| Gambassi Terme | |
| Official Name: | Comune di Gambassi Terme |
| Coordinates: | 43.5333°N 67°W |
| Region: | Tuscany |
| Metropolitan City: | Florence (FI) |
| Frazioni: | Badia a Cerreto, Borgoforte, Casenuove, Castagno, Catignano, Montignoso, Pillo, Varna |
| Mayor: | Paolo Campinoti |
| Area Total Km2: | 83.15 |
| Population Footnotes: | [1] |
| Population Total: | 4832 |
| Population As Of: | 31 August 2017 |
| Population Demonym: | Gambassini |
| Elevation M: | 332 |
| Saint: | St. Sebastian |
| Day: | 20 January |
| Postal Code: | 50050 |
| Area Code: | 0571 |
Gambassi Terme is a comune (municipality) in the Metropolitan City of Florence in the Italian region Tuscany, located about 35km (22miles) southwest of Florence. It is named after the Gambassi Family; a part of the Florentine Nobility that has resided in the area since the 1350s.