| Beetzsee | |
| Coordinates: | 52.4667°N 12.55°W |
| Image Plan: | Beetzsee in PM.png |
| State: | Brandenburg |
| District: | Potsdam-Mittelmark |
| Amt: | Beetzsee |
| Elevation: | 35 |
| Area: | 35.77 |
| Postal Code: | 14778 |
| Area Code: | 03381 |
| Licence: | PM |
| Gemeindeschlüssel: | 12 0 69 018 |
| Divisions: | 3 Ortsteile |
| Website: | www.amt-beetzsee.de |
| Mayor: | Torsten Richter[1] |
| Leader Term: | 2024 - 29 |
Beetzsee is a municipality in the Potsdam-Mittelmark district, in Brandenburg, Germany. It takes its name from the Beetzsee, a large lake.