The Marcomanni were a tribe[1] that established a powerful kingdom north of the Danube, somewhere near modern Bohemia, during the peak of power of the nearby Roman Empire. According to Tacitus and Strabo, they were Suebian.
Fischer, Thomas; Nicholson, Oliver (2018). "Marcomanni". In Nicholson, Oliver (ed.). The Oxford Dictionary of Late Antiquity. Oxford University Press. ISBN9780191744457. Retrieved January 26, 2020. Marcomanni. Germanic tribe belonging originally to the Elbe cultural grouping...