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