Sosnowiec, Dwór was formerly part of the German Empire. In the German Empire, the place was called Sosnowitz.
The place is now called Sosnowiec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Soßnitz | German Empire | Mogilno | before the Versailles Treaty |
| Sosnowiec, Dwór | Poland | Mogilno | after the Versailles Treaty |
| Sosnowitz | German Empire | Mogilno | 1939 |
| Sosnowiec | Poland | Mogilno | 1945 |
| Sosnowiec | Poland | Bydgoszcz | 1992 |