Kirchberg was formerly part of the German Empire. In the German Empire, the place was called Kirchberg, Kr. Wirsitz.
The place is now called Rozważyn and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kirchberg | German Empire | Wirsitz | before the Versailles Treaty |
| Polichno * | Poland | Wyrzysk | after the Versailles Treaty |
| Kirchberg, Kr. Wirsitz | German Empire | Wirsitz | 1939 |
| Rozwarzyn | Poland | Wyrzysk | 1945 |
| Rozważyn | Poland | Bydgoszcz | 1992 |