1556 establishments in Denmark

Borreby Castle (, ) is a fortified manor house located near Skælskør, Slagelse Municipality, in the south-west corner of the island of Zealand, in eastern Denmark. The present main building was constructed for chancellor Johan Friis in the middle of the 16th century. The estate was acquired by Joachim Melchior Holten Castenschiold in 1783 and has remained in the hands of his descendents since then.