RPK (Ruchnoy Pulemyot Kalashnikova, ) is a Soviet light machine gun.
RPK may also refer to:
Raja Petra Kamarudin (born 1950), Malaysian editor Revenue passenger kilometre, a measure of traffic Royal Park railway station (station code), Melbourne, Australia Rocketplane Kistler (RpK), a former aerospace company RPK (rapper), stage name of the Finnish rapper Roope Kinnunen