| Brienon-sur-Armançon | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason Brienon sur Armançon 89.svg |
| Coordinates: | 47.9936°N 3.6172°W |
| Insee: | 89055 |
| Postal Code: | 89210 |
| Arrondissement: | Auxerre |
| Canton: | Brienon-sur-Armançon |
| Mayor: | Jean-Claude Carra[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 84 |
| Elevation Max M: | 245 |
| Area Km2: | 31.19 |
Brienon-sur-Armançon (in French pronounced as /bʁijɛnɔ̃ syʁ aʁmɑ̃sɔ̃/, literally Brienon on Armançon) is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France.