| Pessac-sur-Dordogne | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Pessac-sur-Dordogne (Gironde).svg |
| Arrondissement: | Libourne |
| Canton: | Les Coteaux de Dordogne |
| Insee: | 33319 |
| Postal Code: | 33890 |
| Mayor: | Bernard Dudon[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Castillon-Pujols |
| Coordinates: | 44.8217°N 0.0794°W |
| Elevation M: | 16 |
| Elevation Min M: | 3 |
| Elevation Max M: | 106 |
| Area Km2: | 7.78 |
Pessac-sur-Dordogne (pronounced as /fr/, literally Pessac on Dordogne; oc|Peçac de Dordonha) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.