DIQ, diq or Diq may refer to:
Digital Intelligence Quotient, Digital literacy evaluation system (by Center for Digital Literacy) Divinópolis Airport, Brazil (by IATA code) Dimli (or Southern Zaza), a language spoken in Turkey (by ISO 639 code) Diagnostic Impotence Questionnaire Reko Diq, a town in Pakistan Dinagaon Station, India (code DIQ)