Uniemyśl was formerly part of the German Empire. In the German Empire, the place was called Berthelsdorf.
The place is now called Uniemyśl and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Berthelsdorf | German Empire | Landeshut i. Schles. | 1939 |
| Uniemyśl | Under Polish administration | Kamienna Góra | 1945 |
| Uniemyśl | Poland | Jelenia Góra | 1992 |