Semtěš was formerly part of the German Empire. In the German Empire, the place was called Semtisch.
The place is now called Semtěš and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Semtisch | Austro-Hungary | Luditz | before the Treaty of Saint-Germain |
| Semtěš | Austro-Hungary | Luditz | before the Treaty of Saint-Germain |
| Semtěš | Czechoslovakia | Žlutice | after the Treaty of Saint-Germain |
| Semtisch | Czechoslovakia | Žlutice | after the Treaty of Saint-Germain |
| Semtisch | German Empire | Luditz | 1938 |
| Semtěš | Czechoslovakia | Toužim | 1945 |
| Semtěš | Czechoslovakia | Karlovy Vary | 1992 |
| Semtěš | Czech Republic | Karlovy Vary | 1993 |