Lubasz was formerly part of the German Empire. In the German Empire, the place was called Lubasch.
The place is now called Lubasz and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Lubasz | German Empire | Czarnikau | before the Versailles Treaty |
| Lubasch | German Empire | Czarnikau | before the Versailles Treaty |
| Lubasz | Poland | Czarnków | after the Versailles Treaty |
| Lubasch | German Empire | Scharnikau (Wartheland) | 1939 |
| Lubasz | Poland | Czarnków | 1945 |
| Lubasz | Poland | Piła | 1992 |