| Alzate Brianza | |
| Official Name: | Comune di Alzate Brianza |
| Coordinates: | 45.7667°N 20°W |
| Region: | Lombardy |
| Province: | Como (CO) |
| Frazioni: | Fabbrica Durini, Mirovano, Verzago |
| Mayor: | Massimo Gherbesi |
| Area Total Km2: | 7.58 |
| Population Footnotes: | [1] |
| Population Total: | 5014 |
| Population As Of: | 31 March 2017 |
| Population Demonym: | Alzatesi |
| Elevation M: | 341 |
| Saint: | Sts. Peter and Paul |
| Day: | 29 June |
| Postal Code: | 22040 |
| Area Code: | 031 |
Alzate Brianza (Brianzöö: Alzàa) is a comune (municipality) in the Province of Como in the Italian region Lombardy, located about 35km (22miles) north of Milan and about 10km (10miles) southeast of Como.