| Usseau | |
| Commune Status: | Commune |
| Arrondissement: | Châtellerault |
| Canton: | Châtellerault-2 |
| Insee: | 86275 |
| Postal Code: | 86230 |
| Mayor: | Pascal Rocher[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | CA Grand Châtellerault |
| Coordinates: | 46.8769°N 0.5094°W |
| Elevation M: | 82 |
| Elevation Min M: | 71 |
| Elevation Max M: | 163 |
| Area Km2: | 18.95 |
Usseau (in French pronounced as /yso/) is a commune in the Vienne department in the Nouvelle-Aquitaine region in western France.