The Castello di Brolio is a rural castle, palace and gardens located in San Regolo, in the municipality of Gaiole in Chianti, about 20 km NE of Siena, region of Tuscany, Italy.

The palace has belonged to the Ricasoli family for nearly 800 years. The castle was destroyed more than once during the wars between Siena and Florence. It was rebuilt around the year 1500 after destruction by