Stephen I
Ban of Bosnia
Years: 1242 - 1314
Stephen I Kotromanić (1242–1314) is a Bosnian Ban from 1287 to 1290 jointly with Ban Prijezda II and 1290–1314 alone as a vassal of the Kingdom of Hungary.
He is the eponymous founder of the Bosnian ruling dynasty, the House of Kotromanić.
