The Będzin Castle is a castle in Będzin in southern Poland. The stone castle dates to the 14th century, and is predated by a wooden fortification that was erected in the 11th century. It was an important fortification in the Kingdom of Poland and later, the Polish–Lithuanian Commonwealth.

Będzin is a city in the Dąbrowa Basin, in southern Poland. It lies in the Silesian Highlands, on the Czarna Przemsza River. Even though part of Silesian Voivodeship, Będzin belongs to historic Lesser Poland, and it is one of the oldest towns of this region. Będzin is regarded as the capital of industrial Dąbrowa Basin.