LRG may refer to:
Science and technology Locus Reference Genomic, DNA sequence format Luminous red galaxy in the Sloan Digital Sky Survey
Education LRG University of Applied Sciences, Switzerland
Companies and organisations Land Rover Group, a former division of auto manufacturer British Leyland and later the Rover Group Lifted Research Group, a clothing manufacturer Limited Run Games LRG Capital Funds LRG Capital Group LRG Racing Ludlow Research Group
Other Lairg railway station, Scotland, by National Rail code Littoral Response Group, an amphibious task group of the Royal Navy