REC

REC may refer to:
* Reformed Episcopal Church, an Anglican church in the United States and Canada.
* Regional Engineering College, colleges of engineering and technology education in India
* Regional Environmental Center for Central and Eastern Europe, an international environmental organisation
* Regional Electricity Companies, the fourteen companies created when the electricity market in the UK was privatised
* Renewable Energy Certificates, tradable environmental commodities in the United States
* Renewable Energy Corporation, a solar power company with headquarters in Norway
* Research Ethics Committee in a Member State of the European Union
* "REC (film)", a 2007 Spanish horror film
* Recife/Guararapes-Gilberto Freyre International Airport, Brazil ; IATA code REC
* Rectory Road railway station, England; National Rail station code REC
* Rock Eisteddfod Challenge, an Australian abstinence program

Rec may refer to:
* Recording, the process of capturing data onto a storage medium
*, a newsgroup hierarchy
* Rec (manga), a manga series or the anime based on it
* Recitation, as abbreviated on course schedules
* Recreation Ground, an area for fun