| GRL | Gamma Rho Lambda
| Others |
| GRL | Garasa, Papua New Guinea
| Others |
| GRL | Gay Romance Literature
| Others |
| GRL | Genealogical Research Library
| Others |
| GRL | General Research Lab
| Others |
| GRL | General Research Laboratory
| Others |
| GRL | Generic Reference Level
| Others |
| GRL | Geo Reference Locator
| Others |
| GRL | Geographic Reference Locator
| Others |
| GRL | Geophysical Research Letters
| Others |
| GRL | Geospatial Research Laboratory
| Others |
| GRL | Global Racing League
| Others |
| GRL | Global Reach Laydown
| Others |
| GRL | Global Resource Locator
| Others |
| GRL | Global Revocation List
| Others |
| GRL | Goal-oriented Requirement Language
| Others |
| GRL | Gradient Reversal Layer
| Others |
| GRL | Granada l
| Others |
| GRL | Granite River Labs
| Others |
| GRL | Graph Rewrite Library
| Others |
| GRL | Gravel Road Logic
| Others |
| GRL | Grille Assembly
| Others |
| GRL | Gross Rail Load
| Others |
| GRL | growth arrest line
| Others |
| GRL | Guided Reading Level
| Others |