Potok was formerly part of the German Empire. In the German Empire, the place was called Potok.
The place is now called Potok and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Potok | Austro-Hungary | Kralowitz | before the Treaty of Saint-Germain |
| Potok | Czechoslovakia | Kralovice | after the Treaty of Saint-Germain |
| Potok | German Empire | Luditz | 1938 |
| Potok | Czechoslovakia | Plasny | 1945 |
| Potok | Czechoslovakia | Plzeň-sever | 1992 |
| Potok | Czech Republic | Plzeň-sever | 1993 |