BDR

BDR may refer to:

Technology

 * BD-R or Blu-ray Disc recordable
 * Backup Designated Router, the router interfaced used in the Open Shortest Path First protocol if the designated router fails
 * Backcountry Discovery Routes, US-base non-profit organization that creates off-highway routes for dual-sport and adventure motorcycle travel
 * Backup and Disaster Recovery appliance
 * PostgreSQL Bi Directional Replication

Other uses

 * Bangladesh Rifles, now Border Guard Bangladesh
 * Belajar dari Rumah, an Indonesian television block
 * Big Dad Ritch, lead vocalist for American heavy metal band Texas Hippie Coalition
 * Bilateral Digit Reduction, in fossil birds
 * Bill Davis Racing, a NASCAR team
 * German Cycling Federation (Bund Deutscher Radfahrer)
 * Sikorsky Memorial Airport (FAA and IATA codes)