Bunzelberg was formerly part of the German Empire. In the German Empire, the place was called Bunzelberg.
The place is now called Bolesław and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Boleslau | German Empire | Ratibor | 1936 |
| Bunzelberg | German Empire | Ratibor | 1939 |
| Bolesław | Under Polish administration | Racibórz | 1945 |
| Bolesław | Poland | Katowice | 1992 |