Radun was formerly part of the German Empire. In the German Empire, the place was called Dreitannen.
The place is now called Raduń and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Radun | German Empire | Tost-Gleiwitz | 1936 |
| Dreitannen | German Empire | Tost-Gleiwitz | 1939 |
| Raduń | Under Polish administration | Gliwice | 1945 |
| Raduń | Poland | Katowice | 1993 |