Kingdom of Pontus
Peoples and states deploying cataphracts at some point in their history included: the Scythians, Sarmatians, Alans, Parthians, Achaemenids, Sakas, Armenians, Seleucids, Pergamenes, Kingdom of Pontus, Greco-Bactrian Kingdom, Sassanids, Romans, Goths, Byzantines, Georgians, Chinese, Koreans, Jurchens, and Mongols.