Josephsruh was formerly part of the German Empire. In the German Empire, the place was called Josefsruh.
The place is now called Józefowice and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Josephsruh | German Empire | Kolmar i. Posen | before the Versailles Treaty |
| Józefowice | Poland | Chodzież | after the Versailles Treaty |
| Josefsruh | German Empire | Kolmar (Wartheland) | 1939 |
| Józefowice | Poland | Chodzież | 1945 |
| Józefowice | Poland | Piła | 1992 |