RKP

RKP can stand for:


 * Swedish People's Party (Finland)
 * Swedish National Bureau of Investigation, Rikskriminalpolisen, abbreviated RKP
 * RKP (b), Russian Communist Party (bolsheviks). In Russian, Российская Коммунистическая Партия (большевиков), РКП(б))
 * Native Polish Church - Polish acronym for the Slavic pagan religious association