| RGM | Radical Gang Members 
| Others |
| RGM | Radio Group Mobile
| Others |
| RGM | Rally Guanajuato Mexico
| Others |
| RGM | Randall Grier Ministries
| Others |
| RGM | Random Game Mode
| Others |
| RGM | Random Gaming Moment
| Others |
| RGM | Random Gaming Moments
| Others |
| RGM | Random Gun Movement
| Others |
| RGM | Rap Game MonopolyThis
| Others |
| RGM | Rapid Growing Mycobacteria
| Others |
| RGM | Rapidly Growing Mycobacteria
| Others |
| RGM | Reactive Gaseous Mercury
| Others |
| RGM | Real Gone Music
| Others |
| RGM | Real Good Man
| Others |
| RGM | Real Good Music
| Others |
| RGM | Rec.Games.Mud
| Others |
| RGM | Redundant Gyro Monitor
| Others |
| RGM | Reese Gordon Marketos
| Others |
| RGM | Regional General Manager
| Others |
| RGM | Renault Global Management
| Others |
| RGM | Rendering Glint Music
| Others |
| RGM | Repulsive Guidance Molecule
| Others |
| RGM | Research Gas Mixture
| Others |
| RGM | Resolution of Great Mysteries
| Others |
| RGM | Resonantly Guided Mode
| Others |
| RGM | Resonating Group Method
| Others |
| RGM | Resonating Group Method3
| Others |
| RGM | Resort Golf Management
| Others |
| RGM | Resource Group Management
| Others |
| RGM | Resource Group Manager
| Others |
| RGM | Respiratory Gas Monitor
| Others |
| RGM | Restaurant General Manager
| Others |
| RGM | Return Goods Management
| Others |
| RGM | Revenue Grade Meter
| Others |
| RGM | Revenue Growth Management
| Others |
| RGM | Reverence Gospel Media
| Others |
| RGM | Reversible Grammar Machine
| Others |
| RGM | RG Multinational Inc.
| Others |
| RGM | Ripon Good Math
| Others |
| RGM | Rob Green Motorsport
| Others |
| RGM | Robby Gordon Motorsports
| Others |
| RGM | Roland G. Murphy, Watchmaker
| Others |
| RGM | Ronald Georg Motor
| Others |
| RGM | Ronnie Gardiner Method
| Others |
| RGM | Rosewill Gaming Mice
| Others |
| RGM | Round Ground Metals
| Others |
| RGM | Rube Goldberg Machine
| Others |
| RGM | Rube Goldberg Method
| Others |
| RGM | Submarine launched Guided Missile
| Others |