| Image Coa: | Wappen Bahrdorf.png |
| Coordinates: | 52.3872°N 11.0042°W |
| Image Plan: | Bahrdorf in HE.svg |
| State: | Niedersachsen |
| District: | Helmstedt |
| Samtgemeinde: | Velpke |
| Elevation: | 77 |
| Area: | 40.59 |
| Postal Code: | 38459 |
| Area Code: | 05364 |
| Licence: | HE |
| Gemeindeschlüssel: | 03 1 54 001 |
| Divisions: | 4 |
| Website: | www.bahrdorf.de |
| Mayor: | Hans Hubertus Broistedt |
| Party: | CDU |
Bahrdorf (pronounced as /de/) is a municipality in the district of Helmstedt, in Lower Saxony, Germany.
The municipality consists of four villages: