RHM

RHM may refer to:


 * RHM, the FWB code for Rheinmetall, a German defence company
 * RHM, the National Rail code for Reedham railway station (London), Purley, London, England
 * Rank Hovis McDougall, a defunct United Kingdom food business
 * Revista Hispánica Moderna, a peer-reviewed academic journal which focuses on research in Hispanic and Luso-Brazilian literature and culture