GMR may refer to:
Transport Gahmar railway station, in Uttar Pradesh, India Gambir railway station, in Jakarta, Indonesia (station code GMR) Georgia Midland Railroad, in Georgia, United States Glenreagh Mountain Railway, in New South Wales, Australia Golden Myanmar Airlines, a Burmese airline Totegegie Airport, in French Polynesia
Other uses GMR (cryptography), a digital signature algorithm GMR (magazine), a video game magazine The Great Movie Ride, a defunct dark ride formerly located at Disney's Hollywood Studios at the Walt Disney World Resort in Bay Lake, Florida. Genetics and Molecular Research, an academic journal BBC GMR, now BBC Radio Manchester Galápagos Marine Reserve, the protected waters around the Galápagos Islands General Motors Research Laboratories, a division of General Motors Corporation GEO-Mobile Radio Interface, a standard for satellite phones Giant magnetoresistance, a quantum mechanical magnetoresistance effect Giant monopole resonance, in physics, a form of giant resonance Glass Mountain Records, an American record label GMR Group, an Indian infrastructure company Golden-mantled rosella (Eastern rosella), an Australian parrot Great Man-Made River, an irrigation project in Libya Great Midwest Relay, now the Madison Chicago Relay, a 200-mile relay race Groupe mobile de réserve, paramilitary unit of Vichy France Genesis Magma Racing, racing team of Genesis Motor