Radzyń was formerly part of the German Empire. In the German Empire, the place was called Radlau.
The place is now called Radzyń and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Radzyn | German Empire | Samter | before the Versailles Treaty |
| Radzyń | Poland | Szamotuły | after the Versailles Treaty |
| Radlau | German Empire | Samter | 1939 |
| Radzyń | Poland | Szamotuły | 1945 |
| Radzyń | Poland | Poznań | 1992 |