Bredenbek
| Bredenbek  | |
|---|---|
| Coordinates: 54°19′N 9°52′E / 54.317°N 9.867°E | |
| Country | Germany | 
| State | Schleswig-Holstein | 
| District | Rendsburg-Eckernförde | 
| Municipal assoc. | Achterwehr | 
| Government | |
| • Mayor | Hans-Werner Hamann (SPD) | 
| Area | |
|  • Total | 12.43 km2 (4.80 sq mi) | 
| Elevation | 14 m (46 ft) | 
| Population  (2023-12-31) | |
|  • Total | 1,551 | 
| • Density | 120/km2 (320/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| Postal codes | 24796 | 
| Dialling codes | 04334 | 
| Vehicle registration | RD | 
| Website | www.amtachterwehr.de | 
Bredenbek is a municipality, located in the district of Rendsburg-Eckernförde in the German Bundesland of Schleswig-Holstein.
Bredenbek is part of the Amt ("collective municipality") Achterwehr.