Horní Žďár is a place, that before the Treaty of Saint-Germain belonged to Austro-Hungary and was situated in the administrative region Neuhaus.
Horní Žďár was formerly part of the German Empire. In the German Empire, the place was called Ober Mühl. The place is now called Horní Žďár (Jindřichův Hradec-Hor. Ž.) and belongs to Czech Republic.