PDQ may refer to:
Computing Powerbook G3 PDQ, an Apple laptop computer Qualcomm pdQ, an early smartphone and precursor to the Kyocera 6035 PDQ (Pretty DUN Quick), performance analysis software by Neil J. Gunther Physician Data Query, the US National Cancer Institute cancer database
Entertainment PDQ (game show), a 1960s US television show Prose Descriptive Qualities, a role-playing game system
Other uses PDQ Food Stores, a former chain of convenience stores in Wisconsin PDQ Chocolate, a drink mix PDQ terminal (Process Data Quickly), for payment card transactions Production, drilling and quarters, of an oil platform e.g. Thunder Horse PDQ PDQ Air Charter (ICAO airline code), United States PDQ Chicken, a Florida based fast food chain
See also P. D. Q. Bach, a fictitious composer