Ruppersdorf is a place, that after the Treaty of Saint-Germain belonged to Czechoslovakia and was situated in the administrative region Liberec (venkov).
Ruppersdorf was formerly part of the German Empire. In the German Empire, the place was called Ruppersdorf (Reichenberg-Ruppersdorf). The place is now called Ruprechtice (Liberec-Ruprechtice) and belongs to Czech Republic.