CMG may refer to:

Companies Capitol Music Group, a music label China Media Group, the predominant state radio and television broadcaster in the PRC China Media Group Co., Ltd., former name of Huawen Group China Merchants Group, a state-owned enterprise of China Chipotle Mexican Grill, NYSE ticker symbol Cinema Management Group, film sales company CMG (company), a telecommunications and IT consultancy company Collective Music Group, an American hip hop record label founded by Yo Gotti Computer Measurement Group, a worldwide non-profit organization of data processing professionals Computer Modelling Group, a producer of reservoir simulation software Concord Music Group, American independent music publisher Cox Media Group, a broadcasting, publishing, direct marketing, digital media company EMI CMG (EMI Christian Music Group), a music label

Other California Men's Gatherings, an organization supporting the anti-sexist men's movement Castor Moving Group, a moving group of stars sharing similar velocities Companion of the Order of St Michael and St George, a British and Commonwealth honour Control moment gyroscope, attitude control device used on spacecraft Corumbá International Airport (IATA airport code), Corumbá, Brazil Curaçao, Sint Maarten guilder (CMg), former proposed name for the Caribbean guilder