RDW

RDW, or rdw, may refer to:


 * RDW (Dienst Wegverkeer), the organization that administers vehicle registration and driving licences in the Netherlands
 * Red blood cell distribution width, a parameter reported in blood tests
 * Reading West railway station (National Rail code), Berkshire, UK
 * Red Wing station (Amtrak code), Minnesota, US
 * Redrow plc (London Stock Exchange code), British housebuilder
 * Ruda (deity), frequently rendered as rḍw in Safaitic inscriptions