Fließhain was formerly part of the German Empire. In the German Empire, the place was called Fließhain.
The place is now called Zazdrość and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Fließhain | German Empire | Schubin | before the Versailles Treaty |
| Zazdrość | Poland | Szubin | after the Versailles Treaty |
| Fließhain | German Empire | Altburgund | 1939 |
| Zazdrość | Poland | Szubin | 1945 |
| Zazdrość | Poland | Bydgoszcz | 1992 |