RMC may refer to:
Radio Monte Carlo, a radio station operation in France, Monaco and Italy
- RMC (France), the French version of Radio Monte Carlo
- Russell Midcap Index, ticker symbol for a certain Stock market index
- Royal Marines Cadets, a family of three cadet corps of the (United Kingdom) Royal Marines
- The (United Kingdom) National Rail code for Rotherham Central railway station
RMC is a private French- Monégasque radio station created in 1943, broadcasting from France with studios in Paris and Monte Carlo.