| Plassac | |
| Commune Status: | Commune |
| Arrondissement: | Jonzac |
| Canton: | Pons |
| Insee: | 17279 |
| Postal Code: | 17240 |
| Mayor: | Jean-Charles Langlais[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Haute-Saintonge |
| Coordinates: | 45.4672°N -0.5675°W |
| Elevation Min M: | 27 |
| Elevation Max M: | 65 |
| Area Km2: | 15.48 |
Plassac (in French pronounced as /plasak/) is a commune in the Charente-Maritime department in southwestern France.