| Breitlingsee | |
| Location: | Brandenburg |
| Pushpin Map: | Brandenburg |
| Coords: | 52.3863°N 12.4779°W |
| Inflow: | River Havel, River Plane and River Buckau |
| Outflow: | Plauer See |
| Basin Countries: | Germany |
The Breitlingsee, or Breitling 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 Möserscher See, Plauer See, Quenzsee and Wendsee.The lake has a surface area of .
The navigable River Havel flows through the lake, entering from the east and exiting directly into the Plauer See. Navigation is administered as part of the Untere Havel–Wasserstraße.[1] [2]