Pozdeň was formerly part of the German Empire. In the German Empire, the place was called Pozdeň.
The place is now called Pozdeň and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Pozdeň | Austro-Hungary | Schlan | before the Treaty of Saint-Germain |
| Pozdeň | Czechoslovakia | Slaný | after the Treaty of Saint-Germain |
| Posden | German Empire | Schlan | 1939 |
| Pozdeň | German Empire | Schlan | 1939 |
| Pozdeň | Czechoslovakia | Slaný | 1945 |
| Pozdeň | Czechoslovakia | Kladno | 1992 |
| Pozdeň | Czech Republic | Kladno | 1993 |