| Saint-Yzan-de-Soudiac | |
| Commune Status: | Commune |
| Arrondissement: | Blaye |
| Canton: | Le Nord-Gironde |
| Insee: | 33492 |
| Postal Code: | 33920 |
| Mayor: | Didier Bernard[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Latitude Nord Gironde |
| Coordinates: | 45.1411°N -0.4094°W |
| Elevation Min M: | 35 |
| Elevation Max M: | 92 |
| Area Km2: | 11.14 |
Saint-Yzan-de-Soudiac (in French pronounced as /sɛ̃.t‿izɑ̃ də sudjak/) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.