Alt-Obra was formerly part of the German Empire. In the German Empire, the place was called Alt Obra Hauland.
The place is now called Obra Dolna and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Alt-Obra | German Empire | Bomst | before the Versailles Treaty |
| Alt Obra Hauland | German Empire | Bomst | after the Versailles Treaty |
| Alt Obra Hauland | German Empire | Züllichau-Schwiebus | 1939 |
| Obra Dolna | Under Polish administration | Sulechów | 1945 |
| Obra Dolna | Poland | Zielona Góra | 1992 |