CRN
CRN stands for:
- Aerocaribbean , ICAO code, Cuban airline
- Canadian Registration Number , Canadian typing for pressure vessels, pipes and fittings
- Center for Responsible Nanotechnology , non-commercial organization for research into the social and political effects of nanotechnology
- Christmas Rock Night , Christian rock music festival
- Computer Reseller News , a trade magazine
- Corrin , a biomolecule
- Cromarty , UK airport IATA code
- Cornish language , SIL language code
- CRN (yachts) , formerly Costruzioni e Riparazioni Navali Srl , brand of motor yachts from the Ferretti Group
CrN stands for:
- Chromium nitride , chemical compound made of chromium and nitrogen