Hermannsgrün was formerly part of the German Empire. In the German Empire, the place was called Hermannsgrün.
The place is now called Heřmanov and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Hermannsgrün | Austro-Hungary | Neudek | before the Treaty of Saint-Germain |
| Hermannsgrün | Czechoslovakia | Nejdek | after the Treaty of Saint-Germain |
| Hermannsgrün | German Empire | Neudek | 1938 |
| Heřmanov | Czechoslovakia | Kraslice | 1945 |
| Heřmanov | Czechoslovakia | Sokolov | 1992 |
| Heřmanov | Czech Republic | Sokolov | 1993 |