Tejnitz an der Sazawa is a place, that before the Treaty of Saint-Germain belonged to Austro-Hungary and was situated in the administrative region Beneschau.
Tejnitz an der Sazawa was formerly part of the German Empire. In the German Empire, the place was called Týnec nad Sázavou. The place is now called Týnec nad Sázavou and belongs to Czechoslovakia.