Ober-Suchau is a place, that before the Treaty of Saint-Germain belonged to Austro-Hungary and was situated in the administrative region Freistadt/Frysztat, Fryštát.
Ober-Suchau was formerly part of the German Empire. In the German Empire, the place was called Ober Suchau. The place is now called Horní Suchá and belongs to Czech Republic.