Proschwitz was formerly part of the German Empire. In the German Empire, the place was called Proschwitz an der Neiße.
The place is now called Proseč nad Nisou (Jablonec-Proseč) and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Proschwitz | Austro-Hungary | Gablonz a. d. Neiße | before the Treaty of Saint-Germain |
| Prošovice | Austro-Hungary | Gablonz a. d. Neiße | before the Treaty of Saint-Germain |
| Proseč nad Nisou | Czechoslovakia | Jablonec nad Nisou | after the Treaty of Saint-Germain |
| Proschwitz an der Neiße | Czechoslovakia | Jablonec nad Nisou | after the Treaty of Saint-Germain |
| Proschwitz an der Neiße | German Empire | Gablonz a. d. Neiße | 1938 |
| Proseč nad Nisou | Czechoslovakia | Jablonec nad Nisou | 1945 |
| Proseč nad Nisou (Jablonec-Proseč) | Czechoslovakia | Jablonec nad Nisou | 1992 |
| Proseč nad Nisou (Jablonec-Proseč) | Czech Republic | Jablonec nad Nisou | 1993 |