| Blannay | |
| Commune Status: | Commune |
| Coordinates: | 47.5294°N 3.7819°W |
| Insee: | 89044 |
| Postal Code: | 89200 |
| Arrondissement: | Avallon |
| Canton: | Joux-la-Ville |
| Mayor: | Marie-Claire Limosin[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 132 |
| Elevation Max M: | 306 |
| Area Km2: | 7.26 |
Blannay (in French pronounced as /blanɛ/) is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France.