VDR

VDR may refer to:


 * Vdr, an archaic abbreviation for "van der"
 * vdR, abbreviation for "van der Roest", a family name of Dutch origin
 * Vandalur railway station, Chennai, Tamil Nadu, India (station code)
 * Verein Deutscher Rosenfreunde, the Union of German Friends of Roses
 * Vertical dimension at rest, a mandibular position used in dentistry to estimate vertical dimension of occlusion
 * Virginia Declaration of Rights
 * Virtual data room
 * Vitamin D receptor
 * Video Disk Recorder, also known as Linux VDR, a software to record and store digital video on a Linux computer
 * Voltage-dependent resistor
 * Volunteer Disaster Responder
 * Voyage Data Recorder, an electronic device on ships that records navigational status for later accident investigation (a type of black box)
 * Vehicle data recorder, an electronic device in automotive units that records OBDII CAN BUS data
 * Voltage Divider Rule, or Voltage Division Rule, a fundamental of electronics, that a point between multiple resistors will be at a voltage based on the ratio of resistor values.$Vout=Vin * \frac{R2}{R1+R2}$