Zellnitz an der Drau is a place, that before the Treaty of Saint-Germain belonged to Austro-Hungary and was situated in the administrative region Marburg/Maribor.
Zellnitz an der Drau was formerly part of the German Empire. In the German Empire, the place was called Zellnitz an der Drau. The place is now called Selnica ob Dravi and belongs to Slovenia.