| Cazzago Brabbia | |
| Official Name: | Comune di Cazzago Brabbia |
| Coordinates: | 45.8°N 52°W |
| Region: | Lombardy |
| Province: | Varese (VA) |
| Frazioni: | Torbiera di Cazzago, Cascina Costa, Bonze, Pizzo di Cazzago, Fornaci, Fosso di Mezzo |
| Area Total Km2: | 3 |
| Population Footnotes: | [1] |
| Population Total: | 827 |
| Population As Of: | 2011 |
| Population Demonym: | Cazzaghesi |
| Elevation M: | 265 |
| Postal Code: | 21020 |
| Area Code: | 0332 |
Cazzago Brabbia is a comune in the province of Varese, in Lombardy.
As of census 2011, it has a population of 772.[2]