Certaldo is a town and comune of Tuscany, Italy, in the Metropolitan City of Florence, in the middle of Valdelsa. It is about 35 kilometres southwest of the Florence Duomo.It is 50 minutes by rail and 35 minutes by car southwest of Florence, and it is 40 minutes by rail north of Siena.
It was home to the family of Giovanni Boccaccio, author of the Decameron. He died at his home inside the town and was buried here in 1375. The actor Ernesto Calindri was also born in Certaldo.
Coordinates 43°32'52.27" N 11°2'28.315" E