Plauer See is a lake in the state of Brandenburg, Germany. It is situated to the west of the city of Brandenburg an der Havel, and is one of a number of directly linked lakes, along with the Breitlingsee, Möserscher See, Quenzsee and Wendsee.
The lake has a surface area of 6.4 square kilometres, and has a maximum depth of 6.7 metres.
