GRL may refer to:
G.R.L., an American-British-Canadian girl group G.R.L. (EP), a 2014 recording by G.R.L. 3 Letter ISO 3166 code for Greenland Air Greenland Gamma Rho Lambda, a sorority Geophysical Research Letters, an academic journal Geospatial Research Laboratory Goal-oriented Requirements Language Greenfaulds railway station, in Scotland Glucocorticoid receptor