Połajewo, Dwór was formerly part of the German Empire. In the German Empire, the place was called Güldenau *.
The place is now called Połajewo * and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| NN (Połajewo, Dwór) | German Empire | Obornik/Obernick | before the Versailles Treaty |
| Połajewo, Dwór | Poland | Czarnków | after the Versailles Treaty |
| Güldenau * | German Empire | Scharnikau (Wartheland) | 1939 |
| Połajewo * | Poland | Czarnków | 1945 |
| Połajewo * | Poland | Piła | 1992 |