| Asnières-sous-Bois | |
| Commune Status: | Commune |
| Coordinates: | 47.4836°N 3.6497°W |
| Insee: | 89020 |
| Postal Code: | 89660 |
| Arrondissement: | Avallon |
| Canton: | Joux-la-Ville |
| Mayor: | François Roux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CC Avallon - Vézelay - Morvan |
| Elevation Min M: | 162 |
| Elevation Max M: | 272 |
| Area Km2: | 17.95 |
Asnières-sous-Bois (in French pronounced as /ɑnjɛʁ su bwa/) is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France.