GKM

GKM may refer to:


 * General Kumaramangalam Colony or "GKM Colony" in Chennai
 * GKM College of Engineering and Technology in Chennai
 * Generalized Kac–Moody algebra
 * Grupo Kalise Menorquina, Spanish ice cream company
 * Gebauer Kényszermeghajtású Motorgéppuska, machine gun designed by Franz Gebauer
 * Gerard Klauer Mattison, company acquired by BMO Capital Markets in 2003
 * Grenzkommando Mitte (Border Command Center), part of the Border Troops of the German Democratic Republic