EWD

EWD may refer to:

Gaming

 * Extreme Warfare Deluxe, a text-based wrestling-themed computer game

Science and technology

 * Edsger W. Dijkstra (1930–2002), Dutch systems and computer scientist
 * EWDs, his manuscripts
 * Electric window defogger, on vehicular rear windows
 * Electrical wiring diagram
 * Electrowetting display, a form of electronic paper

Rail transport

 * Earlswood railway station (West Midlands), in England
 * Eastwood railway station, in Sydney, Australia