| Lacchiarella | |
| Official Name: | Comune di Lacchiarella |
| Coordinates: | 45.3167°N 17°W |
| Region: | Lombardy |
| Metropolitan City: | Milan (MI) |
| Frazioni: | Casirate Olona, Villamaggiore, Mettone |
| Mayor: | Antonella Violi |
| Area Total Km2: | 24.2 |
| Population Footnotes: | [1] |
| Population Total: | 8970 |
| Population As Of: | 30 November 2017 |
| Population Demonym: | Lacchiarellesi, Ciarlaschi |
| Elevation M: | 98 |
| Postal Code: | 20084 |
| Area Code: | 02 |
Lacchiarella (La Ciarella pronounced as /la tʃaˈrɛla/) is a comune (municipality) in the Metropolitan City of Milan in the Italian region Lombardy, located about 22km (14miles) south of Milan. Lacchiarella borders the following municipalities: Zibido San Giacomo, Pieve Emanuele, Basiglio, Binasco, Bornasco, Siziano, Casarile, Vidigulfo, Giussago.
It is served by Villamaggiore railway station.