Unter-Medelzen was formerly part of the German Empire. In the German Empire, the place was called Untermedelzen.
The place is now called Dolní Metelsko and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Unter-Medelzen | Austro-Hungary | Bischofteinitz | before the Treaty of Saint-Germain |
| Dolní Metelsko | Austro-Hungary | Bischofteinitz | before the Treaty of Saint-Germain |
| Dolní Metelsko | Czechoslovakia | Horšovský Týn | after the Treaty of Saint-Germain |
| Unter-Medelzen | Czechoslovakia | Horšovský Týn | after the Treaty of Saint-Germain |
| Untermedelzen | German Empire | Bischofteinitz | 1938 |
| Dolní Metelsko | Czechoslovakia | Horšovský Týn | 1945 |
| Dolní Metelsko | Czechoslovakia | Domažlice | 1992 |
| Dolní Metelsko | Czech Republic | Domažlice | 1993 |