| Viozan | |
| Commune Status: | Commune |
| Arrondissement: | Mirande |
| Canton: | Mirande-Astarac |
| Insee: | 32466 |
| Postal Code: | 32300 |
| Mayor: | Jean-François Abadie[1] |
| Term: | 2020 - 2026 |
| Coordinates: | 43.3942°N 0.4753°W |
| Elevation M: | 229 |
| Elevation Min M: | 192 |
| Elevation Max M: | 285 |
| Area Km2: | 6.76 |
Viozan (in French pronounced as /vjozɑ̃/; Occitan (post 1500);: Viosan) is a commune in the Gers department in southwestern France.
The Petite Baïse flows north through the eastern part of the commune, crosses the village and forms part of the commune's northeastern border.