Prahn was formerly part of the German Empire. In the German Empire, the place was called Prahn.
The place is now abandoned and the area belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Prahn | Austro-Hungary | Komotau | before the Treaty of Saint-Germain |
| Brány | Austro-Hungary | Komotau | before the Treaty of Saint-Germain |
| Brany | Czechoslovakia | Chomutov | after the Treaty of Saint-Germain |
| Prahn | Czechoslovakia | Chomutov | after the Treaty of Saint-Germain |
| Prahn | German Empire | Komotau | 1938 |
| Brany | Czechoslovakia | Chomutov | 1945 |
| - aufgelassen - | Czechoslovakia | Chomutov | 1992 |
| - aufgelassen - | Czech Republic | Chomutov | 1993 |