| GRM | Galactic Republic Military 
| Others |
| GRM | Galatic Republic Military
| Others |
| GRM | Galveston Railroad Museum
| Others |
| GRM | Gambela Regional Movement
| Others |
| GRM | Gas Reservoir Management
| Others |
| GRM | Gaussian random matrix
| Others |
| GRM | Gaza Reconstruction Mechanism
| Others |
| GRM | Gazoo Racing Malaysia
| Others |
| GRM | Gear Recognition Module
| Others |
| GRM | General Regression Models
| Others |
| GRM | General Relationship Model
| Others |
| GRM | Generation of Reborn Mobile
| Others |
| GRM | Generic Relationship Management
| Others |
| GRM | Genetic Relationship Matrix
| Others |
| GRM | Geophysical Research Mission
| Others |
| GRM | Geospatial Resource Management
| Others |
| GRM | Gleneil Roseman Music
| Others |
| GRM | Global Reputation Manager
| Others |
| GRM | Global Request Manager
| Others |
| GRM | Global Resource Management
| Others |
| GRM | Global Resource Manager
| Others |
| GRM | Global Response Management
| Others |
| GRM | Global Revolutionary Movement
| Others |
| GRM | Global Risk Management
| Others |
| GRM | Global Risk Manager
| Others |
| GRM | Gospel Rescue Ministries
| Others |
| GRM | Government Relationship Manager
| Others |
| GRM | Graded Response Model
| Others |
| GRM | Graduate Research Mentorship
| Others |
| GRM | Graduate Resident Mentor
| Others |
| GRM | Grand Am
| Others |
| GRM | Grand Marais/Cook County Airport, Grand Marais, Minnesota USA
| Others |
| GRM | Grand Rapids Michigan
| Others |
| GRM | Grand River Museum
| Others |
| GRM | Grand River Mutual
| Others |
| GRM | Grands Randonneurs Motorises
| Others |
| GRM | Grapevine Racing Machine
| Others |
| GRM | Grapevine Racing Motors
| Others |
| GRM | Graphic Reading Module
| Others |
| GRM | Grassroots Motorsports
| Others |
| GRM | Great Radio Modifier
| Others |
| GRM | Green Ranger Malaysia
| Others |
| GRM | Grievance Redress Mechanism
| Others |
| GRM | Grime and Rap Music
| Others |
| GRM | Gross Refining Margin
| Others |
| GRM | Gross Rent Multiple
| Others |
| GRM | Gross Rent Multiplier
| Others |
| GRM | Group Risk Management
| Others |
| GRM | Groupe De Recherches Musicales
| Others |
| GRM | Groupe Renault Maroc
| Others |
| GRM | Grower Relationship Management
| Others |
| GRM | Growth and Resource Management
| Others |
| GRM | Guarantee Records Management
| Others |
| GRM | Guard Rail Marketing
| Others |
| GRM | Guest Relations Marketing
| Others |
| GRM | Guia Race of Macau
| Others |
| GRM | Gulf Research Meeting
| Others |