Petrašovice was formerly part of the German Empire. In the German Empire, the place was called Petrosowitz.
The place is now called Petrašovice and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Potrosowitz | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Petrašovice | Austro-Hungary | Turnau | before the Treaty of Saint-Germain |
| Petrašovice | Czechoslovakia | Turnov | after the Treaty of Saint-Germain |
| Potrosowitz | German Empire | Reichenberg | 1938 |
| Petrosowitz | German Empire | Reichenberg | 1938 |
| Petrašovice | Czechoslovakia | Turnov | 1945 |
| Petrašovice | Czechoslovakia | Liberec | 1992 |
| Petrašovice | Czech Republic | Liberec | 1993 |