| Cadaujac | |
| Commune Status: | Commune |
| Image Coat Of Arms: | Blason ville fr Cadaujac (Gironde).svg |
| Arrondissement: | Bordeaux |
| Canton: | La Brède |
| Insee: | 33080 |
| Postal Code: | 33140 |
| Mayor: | Francis Gazeau[1] |
| Term: | 2020 - 2026 |
| Intercommunality: | Montesquieu |
| Coordinates: | 44.7564°N -0.5289°W |
| Elevation M: | 11 |
| Elevation Min M: | 3 |
| Elevation Max M: | 36 |
| Area Km2: | 15.33 |
Cadaujac (in French pronounced as /kadoʒak/) is a commune in the Gironde department in Nouvelle-Aquitaine in southwestern France. Cadaujac station has rail connections to Langon and Bordeaux.
Twinned with Tramore, County Waterford, Ireland