| Coordinates: | 53.1333°N 22°W |
| Image Plan: | Damnatz in DAN.svg |
| State: | Niedersachsen |
| District: | Lüchow-Dannenberg |
| Samtgemeinde: | Elbtalaue |
| Elevation: | 14 |
| Area: | 16.25 |
| Postal Code: | 29472 |
| Area Code: | 05865 |
| Licence: | DAN |
| Gemeindeschlüssel: | 03 3 54 003 |
| Divisions: | 5 Ortsteile |
| Mayor: | Torsten Schulz |
Damnatz is a municipality in the district Lüchow-Dannenberg, in Lower Saxony, Germany.