| Image Coa: | DEU Badendorf COA.svg |
| Coordinates: | 53.8675°N 10.58°W |
| Image Plan: | Badendorf in OD.svg |
| State: | Schleswig-Holstein |
| District: | Stormarn |
| Amt: | Nordstormarn |
| Elevation: | 21 |
| Area: | 6.11 |
| Postal Code: | 23619 |
| Area Code: | 0451 |
| Licence: | OD |
| Gemeindeschlüssel: | 01 0 62 003 |
| Website: | www.amt-nordstormarn.de |
| Mayor: | Volker Brockmann |
Badendorf is a municipality in the district of Stormarn, in Schleswig-Holstein, Germany.