Teschnitz was formerly part of the German Empire. In the German Empire, the place was called Teschnitz.
The place is now called Deštnice and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Teschnitz | Austro-Hungary | Saaz | before the Treaty of Saint-Germain |
| Deštnice | Austro-Hungary | Saaz | before the Treaty of Saint-Germain |
| Dešnice | Austro-Hungary | Saaz | before the Treaty of Saint-Germain |
| Deštnice | Czechoslovakia | Žatec | after the Treaty of Saint-Germain |
| Teschnitz | Czechoslovakia | Žatec | after the Treaty of Saint-Germain |
| Teschnitz | German Empire | Saaz | 1938 |
| Deštnice | Czechoslovakia | Žatec | 1945 |
| Deštnice | Czechoslovakia | Louny | 1992 |
| Deštnice | Czech Republic | Louny | 1993 |