| Coordinates: | 52.6333°N 54°W |
| Image Plan: | Retzow in HVL.png |
| State: | Brandenburg |
| District: | Havelland |
| Amt: | Friesack |
| Elevation: | 39 |
| Area: | 14.73 |
| Postal Code: | 14641 |
| Area Code: | 033237 |
| Licence: | HVL |
| Gemeindeschlüssel: | 12 0 63 256 |
| Website: | www.amt-friesack.de |
| Mayor: | Christian Link[1] |
| Leader Term: | 2024 - 29 |
Retzow is a municipality in the Havelland district, in Brandenburg, Germany.