Svislach Castle (Belarusian: Свіслацкі замак) was a castle that lay in the lands of present day Belarus on the right bank of the Byarezina River in the place where it meets the Svislach River. Initially the castle was established as the center of the Duchy of Svislach; it later belonged to the Duchy of Minsk, and from the 14th century to the Grand Duchy of Lithuania.