Greve in Chianti (the old name was Greve; in 1972 was renamed Greve in Chianti after the inclusion of that area in the Chianti wine district) is a town and
It is located c. 31 km south of Florence on A1 highway, and 42 km north of Siena.
Sitting in the Val di Greve, it is named for the small, fast-flowing river that runs through it, is the principal town in the Chianti wine district which stretches south of Florence to just north of Siena.
Until recently it has been a quiet, almost bucolic town because it was, and still is, well off the main roads.
Source: Wikipedia