| Fontenay-sous-Fouronnes | |
| Commune Status: | Commune |
| Coordinates: | 47.6169°N 3.5975°W |
| Insee: | 89177 |
| Postal Code: | 89660 |
| Arrondissement: | Auxerre |
| Canton: | Joux-la-Ville |
| Mayor: | André Vanhoucke[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 149 |
| Elevation Max M: | 273 |
| Area Km2: | 12.34 |
Fontenay-sous-Fouronnes (in French pronounced as /fɔ̃tnɛ su fuʁɔn/, literally Fontenay under Fouronnes) is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France.