| Pacy-sur-Armançon | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason de la ville de Pacy-sur-Armançon (Yonne).svg |
| Coordinates: | 47.7781°N 4.0947°W |
| Insee: | 89284 |
| Postal Code: | 89160 |
| Arrondissement: | Avallon |
| Canton: | Tonnerrois |
| Mayor: | Jean-Luc Goux[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Le Tonnerrois en Bourgogne |
| Elevation Min M: | 163 |
| Elevation Max M: | 266 |
| Area Km2: | 13.35 |
Pacy-sur-Armançon (in French pronounced as /pasi syʁ aʁmɑ̃sɔ̃/, literally Pacy on Armançon) is a commune in the Yonne department in Bourgogne-Franche-Comté in north-central France.