Code: | 89480 |
| Arrondissement: | Auxerre |
| Canton: | Joux-la-Ville |
| Mayor: | Marcel Chevillon[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 137 |
| Elevation Max M: | 220 |
| Area Km2: | 10.58 |
Coulanges-sur-Yonne (pronounced as /fr/, Coulanges on Yonne) is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France.