CRQ may refer to:
- Air Creebec's ICAO designator
- McClellan-Palomar Airport's FAA location identifier
- CRQ, a software product for CueCat
- Caravelas Airport's IATA code
- Change Request, in Information Technology, a customer or user's request to change hardware or software.
- Chronic Respiratory Questionnaire
- Continuous Repeat Request
- Customer Relationship Quality, a measure of customer retention from Deep-Insight
- Cross-Recurrence Quantification
- Central Research Question
- Classical Recordings Quarterly, a quarterly British magazine devoted to vintage recordings of classical music.