Radotín was formerly part of the German Empire. In the German Empire, the place was called Radotin.
The place is now called Radotín and belongs to Czech Republic.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Radotin | Austro-Hungary | Luditz | before the Treaty of Saint-Germain |
| Radětín | Austro-Hungary | Luditz | before the Treaty of Saint-Germain |
| Radotín | Czechoslovakia | Žlutice | after the Treaty of Saint-Germain |
| Radotin | German Empire | Luditz | 1938 |
| Radotín | Czechoslovakia | Podbořany | 1945 |
| Radotín | Czechoslovakia | Karlovy Vary | 1992 |
| Radotín | Czech Republic | Karlovy Vary | 1993 |